Stainless Steel Seamless Tubing—Fractional, Metric, and Imperial Sizes 3

Material Standards Ordering Information, Dimensions, and

FITTINGS
Pressure Ratings

TUBE
Metric and
Fractional Sizes Imperial Sizes Select an ordering number.
316 / 316L Ordering numbers specify 316 / 316L stainless steel material.
For tubing of 304 / 304L stainless steel, replace SS in the

PIPE, WELD,
UNS S31600 / S31603

VCR, VCO
FITTINGS
UNS S31600 / S31603 ASTM A213 / A269 ordering number with 304L.
ASTM A213 / A269 W.-NR 1.4435 Examples: 3
 04L-T4-S-035-20
W.-NR 1.4401 / 1.4404 SS 2353
AFNOR Z2CND17-13 304L-T6M-S-1,5M-6ME
304L-T4-S-065-6ME
304 / 304L

STANDARD
TUBING
Pressure ratings of tubing used with Swagelok® tube fittings
UNS S30400 / S30403 may be limited by the end connection. Refer to Tubing Data
ASTM A213 / A269
UNS S30400 / S30403 catalog, MS‑01‑107, for additional information.
W.-NR 1.4301 / 1.4306
ASTM A213 / A269
SS 2352
AFNOR Z2CN18-10
Fractional Sizes

FLEXIBLE
TUBING

HOSE /
Allowable working pressures are calculated from an S value
of 20 000 psi (137.8 MPa) for ASTM A269 tubing at –20 to
Chemical Composition 100°F (–28 to 37°C), as listed in ASME B31.3 and ASME B31.1.

BALL & PLUG

Tubing nominal length is 20 ft.

VALVES
316 / 316L
Tube Tube Working
Metric and OD Wall Ordering Weight Pressure
Fractional Sizes Imperial Sizes in. in. Number lb/ft psig
Element Composition, wt. % 1/8 0.028 SS-T2-S-028-20 0.029 8 500

DIAPHRAGM
BELLOWS,
VALVES
Chromium 16.0 to 18.0 17.0 to 19.0 0.035 SS-T4-S-035-20 0.080 5 100
Nickel 11.0 to 14.0 12.5 to 15.0 1/4 0.049 SS-T4-S-049-20 0.105 7 500
Molybdenum 2.00 to 3.00 2.50 to 3.00 0.065 SS-T4-S-065-20 0.128 10 200

CHECK & RELIEF

Manganese 2.00 max 2.00 max 0.035 SS-T6-S-035-20 0.127 3 300

VALVES
Silicon 0.75 max 1.00 max 3/8 0.049 SS-T6-S-049-20 0.171 4 800
Carbon 0.035 max 0.030 max 0.065 SS-T6-S-065-20 0.215 6 500
Sulfur 0.030 max 0.015 max 0.035➀ SS-T8-S-035-20 0.174 2 600

METERING
NEEDLE &
1/2 0.049 SS-T8-S-049-20 0.236 3 700

VALVES
304 / 304L 0.065 SS-T8-S-065-20 0.302 5 100
All Sizes 5/8 0.065 SS-T10-S-065-20 0.389 4 000
Composition 3/4 0.065 SS-T12-S-065-20 0.476 3 300
Element wt. %

INSTRUMENT
MANIFOLD
SYSTEMS
1 0.083 SS-T16-S-083-20 0.813 3 100
Chromium 18.0 to 20.0
0.095➀ SS-T20-S-095-20 1.187 2 800
Nickel 8.0 to 11.0 1 1/4
0.120 SS-T20-S-120-20 1.473 3 600
Manganese 2.00 max
0.120➀ SS-T24-S-120-20 1.792 3 000
Silicon 0.75 max 1 1/2

MODULAR
SYSTEMD
0.134 SS-T24-S-134-20 1.981 3 400
Carbon 0.035 max
0.134➀ SS-T32-S-134-20 2.705 2 500
Sulfur 0.030 max 2
0.188 SS-T32-S-188-20 3.686 3 600
➀ Not recommended for use with Swagelok tube fittings in gas service.

REGULATORS
& FILTERS
MEASUREMENT
DEVICES

Part number : M38815129

HB OD38.1mmx3.175mm Inox 304
MEDIUM- HIGH-
PRESSURE
REFERENCES