6320 Highview Drive, Fort Wayne, IN 46818

P: 260.490.6477 F: 260.490.8437
www.precisionwiretech.com

ALLOY 600 RESISTANCE HEATING NICKEL CHROME

ASTM: B344 & B267 UNS:
Ω/cir. mil. ft.: 610 Weight/Density: .287 lbs/in2 (7.9 g/cm3)
Chemical Composition %: Ni 34-37%, Cr 18-21%, C .15%, Si 1-3%, Mn 1%, S .1%, Fe - Balance
Coeff. of Lin. Expansion, X 10-6: 16 (250˚C), 17 (500˚C), 18 (750˚C), 19 (1,000˚C)
Conductivity: 13 w/mK Specific Heat: .119 cal./gm @ 20˚C
Temp. Coeff. of Resistance: .0004 Specific Gravity: 7.95
Melting Point: ~1,390˚C (~2,535˚F) Elongation: 20-40%
Max Operating Temp: ~1,000˚C (~2,012˚F) Yield Point: 30,000-50,000 PSI
Soft Tensile: 80,000-120,000 PSI
Diameter Resistance @ Sq. in./Ω Weight Ω/lb. Ft/Lb. Cross
68º F/20º C sectional
B&S Inches Mm Ω/ft 68°F Lb./1000 ft area (in 2 )
13 0.072 1.83 0.117 23.46 14.0 8.36 71.28 0.00407
14 0.064 1.63 0.149 16.50 11.0 13.4 90.17 0.00322
15 0.057 1.45 0.191 11.66 8.76 21.7 113.7 0.00256
16 0.051 1.29 0.235 8.301 6.94 33.3 142.0 0.00203
17 0.045 1.15 0.305 5.764 5.51 55.6 182.4 0.00161
18 0.04 1.02 0.381 4.051 4.29 88.0 230.9 0.00126
19 0.036 0.912 0.469 2.922 3.48 133.8 285.1 0.00102
20 0.032 0.812 0.610 2.058 2.76 220.1 360.8 0.000804
21 0.0285 0.723 0.753 1.454 2.19 342.5 454.8 0.000638
22 0.0253 0.644 0.953 1.017 1.73 549.9 577.0 0.000507
23 0.0226 0.573 1.196 0.725 1.37 864.8 723.1 0.000401
24 0.0201 0.51 1.525 0.510 1.07 1,394 914.1 0.000314
25 0.0179 0.455 1.906 0.360 0.870 2,198 1,153 0.000254
26 0.0159 0.405 2.440 0.253 0.679 3,565 1,461 0.000199
27 0.0142 0.361 3.050 0.180 0.542 5,600 1,836 0.000158
28 0.0126 0.321 3.836 0.126 0.427 8,934 2,329 0.000125
29 0.0113 0.286 4.766 0.091 0.343 13,800 2,895 0.000100
30 0.01 0.255 6.100 0.063 0.269 22,530 3,694 0.0000785
31 0.0089 0.227 7.721 0.044 0.214 36,010 4,664 0.0000626
32 0.008 0.202 9.531 0.032 0.170 55,030 5,774 0.0000496
33 0.0071 0.18 12.20 0.023 0.135 89,450 7,332 0.0000394
34 0.0063 0.16 15.25 0.016 0.106 142,000 9,311 0.0000312
35 0.0056 0.143 19.67 0.011 0.0846 231,500 11,770 0.0000247
36 0.005 0.127 24.40 0.0079 0.0672 360,600 14,780 0.0000196
37 0.0045 0.113 30.50 0.0057 0.0520 556,600 18,250 0.0000152
38 0.004 0.101 38.12 0.0040 0.0429 880,200 23,090 0.0000126
39 0.0035 0.09 50.83 0.0027 0.0334 1,684,000 30,160 0.00000979
40 0.0031 0.08 63.48 0.0019 0.0267 2,441,000 38,450 0.00000779
41 0.00275 0.07 81.33 0.0013 0.0211 3,973,000 48,850 0.00000616
42 0.0025 0.063 97.60 0.00096 0.0166 5,769,000 59,110 0.00000487
43 0.00225 0.057 119.60 0.00071 0.0130 8,728,000 72,980 0.00000380
44 0.0020 0.051 152.50 0.00049 0.0107 14,080,000 92,360 0.00000314
45 0.00175 0.044 199.20 0.00033 0.0083 24,020,000 120,600 0.00000243
46 0.0015 0.038 271.10 0.00021 0.0069 44,510,000 164,200 0.00000201
47 0.0014 0.036 311.20 0.00018 0.0053 58,660,000 188,500 0.00000154
48 0.0013 0.033 360.90 0.00014 0.0041 78,890,000 218,600 0.00000121
 6320 Highview Drive, Fort Wayne, IN 46818
P: 260.490.6477 F: 260.490.8437
www.precisionwiretech.com

