Nonferrous Nuts For General Use (Metric)
Nonferrous Nuts For General Use (Metric)
METRIC
                                                                AMERICAN SOCIETY FOR TESTING AND MATERIALS
                                                                  100 Barr Harbor Dr., West Conshohocken, PA 19428
                                                          Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
This standard has been approved for use by agencies of the Department of Defense.
                                                                                     1
                                                                                           TABLE 1 Chemical Requirements
                                                                                                         Composition, %
2
     C51000        510       phosphor bronze                                   balanceA       0.10                                       0.03–0.35                     0.30      0.05       4.2–5.8
     C61400        614       aluminum bronze                    6.0–8.0        88.0B          1.5–3.5         1.0
     C63000        630       aluminum bronze                    9.0–11.0       78.0B          2.0–4.0         1.5         4.0–5.5                       0.25 max                            0.20 max
                                                                                                                                                                                                                  F 467M
     C64200        642       aluminum silicon bronze            6.3–7.6        88.65B         0.30            0.10        0.25                          1.5–2.2C       0.50      0.05       0.20 max     0.15
     C65100        651       silicon bronze                                    96.0B          0.8             0.7                                       0.8–2.0        1.5       0.05
     C65500        655       silicon bronze                                    94.8B          0.8             1.5         0.6                           2.8–3.8        1.5       0.05
     C66100        661       silicon bronze                                    94.0B          0.25            1.5                                       2.8–3.5        1.5       0.20–0.8   0.5–1.5
     C67500        675       manganese bronze                   0.25 max       57.0–60.0      0.8–2.0         0.05–0.5                                                 balance   0.20
                                                                                                                                     A
     C71000        710       cupro-nickel                                      74.0B          0.60            1.00        19.0–23.0                                    1.00      0.05
     C71500        715       cupro-nickel                                      65.0B          0.40–0.7        1.00        29.0–33.0A                                   1.00      0.05
    A
        Elements shown as balance shall be arithmetically computed by deducting the sum of the other named elements from 100.
    B
        Minimum content of copper plus all other elements with specified limits shall be 99.5 %.
    C
        An alloy containing as high as 2.6 % silicon is acceptable provided the sum of all the elements other than copper, silicon, and iron does not exceed 0.30 %.
                                                                                                 TABLE 1 Continued
                                                                                          Nickel and Nickel-Base Alloys
      UNS
                                                                                                  Man-                Phos-
    Designa-                                          Car-                                                                        Sili-                Co
                Al-       General         Alumi-               Chro-                    Iron,      ga-                 pho-                 Tita-              Molyb-       Sulfur,      Vana-      Tung-
       tion                                           bon,                CopperA                          NickelA                con,                balt,
                loy        Name            num                 mium                     max       nese,                rus,                 nium               denum         max         dium        sten
      Num-                                            max                                                                         max                 max
3
                                                                                                   max                 max
       ber
    N10001     335     Ni-Mo                          0.05    1.0 max                  4.0–6.0     1.0    balance         0.025   1.00                2.50    26.0–30.0   0.030         0.2–0.4
                                                                                                                                                                                                             F 467M
    N10276     276     Ni-Mo-Cr                       0.02    14.5–16.5                4.0–7.0     1.00   balance         0.040   0.08                2.50    15.0–17.0   0.030         0.35 max   3.0–4.5
                                                                                                                                                       B
    N04400     400     Ni-Cu Class A                   0.3                 balance     2.5         2.0    63.0–70.0               0.5                                     0.024
                                                                                                                                                       B
    N04405     405     Ni-Cu Class B                  0.3                  balance     2.5         2.0    63.0–70.0               0.5                                     0.025–0.060
                                                                                                                                                       B
    N05500     500     Ni-Cu-Al         2.30–3.15     0.25                 balance     2.0         1.5    63.0–70.0               0.5     0.35–0.85                       0.01
     A
      Elements shown as balance shall be arithmetically computed by deducting the sum of the other named elements from 100.
     B
      Cobalt is to be counted as nickel.
