Product Information for 317/317L tubing and pipe
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Sizes |
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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
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3/16" (4.76 mm) to 4" (101.6 mm)
Metric sizes available
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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* |
317/317L |
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* |
317/317L |
<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)
|
| 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) |
317/317L |
±0.005" (0.13 mm) |
±10% |
Randoms up to +2" (50.8 mm)
Cuts +1/8" (3 mm) -0"
|
* Coiled tubing OD capabilities to increase to 3" (72.6 mm) in 2008
Physical Properties of 317/317L Alloys in the Annealed Condition at -20°F to +100°F
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Tensile Strength |
Yield Strength |
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| 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) |
| 317 |
S31700 |
A249, A312 |
75,000 |
(515) |
75 |
30,000 |
(205) |
30 |
35 |
- |
90 Rb |
28.0 |
9.2 |
116 |
| 304L |
S31703 |
A249, A312 |
70,000 |
(485) |
70 |
25,000 |
(170) |
25 |
35 |
— |
90 Rb |
28.0 |
9.2 |
116 |
Composition of 317/317L tubing and pipe
| Grade |
317 |
317L |
| UNS Designation |
S31700 |
S31703 |
| Carbon (C) Max. |
0.08 |
0.035* |
| Manganese (Mn) Max. |
2.00 |
2.00 |
| Phosphorous (P) Max. |
0.040 |
0.04 |
| Sulphur (S) Max. |
0.03 |
0.03 |
| Silicon (Si) Max. |
1.00 |
1.00 |
| Chromium (Cr) |
18.0 – 20.0 |
18.0 – 20.0 |
| Nickel (Ni) |
11.0 – 14.0 |
11.0 – 15.0 |
| Molybdenum (Mo) |
3.0 – 4.0 |
3.0 – 4.0 |
| Nitrogen (N) |
— |
— |
| Iron (Fe) |
Bal. |
Bal. |
| Other Elements |
— |
— |
*Maximum carbon content of 0.04% acceptable for drawn tubes
317/317L Product Range
| Alloy |
UNS Designation |
Werkstoff NR. |
Specifications* |
| 317 |
S31700 |
— |
A269, A/SA249, A/SA312 |
| 317L |
S31703 |
1.4438 |
A269, A/SA249, A/SA312 |
*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.
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