ALLOY 650 RESISTANCE HEATING NICKEL CHROME

ASTM: B344 DIN: 17470/17471 UNS: N06003
Ω/cir. mil. ft.: 650 Weight/Density: .301 lbs/in2 (8.3 g/cm3)
Chemical Composition %: Cr 19-21%, Mn 2.5% max, Ni - Balance
Coeff. of Lin. Expansion, X 10-6: 14.0(200˚C), 15.0(400˚C), 15.5(600˚C), 16.0(800˚C), 17.0(1,000˚C)
Conductivity: 14.6 w/mK Specific Heat: .110 cal./gm @ 20˚C
Temp. Coeff. of Resistance: 0.00009 Specific Gravity: 8.41
Melting Point: ~1,400˚C (~2,552˚F) Elongation: 20-40%
Max Operating Temp: ~1,230˚C (~2,246˚F) Yield Point: 45,000-65,000 PSI
Soft Tensile: 95,000-125,000 PSI
Diameter Resistance @ Sq. in./Ω Weight Ω/lb. Ft/Lb. Cross
68º F/20º C sectional
B&S Inches Mm Ω/ft 68°F Lb./1000 ft area (in 2 )
13 0.072 1.83 0.126 21.63 14.7 8.45 67.34 0.00407
14 0.064 1.63 0.159 15.22 11.6 13.5 85.25 0.00322
15 0.057 1.45 0.200 10.77 9.22 21.5 107.5 0.00256
16 0.051 1.29 0.250 7.663 7.30 33.5 134.2 0.00203
17 0.045 1.15 0.321 5.323 5.80 55.3 172.4 0.00161
18 0.04 1.02 0.406 3.740 4.52 88.6 218.2 0.00126
19 0.036 0.912 0.502 2.698 3.66 135.1 269.4 0.00102
20 0.032 0.812 0.635 1.900 2.90 216.4 340.9 0.000804
21 0.0285 0.723 0.800 1.342 2.30 344.0 429.9 0.000638
22 0.0253 0.644 1.017 0.938 1.82 554.9 545.6 0.000507
23 0.0226 0.573 1.272 0.670 1.44 869.4 683.5 0.000401
24 0.0201 0.51 1.609 0.471 1.13 1,391 864.5 0.000314
25 0.0179 0.455 2.029 0.333 0.916 2,212 1,090 0.000254
26 0.0159 0.405 2.571 0.233 0.715 3,551 1,381 0.000199
27 0.0142 0.361 3.228 0.166 0.570 5,591 1,732 0.000158
28 0.0126 0.321 4.090 0.116 0.449 8,994 2,199 0.000125
29 0.0113 0.286 5.090 0.084 0.361 13,920 2,734 0.000100
30 0.01 0.255 6.500 0.059 0.283 22,700 3,492 0.0000785
31 0.0089 0.227 8.206 0.041 0.225 36,160 4,407 0.0000626
32 0.008 0.202 10.16 0.030 0.179 55,430 5,456 0.0000496
33 0.0071 0.18 12.90 0.021 0.142 89,330 6,925 0.0000394
34 0.0063 0.16 16.37 0.015 0.112 144,000 8,795 0.0000312
35 0.0056 0.143 20.72 0.010 0.0890 230,600 11,130 0.0000247
36 0.005 0.127 26.00 0.0073 0.0707 363,200 13,970 0.0000196
37 0.0045 0.113 32.09 0.0053 0.0547 553,200 17,240 0.0000152
38 0.004 0.101 40.62 0.0037 0.0452 886,300 21,820 0.0000126
39 0.0035 0.09 53.06 0.0025 0.0352 1,512,000 28,500 0.00000979
40 0.0031 0.08 67.63 0.0017 0.0281 2,458,000 36,340 0.00000779
41 0.00275 0.07 85.98 0.0012 0.0222 3,970,000 46,170 0.00000616
42 0.0025 0.063 104.00 0.00091 0.0175 5,810,000 55,870 0.00000487
43 0.00225 0.057 128.50 0.00066 0.0137 8,863,000 68,970 0.00000380
44 0.0020 0.051 162.50 0.00046 0.0113 14,180,000 87,260 0.00000314
45 0.00175 0.044 212.40 0.00031 0.0088 24,210,000 114,000 0.00000243
46 0.0015 0.038 288.90 0.00020 0.0072 44,840,000 155,200 0.00000201
47 0.0014 0.036 331.60 0.00016 0.0055 59,060,000 178,100 0.00000154
48 0.0013 0.033 384.60 0.00013 0.0044 79,230,000 206,600 0.00000121
 6320 Highview Drive, Fort Wayne, IN 46818
P: 260.490.6477 F: 260.490.8437
www.precisionwiretech.com