                                                                                                         TABLE 1 Continued
                                                                                                          Composition, %
                                                                                                       Aluminum-Base AlloysA
         UNS                                                                                                                                                                                                Other Elements,
        Desig-                                                                                                             Manga-                            Tita-                                                max
                       Al-             General              Alumi-           Chro-                            Iron,                         Silicon,                       Zinc,         Magne-
        nation                                                                                Copper                        nese,                            nium,
                       loy              Name                numA             mium                             max                            max                           max            sium
4
        Num-                                                                                                                max                              max
         ber                                                                                                                                                                                               Each         Total
                                                                                                                                                                  B
       A92024         2024         Aluminum 2024           balance         0.10 max          3.8–4.9          0.50        0.30–0.9         0.50              0.15          0.25         1.2–1.8           0.05          0.15
                                                                                                                                                                                                                                     F 467M
       A96061         6061         Aluminum 6061           balance         0.04–0.35         0.15–0.40        0.7         0.15             0.40–0.8          0.15          0.25         0.8–1.2           0.05          0.15
                                                                                                                                                                                                          C
       A96262         6262         Aluminum 6262           balance         0.04–0.14         0.15–0.40        0.7         0.15             0.40–0.8          0.15          0.25         0.8–1.2
      A
        Analysis shall regularly be made only for the elements specified in this table. If, however, the presence of other elements is suspected or indicated in amounts greater than the specified limits, further analysis shall
    be made to determine that these elements are not present in excess of the specified limits.
      B
        Titanium + zirconium 0.20 %, max.
      C
        Lead 0.4–0.7 %; bismuth 0.4–0.7 %.
                                                                                                          TABLE 1 Continued
                                                                                                  Titanium and Titanium-Base AlloysA
        UNS                                                                                                                                                                                                           ResidualsB
                                                                 Car-                                    Nitro-   Oxy-                                            Molyb-       Zirco-                  Sili   Ruthe-
        Des-                     General             Alumi-              Iron,      Tita-     Hydro-                         Palla-      Vana-       Chro-                                 Tin,                              to-
                  Alloy                                          bon,                                    gen,     gen,                                            denum,       nium,                  con,     nium, each,
      ignation                    Name              num, Al               Fe      nium, Ti    gen, H                       dium, Pd     dium, V     mium, Cr                               Sn                                tal,
                                                                  C                                        N       O                                                Mo           Zr                    Si       Ru    max
      Number                                                                                                                                                                                                                max
      R50250        1     Titanium   Gr 1                        0.10    0.20     balance     0.0125      0.05    0.18                                                                                                  0.1     0.4
      R50400        2     Titanium   Gr 2                        0.10    0.30     balance     0.0125      0.05    0.25                                                                                                  0.1     0.4
5
      R50700        4     Titanium   Gr 4                        0.10    0.50     balance     0.0125      0.07    0.40                                                                                                  0.1     0.4
      R56400        5     Titanium   Gr 5          5.5–6.75      0.10    0.40     balance     0.0125      0.05    0.20                   3.5–4.5                                                                        0.1     0.4
      R56401       23     Titanium   Ti-6Al-4V      5.5–6.5      0.08    0.25     balance     0.0125      0.05    0.13                   3.5–4.5                                                                        0.1     0.4
                                                                                                                                                                                                                                         F 467M
                          ELI
      R52400        7     Titanium   Gr 7                        0.10    0.30     balance     0.0125      0.05    0.25     0.12–0.25                                                                                    0.1     0.4
      R58640       19     Titanium   Ti-38-6-44     3.0–4.0      0.05    0.30     balance     0.0200      0.03    0.12     0.10C         7.5–8.5     5.5–6.5      3.5–4.5     3.5–4.5                          0.10B   0.15     0.4
      R55111       32     Titanium   Ti-5-1-1-1     4.5–5.5      0.08    0.25     balance     0.0125      0.03    0.11                   0.6–1.4                  0.6–1.2     0.6–1.4    0.6–1.40.06–0.14              0.1      0.4
      A
        All reported values are maximums, unless a range is specified.
