316/316L
Stainless Steel AlloysProduct Information
316/316L Pipe and Tubing
| Â | Sizes | Â | Standard Tolerances | ||||
|---|---|---|---|---|---|---|---|
| Products | OD | Wall | Lengths and/or coils | Grades | OD | Wall | Lengths |
| Welded Austenitic Steel Boiler, Super Heater, Heat-Exchangers & Condenser Tubes
Specifications: ASTM-A249, ASME-SA249, ASTM-A688, ASME-SA688 |
3/16" (4.76 mm) to 4" (101.6 mm)
Metric sizes available |
0.020" (0.51 mm) to 0.220" (5.59 mm) | Random or cut lengths up to 90' (27.4 m)
Coils to 1-1/2" OD |
316/316L |
Under 1" (25.4 mm) ±0.004" (0.10 mm)
1" (25.4 mm) to 1-1/2" (38.1 mm) ±0.006" (0.15 mm)
>1-1/2" (38.1 mm) to 2" (50.8 mm) ±0.008" (0.20 mm)
>2" (50.8 mm) to 2-1/2" (63.5 mm) ±0.010" (0.25 mm)
>2-1/2" (63.5 mm) to 3" (76.2 mm) ±0.012" (0.30 mm)
3" (76.2 mm) to 4" (101.6 mm) ±0.015" (0.38 mm)
|
±10% | Randoms up to +2" (50.8 mm)
Cuts +1/8" (3 mm) -0" Coils to 80,000' (24,384 m) |
| Pressure & Corrosion Tubing
Meets or exceeds requirements for welded Specifications: ASTM-A269, ASTM-A1016, and ASTM-A632 |
1/16" (1.59 mm) to 4" (101.6 mm)
Metric sizes available |
0.010" (0.25 mm) to 0.220" (5.59 mm) | Random or cut lengths up to 90' (27.4 m)
Coils to 1-1/2" OD |
316/316L |
<1-1/2" (38.1 mm) ±0.005" (0.13 mm) 1-1/2" (38.1 mm) to 3" (76.2 mm) ±0.010" (0.25 mm)
3-1/2" (88.9 mm) to 4" (101.6 mm) ±0.015" (0.38 mm)
|
±10% | Randoms up to +2" (50.8 mm)
Cuts +1/8" (3 mm) -0" Coils to 80,000' (24,384 m) |
| Beverage Tubing | 1/4"(6.35 mm) 5/16" (7.94 mm) 3/8" (9.53 mm) 1/2" (12.7 mm)
Metric sizes available |
0.020" (0.51 mm) to 0.028" (0.71 mm) | Random or cut lengths up to 40' (12.2 m) | 316L | ±0.005" (0.13 mm) | ±10% | Randoms up to +2" (50.8 mm)
Cuts +1/8" (3 mm) -0" Coils to 15,000' (4,572 m) |
| Instrumentation Tubing
Specifications: ASTM-A269 and ASTM-A632 |
1/16" (1.59 mm) to 1/2" (12.7 mm)
Metric sizes available |
0.010" (0.25 mm) to 0.065" (1.65 mm) | Random or cut lengths up to 40' (12.2 m) | 316/316L | ±0.005" (0.13 mm) | ±10% | Randoms up to +2" (50.8 mm)
Cuts +1/8" (3 mm) -0" |
| Food/Dairy Tubing, Pharmaceutical/ BioPharmaceutical Tubing, High Purity Tubing, Ultra High Purity Tubing | 1/2" (12.7 mm) to 8" (203.2 mm) | 0.049" (1.24 mm) to 0.109" (2.77 mm) | 20' (6.1 m) stock lengths.
Other lengths available upon request. |
316/316L |
1/2" (12.7 mm) ± 0.005" (0.13 mm)
3/4" (19.1 mm) ± 0.005" (0.13 mm)
1" (25.4 mm) ± 0.005" (0.13 mm)
1-1/2" (38.1 mm) ± 0.008" (0.20 mm)
2" (50.8 mm) ± 0.008" (0.20 mm)
2-1/2" (63.5 mm) ± 0.010" (0.25 mm)
3" (76.2 mm) ± 0.010" (0.25 mm)
4" (101.6 mm) ± 0.015" (0.38 mm)
6" (152.4 mm) ± 0.030" (0.76 mm)
8" (203.2 mm) +0.061" (1.55 mm), -0.031" (0.79 mm)
|
±10%
±10% ±10% ±10% ±10% ±10% ±10% ±10% ±10% ±10% |
+1/8" (3 mm) -0"
+1/8" (3 mm) -0" +1/8" (3 mm) -0" +1/8" (3 mm) -0" +1/8" (3 mm) -0" +1/8" (3 mm) -0" +1/8" (3 mm) -0" +1/8" (3 mm) -0" +1" (25.4 mm) -0" +1" (25.4 mm) -0" |
Physical Properties of 316/316L Alloys in the Annealed Condition at -20°F to +100°F
| Â | Â | Â | Tensile Strength | Yield Strength | Â | Â | Â | Â | Â | Â | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alloy | UNS Designation | Spec. | psi | MPa | ksi | psi | MPa | ksi | Elongation in 2 inches (min.) % | Grain Size Req. | Max. Hardness | Modulus of Elasticity (x106 psi) | Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6) | Thermal Conductivity(BTU-in/ft2-h-°F) |
| 316 | S31600 | A249, A312 | 75,000 | 515 | 75 | 30,000 | 205 | 30 | 35 | — | 90 Rb | 28.0 | 9.2 | 116 |
| 316L | S31603 | A270, A312 | 70,000 | 485 | 70 | 25,000 | 170 | 25 | — | — | 90 Rb | 28.0 | 9.2 | 116 |
| 316H | S31609 | — | — | — | — | — | — | — | — | 7 or coarser | — | — | — | — |
Composition of 316/316L tubing and pipe
| Grade | 316 | 316L |
|---|---|---|
| UNS Designation | S31600 | S31603 |
| Carbon (C) Max. | 0.08 | 0.030* |
| Manganese (Mn) Max. | 2.00 | 2.00 |
| Phosphorous (P) Max. | 0.045 | 0.045 |
| Sulphur (S) Max. | 0.030 | 0.030 |
| Silicon (Si) Max. | 1.00 | 1.00 |
| Chromium (Cr) | 16.0 – 18.0 | 16.0 – 18.0 |
| Nickel (Ni) | 10.0 – 14.0 | 10.0 – 14.0 |
| Molybdenum (Mo) | 2.0 – 3.0 | 2.0 – 3.0 |
| Nitrogen (N) | — | — |
| Iron (Fe) | Bal. | Bal. |
| Other Elements | — | — |
* Maximum carbon content of 0.04% acceptable for drawn tubes
316/316L Product Range
| Alloy | UNS Designation | Werkstoff NR. | Specifications* |
|---|---|---|---|
| 316 | S31600 | 1.4401 | A269, A/SA249, A/SA312, A1016, A632, A/SA688 |
| 316L** | S31603 | 1.4404 | A269, A/SA249, A/SA312, A1016, A632, A/SA688 |
*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.
**Available with electropolished ID's for ultra purity applications. Refer to RathGibson True 10 and True 15 electropolished tubing series.
**Available with electropolished ID's for ultra purity applications. Refer to RathGibson True 10 and True 15 electropolished tubing series.
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