ALLOY 675 RESISTANCE HEATING NICKEL CHROME

ASTM: DIN: 17470/17471 UNS: N06004
Ω/cir. mil. ft.: 675 Weight/Density: .299 lbs/in2 (8.2 g/cm3)
Chemical Composition %: Ni 57% min, Cr 14-18%, Mn 1% max, C .02% max, Fe - Balance
Coeff. of Lin. Expansion, X 10-6: 14.0(200˚C), 15.0(500˚C), 15.5(600˚C), 16.0(800˚C), 17.0(1,000˚C)
Conductivity: 13 w/mK Specific Heat: .110 cal./gm @ 20˚C
Temp. Coeff. of Resistance: 0.000014 Specific Gravity: 8.25
Melting Point: ~1,390˚C (~2,535˚F) Elongation: 20-40%
Max Operating Temp: ~1,150˚C (~2,100˚F) Yield Point: 40,000-60,000
Soft Tensile: 95,000-125,000 PSI
Diameter Resistance @ Sq. in./Ω Weight Ω/lb. Ft/Lb. Cross
68º F/20º C sectional
B&S Inches Mm Ω/ft 68°F Lb./1000 ft area (in 2 )
13 .072 1.83 0.130 20.84 14.6 8.94 68.68 0.00407
14 .064 1.63 0.165 14.67 11.5 14.3 86.96 0.00322
15 0.057 1.45 0.208 10.36 9.13 22.8 109.6 0.00256
16 0.051 1.29 0.260 7.380 7.23 35.5 136.9 0.00203
17 0.045 1.15 0.333 5.125 5.74 58.6 175.9 0.00161
18 0.04 1.02 0.422 3.600 4.47 93.9 222.6 0.00126
19 0.036 .912 0.521 2.598 3.62 143.1 274.8 0.00102
20 0.032 0.812 0.659 1.829 2.87 229.3 347.8 0.000804
21 0.0285 0.723 0.831 1.292 2.28 364.3 438.4 0.000638
22 0.0253 0.644 1.055 0.904 1.80 587.1 556.5 0.000507
23 0.0226 0.573 1.322 0.645 1.43 921.9 697.4 0.000401
24 0.0201 0.51 1.671 0.454 1.12 1,473 881.8 0.000314
25 0.0179 0.455 2.107 0.320 0.907 2,341 1,111 0.000254
26 0.0159 0.405 2.670 0.225 0.708 3,773 1,413 0.000199
27 0.0142 0.361 3.348 0.160 0.564 5,913 1,766 0.000158
28 0.0126 0.321 4.251 0.112 0.445 9,535 2,243 0.000125
29 0.0113 0.286 5.286 0.081 0.357 17,740 2,789 0.000100
30 0.01 0.255 6.750 0.056 0.280 24,040 3,561 0.0000785
31 0.0089 0.227 8.523 0.039 0.223 38,320 4,496 0.0000626
32 0.008 0.202 10.55 0.029 0.177 58,710 5,565 0.0000496
33 0.0071 0.18 13.39 0.020 0.141 94,560 7,062 0.0000394
34 0.0063 0.16 17.00 0.014 0.111 152,600 8,977 0.0000312
35 0.0056 0.143 21.52 0.010 0.0881 244,500 11,360 0.0000247
36 0.005 0.127 27.00 0.0070 0.0700 384,800 14,250 0.0000196
37 0.0045 0.113 33.33 0.0051 0.0542 586,300 17,590 0.0000152
38 0.004 0.101 42.19 0.0036 0.0447 939,100 22,260 0.0000126
39 0.0035 0.09 55.10 0.0024 0.0348 1,602,000 29,070 0.00000979
40 0.0031 0.08 70.24 0.0017 0.0278 2,603,000 37,060 0.00000779
41 0.00275 0.07 89.29 0.0012 0.0220 4,204,000 47,080 0.00000616
42 0.0025 0.063 108.00 0.00087 0.0173 6,154,000 56,980 0.00000487
43 0.00225 0.057 133.40 0.00064 0.0136 9,381,000 70,320 0.00000380
44 0.002 0.051 168.80 0.00045 0.0112 15,030,000 89,050 0.00000314
45 0.00175 0.044 220.60 0.00030 0.0087 25,656,000 116,300 0.00000243
46 0.0015 0.038 300.00 0.00019 0.0072 47,490,000 158,300 0.00000201
47 0.0014 0.036 344.40 0.00015 0.0055 62,580,000 181,700 0.00000154
48 0.0013 0.033 399.50 0.00012 0.0043 84,150,000 210,700 0.00000121
 6320 Highview Drive, Fort Wayne, IN 46818
P: 260.490.6477 F: 260.490.8437
www.precisionwiretech.com

