Specification
| Product | Stainless Steel Pipes |
| Type | Seamless, Welded, ERW, 100% X Ray Welded |
| Size OD (mm) | 6.00 to 610.00 |
| Thickness (mm) | 0.5mm to 30mm |
| Length (mm) | 6000, 3000, 2000, 12000, Custom Length |
| Finish | Annealed & Pickled, 2B, No.4, Mirror, Polish |
| Packing | Bundled Packing |
| Services | Cutting, Beveling, Threading, Polishing |
Chemical Composition
| A312 GRADES | UNS | C | Mn | P | S | Si | Cr | Ni | Mo | Ti | Nb | N |
| TP304 | S30400 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | ||||
| TP304L | S30403 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-13.0 | ||||
| TP304H | S30409 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-11.0 | ||||
| TP304N | S30451 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-18.0 | 0.10-0.16 | |||
| TP304LN | S30453 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 8.0-12.0 | 0.10-0.16 | |||
| TP309S | S30908 | 0.08 | 2 | 0.045 | 0.03 | 1 | 22.0-24.0 | 12.0-15.0 | 0.75 | |||
| TP309H | S30909 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 22.0-24.0 | 12.0-15.0 | ||||
| TP309Cb | S30940 | 0.08 | 2 | 0.045 | 0.03 | 1 | 22.0-24.0 | 12.0-16.0 | 0.75 | 10xC min | ||
| 1.10 max | ||||||||||||
| TP309HCb | S30941 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 22.0-24.0 | 12.0-16.0 | 0.75 | 10xC min | ||
| 1.10 max | ||||||||||||
| TP310S | S3108 | 0.08 | 2 | 0.045 | 0.03 | 1 | 24.0-26.0 | 19.0-22.0 | 0.75 | |||
| TP310H | S3109 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 24.0-26.0 | 19.0-22.0 | ||||
| TP310Cb | S31040 | 0.08 | 2 | 0.045 | 0.03 | 1 | 24.0-26.0 | 19.0-22.0 | 0.75 | 10xC min | ||
| 1.10 max | ||||||||||||
| TP310HCb | S31041 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 24.0-26.0 | 19.0-22.0 | 0.75 | 10xC min | ||
| 1.10 max | ||||||||||||
| TP316 | S3160 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |||
| TP316L | S31603 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | |||
| TP316H | S31609 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |||
| TP316Ti | S31635 | 0.08 | 2 | 0.045 | 0.03 | 0.75 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | 5x | 0.1 | |
| (C-N) | ||||||||||||
| -0.7 | ||||||||||||
| TP316N | S31651 | 0.08 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | 0.10-0.16 | ||
| TP316LN | S31653 | 0.035 | 2 | 0.045 | 0.03 | 1 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | 0.10-0.16 | ||
| TP317 | S3170 | 0.08 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 10.0-14.0 | 3.0-4.0 | |||
| TP317L | S31703 | 0.035 | 2 | 0.045 | 0.03 | 1 | 18.0-20.0 | 11.0-15.0 | 3.0-4.0 | |||
| TP321 | S3210 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-12.0 | 0.1 | |||
| TP321H | S32109 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-12.0 | 0.1 | |||
| TP347 | S3470 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-13.0 | ||||
| TP347H | S34709 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-13.0 | ||||
| TP347LN | S34751 | 0.05-0.02 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-13.0 | 0.20- | 0.06-0.10 | ||
| 50 | ||||||||||||
| TP348 | S3480 | 0.08 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-13.0 | ||||
| TP348H | S34809 | 0.04-0.10 | 2 | 0.045 | 0.03 | 1 | 17.0-19.0 | 9.0-13.0 |
Mechanical Properties
| ASTM A312 Mechanical Properties | |||||
| Material | Heat | Temperure | Tensile Strength | Yield Strength | Elongation %, Min |
| Treatment | Min. | Ksi (MPa), Min. | Ksi (MPa), Min. | ||
| º F(º C) | |||||
| TP304 | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP304L | Solution | 1900 (1040) | 70(485) | 25(170) | 35 |
| TP304H | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP310S | Solution | 1900 (1040) | 75(515) | 30(205) | 35 |
| TP316 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316L | Solution | 1900(1040) | 70(485) | 25(170) | 35 |
| TP316H | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP316Ti | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP321 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP321H | Solution | Cold: 2000(1100) | 75(515) | 30(205) | 35 |
| Hot: 1925(1050) | |||||
| TP347 | Solution | 1900(1040) | 75(515) | 30(205) | 35 |
| TP347H | Solution | Cold: 2000(1100) | 75(515) | 30(205) | |
| Hot: 1925(1050) | |||||