      B
        A residual is an element present in a metal or an alloy in small quantities inherent to the manufacturing process but not added intentionally. Residual elements need not be reported unless a report is specifically required
    by the purchaser.
      C
        Ruthenium and Palladium, or both, may be added to Grade 19 for enhanced corrosion resistance as negotiated between purchaser and vendor. Chemical analysis is not required unless specifically negotiated.
                                                                                F 467M
  3.1.4 Alloy number (Table 1),                                                      nuts representing each lot. The chemical composition thus
  3.1.5 Stress relieving, if required (4.2.3),                                       determined shall conform to the requirements in Table 1.
  3.1.6 “Shipment lot” testing, as required (Section 9),                               5.3.2 In the event of disagreement, a referee chemical
  3.1.7 Source inspection, if required (Section 14),                                 analysis of samples from each lot shall be made in accordance
  3.1.8 Certificate of compliance or test report, if required                        with 11.1 and 12.1.
(Section 16),
  3.1.9 Additional requirements, if any, to be specified on the                      6. Mechanical Properties
purchase order (4.2.1, 7.2, 8.2, 11.1, and 12.1),                                      6.1 The nuts shall be tested in accordance with the mechani-
  3.1.10 Supplementary requirements, if any, and                                     cal testing requirements for the applicable type and shall meet
  3.1.11 ASTM specification and year of issue.                                       the mechanical requirements in Table 2 for the specified alloy.
  NOTE 2—A typical ordering description is as follows: 10 000 pieces,                  6.2 Where both proof load and hardness tests are performed,
Hex Nut, M8 3 1.25 Alloy 270, Furnish Certificate of Compliance,                     the proof load test results shall take precedence for acceptance
Supplementary Requirement S1, ASTM Specification F 467M – .                          purposes.
4. Materials and Manufacture                                                         7. Dimensions
  4.1 Materials:                                                                       7.1 Nuts—Unless otherwise specified, the dimensions of
  4.1.1 The nuts shall be manufactured from material having                          nuts shall be in accordance with the requirements of ANSI
a chemical composition conforming to the requirements in                             B18.2.4.1M.
Table 1 and capable of developing the required mechanical                              7.2 Threads—Unless otherwise specified, the nuts shall
properties for the specified alloy in the nut.                                       have threads in accordance with ANSI B1.13M, tolerance
  4.1.2 The starting condition of the raw material shall be at                       Grade 4.
the discretion of the fastener manufacturer but shall be such
that the nuts conform to all the specified requirements.                             8. Workmanship, Finish, and Appearance
  4.2 Manufacture:                                                                      8.1 Workmanship—Nuts shall have a workmanlike finish
  4.2.1 Forming—Unless otherwise specified, the nuts shall                           free of injurious burrs, seams, laps, irregular surfaces, and
be hot pressed, cold formed, or machined from suitable                               other imperfections affecting serviceability.
material at the option of the manufacturer.                                             8.2 Finish—Unless otherwise specified, the nuts shall be
  4.2.2 Condition—Except as provided in 4.2.3, the nuts shall                        furnished without any additive chemical or metallic finish.
