| Specification: | ASTM A358 | Grade: | TP316L/TP304L/TP321 |
|---|---|---|---|
| Type: | Welded | Non Destructive Test: | Eddy Current Test -ASTM E426， Hystostatic Test-ASTM A999， Ultrsonic Test -ASTM E213 |
| Size Standard: | ANSI B16.10 & B16.19 & Customized | Application: | Cryogenic Industry， LNG Gas， Offshore， Sub Sea |
| High Light: | Cryogenic Industry Stainless Welded Pipe， Class1 Stainless Steel Welded Pipe， SUS316L Welded Stainless Steel Tubing | ||
ASTM A358 CL.1 TP316L S31603 1.4404 Stainless Steel Welded Pipe
TONG CHUANG Group is one of the large suppliers for high quality ASTM A358 / ASME SA358 Pipes.
ASTM A358 316/316L Pipe has been serving the need of gas and oil industry， power plants， shipbuilding， automotive and many other industries also. This type of alloy is leading in the transportation industry for carrying water， gas， oil， etc， from one place to another.
ASTM A358 CL1 – ASTM A358 Class 1 Pipe shall be double welded by processes employing filler metal in all passes and shall be completely radiographed.
ASTM A358 CL2 – ASTM A358 Class 2 Pipe shall be double welded by processes employing filler metal in all passes， no radiography is required.
ASTM A358 CL3 – ASTM A358 Class 3 Pipe shall be single welded by processes employing filler metal in all passes and shall be completely radiographed.
ASTM A358 CL4 – Same as ASTM A358 Class 3 except that the weld pass exposed to the inside pipe surface may be made without the addition of filler metal.
ASTM A358 CL5 – ASTM A358 Class 5 Pipe shall be double welded by processes employing filler metal in all passes and shall be spot radiographed.
Chemical Composition:
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 316 | Min | – | – | – | 0 | – | 16.0 | 2.00 | 10.0 | – |
| Max | 0.08 | 2.0 | 0.75 | 0.045 | 0.03 | 18.0 | 3.00 | 14.0 | 0.10 | |
| 316L | Min | – | – | – | – | – | 16.0 | 2.00 | 10.0 | – |
| Max | 0.03 | 2.0 | 0.75 | 0.045 | 0.03 | 18.0 | 3.00 | 14.0 | 0.10 |
Physical Properties:
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Co-eff of Thermal Expansion (µm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Elec Resistivity (nΩ.m) | |||
| 0-100°C | 0-315°C | 0-538°C | At 100°C | At 500°C | |||||
| 316/L/H | 8000 | 193 | 15.9 | 16.2 | 17.5 | 16.3 | 21.5 | 500 | 740 |
MECHANICAL PROPERTIES OF TP316 / 316L CLASS 1 EFW PIPES
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 ， MPa – 515 | Psi – 30000 ， MPa – 205 | 35 % |
Equivalent Material:
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 316 | S31600 | 316S31 | 58H， 58J | 1.4401 | X5CrNiMo17-12-2 | 2347 | SUS 316 |
| 316L | S31603 | 316S11 | – | 1.4404 | X2CrNiMo17-12-2 | 2348 | SUS 316L |
Applications:
-Cryogenic Industry
-LNG Gas
-Offshore Industry
-Process Plants
-Sub Sea
-Refineries etc.