ALLOY 710 RESISTANCE HEATING NICKEL CHROME

ASTM: UNS: N06008
Ω/cir. mil. ft.: 710 Weight/Density: .293 lbs/in2 (8.1 g/cm3)
Chemical Composition %: Ni 70% nom. , Cr 30% nom.
Coeff. of Lin. Expansion, X 10-6: 13.7 (250˚C), 14.6 (500˚C), 15.8 (750˚C), 17.1 (1,000˚C)
Conductivity: 14 w/mK Specific Heat: .110 cal./gm @ 20˚C
Temp. Coeff. of Resistance: .00009 Specific Gravity: 8.11
Melting Point: ~1,380˚C (~2,515˚F) Elongation: 15-30%
Max Operating Temp: ~1,250˚C (~2,280˚F) Yield Point: 55,000-75,000 PSI
Soft Tensile: 125,000-145,000 PSI
Diameter Resistance @ Sq. in./Ω Weight Ω/lb. Ft/Lb. Cross
68º F/20º C sectional
B&S Inches Mm Ω/ft 68°F Lb./1000 ft area (in 2 )
13 0.072 1.83 0.137 19.87 14.3 9.55 69.70 0.00407
14 0.064 1.63 0.173 13.95 11.3 15.3 88.33 0.00322
15 0.057 1.45 0.219 9.887 9.00 24.3 111.1 0.00256
16 0.051 1.29 0.273 6.967 7.12 38.3 140.4 0.00203
17 0.045 1.15 0.351 4.934 5.66 61.9 176.7 0.00161
18 0.04 1.02 0.444 3.474 4.48 99.1 223.2 0.00126
19 0.036 0.912 0.548 2.458 3.55 154.2 281.5 0.00102
20 0.032 0.812 0.693 1.737 2.83 245.0 353.3 0.000804
21 0.0285 0.723 0.874 1.229 2.24 389.4 445.5 0.000638
22 0.0253 0.644 1.109 0.860 1.77 627.9 566.1 0.000507
23 0.0226 0.573 1.390 0.614 1.41 989.1 711.5 0.000401
24 0.0201 0.51 1.757 0.432 1.11 1,579 898.8 0.000314
25 0.0179 0.455 2.216 0.305 0.884 2,506 1,131 0.000254
26 0.0159 0.405 2.808 0.213 0.698 4,024 1,433 0.000199
27 0.0142 0.361 3.521 0.152 0.556 6,329 1,798 0.000158
28 0.0126 0.321 4.472 0.106 0.438 10,205 2,282 0.000125
29 0.0113 0.286 5.560 0.077 0.352 15,781 2,838 0.000100
30 0.01 0.255 7.100 0.053 0.276 25,705 3,620 0.0000785
31 0.0089 0.227 8.964 0.037 0.219 41,000 4,574 0.0000626