be furnished in the condition specified below:
          Alloy                                 Condition
Copper (all alloys)     As formed or stress relieved at manufacturer’s option                          TABLE 2 Mechanical Property Requirements
Nickel alloys 400 and   As formed or stress relieved at manufacturer’s option                                  Mechanical Property   Hardness,       Proof Stress,
     405                                                                                            Alloy
                                                                                                                    Marking            minA              MPa
Nickel alloy 500        Solution annealed and aged
Aluminum alloys:                                                                     Cu       110                   F 467MA            65   HRF           205
   2024-T4              Solution treated and naturally aged                          Cu       270                   F 467MB            55   HRF           415
   6061-T6              Solution treated and artificially aged                       Cu       462                   F 467MC            65   HRB           345
   6262-T9              Solution treated, artificially aged, and cold worked         Cu       464                   F 467MD            55   HRB           345
Titanium                As formed                                                    Cu       510                   F 467ME            60   HRB           415
                                                                                     Cu       614                   F 467MG            70   HRB           520
  4.2.3 Stress Relieving—When required, stress relieving                             Cu       630                   F 467MH            85   HRB           690
                                                                                     Cu       642                   F 467MJ            75   HRB           520
shall be specified by the purchaser for all copper alloys and                        Cu       651                   F 467MK            75   HRB           485
nickel alloys 400 and 405.                                                           Cu       655                   F 467ML            60   HRB           345
                                                                                     Cu       661                   F 467MM            75   HRB           485
5. Chemical Composition                                                              Cu       675                   F 467MN            60   HRB           380
   5.1 Chemical Composition—The nuts shall conform to the                            Cu       710                   F 467MP            50   HRB           310
                                                                                     Cu       715                   F 467MR            60   HRB           380
chemical composition specified in Table 1 for the specified
                                                                                     Ni   335                      F 467MS             20   HRC           790
alloy.                                                                               Ni   276                      F 467MT             20   HRC           760
   5.2 Manufacturer’s Analysis:                                                      Ni   400                      F 467MU             75   HRB           550
   5.2.1 Except as provided in 5.2.2, when test reports are                          Ni   405                      F 467MV             60   HRB           485
                                                                                     Ni   500                      F 467MW             24   HRC           900
required on the inquiry or purchase order (3.1.8), the manu-
                                                                                     Al 2024-T4B                    F 467MX            70 HRB             380
facturer shall make individual analyses of randomly selected                         Al 6061-T6                     F 467MY            40 HRB             275
nuts from the product to be shipped and report the results to the                    Al 6262-T9                     F 467MZ            60 HRB             360
purchaser. Alternatively, if heat and lot identities have been                       Ti 1                          F 467MAT            140 HV             275
maintained, the analysis of the raw material from which the                          Ti 2                          F 467MBT            150 HV             380
                                                                                     Ti 4                          F 467MCT            200 HV             585
nuts have been manufacturered may be reported instead of                             Ti 5                          F 467MDT            30 HRC             930
product analysis.                                                                    Ti 7                          F 467MET            160 HV             380
   5.2.2 For aluminum nuts, instead of 5.2.1, the manufacturer                       Ti 19                         F 467MFT            24 HRC             825
                                                                                     Ti 23                         F 467MGT            25 HRC             860
may furnish a certificate of conformance certifying compliance                       Ti-5-1-1-1                    F 467MHT            24 HRC             725
with the chemical composition specified in Table 1.                                       A
                                                                                        For aluminum and titanium alloys hardness values are for information only.
   5.3 Product Analysis:                                                                  B
                                                                                        Aluminum alloy 2024-T4 shall be supplied in naturally aged condition. This
   5.3.1 Product analyses may be made by the purchaser from                          material is not recommended for nuts in nominal thread diameter larger than M6.
                                                                                 6
                                                                                   F 467M
9. Sampling                                                                             13. Test Methods
   9.1 A lot, for the purposes of selecting test specimens, shall                          13.1 Chemical Analysis—When required, the chemical
consist of not more than 100 000 pieces offered for inspection                          composition shall be determined by any recognized commer-
at one time having the following common characteristics:                                cial test method. In the event of disagreement, the following
   9.1.1 One type of item,                                                              test methods shall be used for referee purposes.
   9.1.2 Same alloy and temper, and                                                               Alloy                                Test Method
   9.1.3 One nominal diameter and thread pitch.                                          Copper                   E   53, E 54, E 62, E 75, E 478
                                                                                         Aluminum                 E   34, E 101, E 227
                                                                                         Nickel                   E   38, E 76, E 354
10. Number of Tests and Retests                                                          Titanium                 E   120, E 1409
   10.1 Normal Testing—The requirements of this specifica-                                 13.2 Mechanical :
tion shall be met in continuous mass production for stock (see                             13.2.1 The proof load test shall be conducted in accordance
Table 3). The manufacturer shall make sample inspections as                             with the appropriate methods of Test Methods F 606M. Loads
specified below to ensure that the product conforms to the                              to be determined using Table 2 and Table 4.