32 0.008 0.202 11.09 0.027 0.177 62,799 5,661 0.0000496
33 0.0071 0.18 14.08 0.019 0.140 100,915 7,165 0.0000394
34 0.0063 0.16 17.89 0.013 0.109 163,648 9,148 0.0000312
35 0.0056 0.143 22.64 0.009 0.0866 261,522 11,551 0.0000247
36 0.005 0.127 28.40 0.0066 0.0690 411,575 14,492 0.0000196
37 0.0045 0.113 35.06 0.0048 0.0559 626,944 17,881 0.0000152
38 0.004 0.101 44.38 0.0034 0.0441 1,005,889 22,668 0.0000126
39 0.0035 0.09 57.96 0.0023 0.0338 1,716,312 29,612 0.00000979
40 0.0031 0.08 73.88 0.0016 0.0265 2,783,019 37,669 0.00000779
41 0.00275 0.07 93.88 0.0012 0.0217 4,333,015 46,153 0.00000616
42 0.0025 0.063 113.60 0.00083 0.0173 6,575,901 57,886 0.00000487
43 0.00225 0.057 140.25 0.00057 0.0134 10,488,731 74,788 0.00000380
44 0.0020 0.051 177.50 0.00043 0.0110 16,094,226 90,672 0.00000314
45 0.00175 0.044 231.84 0.00029 0.0085 27,116,169 116,962 0.00000243
46 0.0015 0.038 315.56 0.00022 0.0071 44,656,784 141,518 0.00000201
47 0.0014 0.036 362.24 0.00015 0.0054 66,995,047 184,944 0.00000154
48 0.0013 0.033 420.12 0.00010 0.0042 98,953,821 235,538 0.00000121
 6320 Highview Drive, Fort Wayne, IN 46818
P: 260.490.6477 F: 260.490.8437
www.precisionwiretech.com

ALLOY 40B IRON NICKEL CHROME

ASTM: UNS: X10NiCrSiLa 38-22
Ω/cir. mil. ft.: 638 Weight/Density: .287 lbs/in2 (8.2 g/cm3)
Chemical Composition %: Fe, Ni, Cr, C, Mn, Si, Al, La, S, P, Cu
Coeff. of Lin. Expansion, X 10 -6: Conductivity: 12.0 w/mK
Specific Heat: .117 cal./gm @ 20˚C Temp. Coeff. of Resistance:
Specific Gravity: 7.95 Melting Point: 1350-1395°C
Elongation: 28% min Max Operating Temp:
Yield Point: 39,200 psi min Soft Tensile: 87,000 psi min