specified requirements. When tests of individual shipments are                             13.2.2 The hardness shall be determined in accordance with
required, Supplementary Requirement S1 shall be specified.                              Test Methods E 18 and E 92. For nominal thread diameters M6
                                             Acceptance Criteria                        to M10, one reading shall be taken. For diameters M12 and
       Number of Pieces            No. of       Acceptance         Rejection
              in lot               Tests            No.              No.                larger, the hardness shall be the average of four readings
      50 and under                   2               0                 1                located 90° to one another.
      51 to 500                      3               0                 1
      501 to 35 000                  5               0                 1                14. Inspection
      35 001 to 100 000              8               0                 1
                                                                                           14.1 When specified on the inquiry or purchase order, the
   10.2 Retests:                                                                        product shall be subject to inspection by the purchaser at the
   10.2.1 When tested in accordance with the required sam-                              place of manufacture prior to shipment. The inspector repre-
pling plan, a lot shall be subject to rejection if any of the test                      senting the purchaser shall have controlled entry only to those
specimens fails to meet the applicable test requirements.                               parts of the manufacturer’s operations that concern the manu-
   10.2.2 If the failure of a test specimen is due to improper                          facture of the ordered product and only when and where work
preparation of the specimen or to incorrect testing technique,                          on the contract of the purchaser is being performed. The
the specimen shall be discarded and another specimen substi-                            manufacturer shall afford the inspector all reasonable facilities
tuted.                                                                                  to satisfy him that the product is being furnished in accordance
                                                                                        with this specification. All inspections and tests shall be
11. Significance of Numerical Limits
                                                                                        conducted so as not to interfere unnecessarily with the opera-
  11.1 For purposes of determining compliance with the                                  tions of the manufacturer.
specified limits for requirements of the properties listed in this
specification, an observed value or calculated value shall be                           15. Rejection and Rehearing
rounded in accordance with Practice E 29.                                                 15.1 Unless otherwise specified, any rejection based on tests
                                                                                        specified herein and made by the purchaser shall be reported to
12. Test Specimens                                                                      the manufacturer as soon as practical after receipt of the
  12.1 Chemical Tests—When required, samples for chemical                               product by the purchaser.
analysis shall be taken in accordance with Practice E 55 by
                                                                                        16. Certification and Test Reports
drilling, sawing, milling, turning, clipping, or such other
methods capable of producing representative samples.                                      16.1 Certificate of Compliance—When specified in the
  12.2 Mechanical Tests :                                                               contract or purchase order, the manufacturer shall furnish
  12.2.1 Nuts shall be proof load tested in full section.                               certification that the product was manufactured and tested in
  12.2.2 The hardness shall be determined on the top or                                 accordance with this specification and conforms to all specified
bottom face of the nut.                                                                 requirements.
                                                                                                             TABLE 4 Tensile Stress Areas
          TABLE 3 Mechanical Test Requirements on Nuts                                        Nominal Nut              Stress          Nominal Nut          Stress
                                                   Tests Conducted Using                      Diameter and             Area,A          Diameter and         Area,A
                            Proof Load,               Full-Size Product                       Thread Pitch              mm2            Thread Pitch          mm2
        Product
                               kNA                                                      M6 3 1                          20.1             M16 3 2             157
                                                 Hardness          Proof Load
                                                                                        M8 3 1.25                       36.6            M20 3 2.5            245
                                                     B
Jam, slotted, and                all                                   ...              M10 3 1.5                       58.0             M24 3 3             353
castle nuts                                                                             M12 3 1.75                      84.3            M30 3 3.5            561
                             up to 530               ...               B                M14 3 2                         115              M36 3 4             817
All other nuts                                                                            A
                                                                                           Tensile stress areas are computed using the following formula:
                                                     B
                              over 530                                 ...                                       As5 0.7854 (D − 0.9382P)2
Tests in accordance                                11.2.2            12.2.1             where:
with section                                                                            As    5 stress area, mm2,
  A
    Proof load of nut equals proof stress (MPa) multiplied by stress area (mm2).        D     5 nominal nut diameter (basic major diameter), mm, and
  B
    Mandatory tests.                                                                    P     5 thread pitch, mm.
                                                                                    7
                                                                               F 467M
  16.2 Test Reports—When “Shipment Lot Testing” in accor-                             by the purchaser, they shall be defined at the time of inquiry
dance with Supplementary Requirement S2 is specified in the                           and order.
contract or purchase order, the manufacturer shall furnish a test                       17.3 Package Marking—Each shipping unit shall include
report showing the results of the mechanical tests for each lot                       or be plainly marked with the following:
shipped.                                                                                17.3.1 ASTM specification,
                                                                                        17.3.2 Alloy number,
17. Product, Packaging and Package Marking
                                                                                        17.3.3 Alloy/mechanical property marking
  17.1 Individual Nuts—All products shall be marked with a                              17.3.4 Size,
symbol identifying the manufacturer. In addition, they shall be
                                                                                        17.3.5 Name and brand or trademark of the manufacturer,
marked with the alloy/mechanical property marking specified
                                                                                        17.3.6 Number of pieces,
in Table 2. The markings shall be raised or depressed at the
option of the manufacturer.                                                             17.3.7 Country of origin, and
  17.2 Packaging:                                                                       17.3.8 Purchase order number.
  17.2.1 Unless otherwise specified packaging shall be in
accordance with Practice D 3951.                                                      18. Keywords
  17.2.2 When special packaging requirements are required                                18.1 general use; nonferrous; nuts
SUPPLEMENTARY REQUIREMENTS
                One or more of the following supplementary requirements shall be applied only when specified by
              the purchaser in the inquiry, contract, or order. Supplementary requirements shall in no way negate any
              requirement of the specification itself.
S1. Stress Corrosion Requirements, Copper Alloys                                        S2.4 The manufacturer shall furnish a test report for each lot
   S1.1 Copper alloy nuts shall exhibit no evidence of cracking                       in the shipment showing the actual results of the chemical
after immersion for 30 min in an aqueous solution of mercu-                           analysis and mechanical property tests performed in accor-
rous nitrate when tested in accordance with Test Method                               dance with Supplementary Requirement S2.
B 154.
   S1.1.1 Caution—Mercury is a definite health hazard and                             S3. Dye Penetrant Inspection
equipment for the detection and removal of mercury vapor                                S3.1 When dye penetrant inspection is specified on the
produced in volatilization is recommended. The use of rubber                          purchase order, the nuts shall be tested in accordance with
gloves in testing is advisable.                                                       Practice E 165 or other mutually acceptable procedures and
S2. Shipment Lot Testing                                                              shall conform to acceptance criteria as mutually agreed upon
                                                                                      between the purchaser and the manufacturer.
   S2.1 When Supplementary Requirement S2 is specified on
the order (3.1.6), the manufacturer shall make sample tests on                        S4. Heat Control (Alloys 400, 405, and 500 Only)
the individual lots for shipment to ensure that the product
conforms to the specified requirements.                                                 S4.1 When Supplementary Requirement S4 is specified on
   S2.2 The manufacturer shall make an analysis of a ran-                             the inquiry or order, the manufacturer shall control the product
domly selected finished nut from each lot of product to be                            by heat analysis and identify the finished product in each
shipped. Heat or lot control shall be maintained. The analysis                        shipment by the actual heat number.
of the starting material from which the nuts have been                                  S4.2 When Supplementary Requirement S4 is specified on
manufactured may be reported in place of the product analysis.                        the inquiry and order, Supplementary Requirement S2 shall be
   S2.3 The manufacturer shall perform mechanical property                            considered automatically invoked with the addition that the
tests in accordance with this specification and Guide F 1470 on                       heat analysis shall be reported to the purchaser on the test
the individual lots for shipment.                                                     reports.
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