Diameter Resistance Sq. in./Ω Weight Ω/lb. Ft/Lb. Cross

@ 68º F/20º sectional
B&S Inches Mm C Ω/ft 68°F Lb./1000 ft area (in2)
13 0.072 1.83 0.1231 22.1 14.017 8.78 71.34 0.00407
14 0.064 1.63 0.1558 15.5 11.090 14.05 90.17 0.00322
15 0.057 1.45 0.1964 10.94 8.817 22.27 113.42 0.00256
16 0.051 1.29 0.2453 7.84 6.991 35.08 143.03 0.00203
17 0.045 1.15 0.3151 5.38 5.545 56.82 180.35 0.00161
18 0.04 1.02 0.3988 3.78 4.339 91.9 230.44 0.00126
19 0.036 0.912 0.4923 2.76 3.513 140.1 284.67 0.00102
20 0.032 0.812 0.6230 1.94 2.769 225.0 361.14 0.000804
21 0.0285 0.723 0.7855 1.37 2.197 357.5 455.11 0.000638
22 0.0253 0.644 0.9967 0.957 1.746 570.8 572.70 0.000507
23 0.0226 0.573 1.2491 0.682 1.381 904.5 724.09 0.000401
24 0.0201 0.51 1.5792 0.480 1.081 1,460.3 924.71 0.000314
25 0.0179 0.455 1.9912 0.339 0.875 2,276.2 1,143.15 0.000254
26 0.0159 0.405 2.5236 0.238 0.685 3,682.2 1,459.10 0.000199
27 0.0142 0.361 3.1641 0.169 0.544 5,814.7 1,837.72 0.000158
28 0.0126 0.321 4.0186 0.118 0.431 9,335 2,322.88 0.000125
29 0.0113 0.286 4.9965 0.085 0.344 14,508 2,903.60 0.000100
30 0.01 0.255 6.3800 0.059 0.270 23,599 3,698.85 0.0000785
31 0.0089 0.227 8.0545 0.042 0.216 37,360 4,638.34 0.0000626
32 0.008 0.202 9.9688 0.030 0.171 58,357 5,854.03 0.0000496
33 0.0071 0.18 12.6562 0.021 0.136 93,271 7,369.54 0.0000394
34 0.0063 0.16 16.0746 0.015 0.107 149,597 9,306.41 0.0000312
35 0.0056 0.143 20.3444 0.010 0.085 239,158 11,755.47 0.0000247
36 0.005 0.127 25.5200 0.0074 0.068 378,061 14,814.29 0.0000196
37 0.0045 0.113 31.5062 0.0054 0.052 601,851 19,102.63 0.0000152
38 0.004 0.101 39.8750 0.0038 0.043 918,897 23,044.45 0.0000126
39 0.0035 0.09 52.0816 0.0025 0.034 1,544,681 29,658.84 0.00000979
40 0.0031 0.08 66.3892 0.0018 0.027 2,474,553 37,273.43 0.00000779
41 0.00275 0.07 84.3636 0.0012 0.021 3,976,596 47,136.37 0.00000616
42 0.0025 0.063 102.0800 0.00092 0.017 6,086,233 59,622.19 0.00000487
43 0.00225 0.057 126.0247 0.00067 0.013 9,629,615 76,410.54 0.00000380
44 0.0020 0.051 159.5000 0.00047 0.011 14,749,181 92,471.35 0.00000314
45 0.00175 0.044 208.3265 0.00032 0.008 24,892,881 119,489.73 0.00000243
46 0.0015 0.038 283.5556 0.00020 0.007 40,961,793 144,457.73 0.00000201
47 0.0014 0.036 325.5102 0.00016 0.005 61,373,479 188,545.48 0.00000154
48 0.0013 0.033 377.5148 0.00013 0.004 90,591,085 239,966.98 0.00000121