Material：TP304、TP304L、TP316L、TP310S、TP317L、TP321、TP316Ti、347H、904L、UNSS31803、SAF2205、S32750、S32760、C4、254SMO、Hassel 300、Hassel 600、Hassel 800 and Monel series etc.
Sizes：O.D.：6-830mm；W.T.：1-40mm；Length：customization
GB/T14976-2012 （Seamless stainless steel pipe for fluid transfer）
GB/T13296-13 （Stainless steel seamless steel pipe for boilers and heat exchangers）
ASTM A312 （ASME SA312）Seamless and welded austenitic stainless steel pipe
ASTM A213 （ASME SA213）Seamless ferritic and austenitic alloy steel tubes for boilers, superheaters and heat
exchangers
GOST 9941 Cold (warm) processing of corrosion resistant seamless steel pipe
EN 10216-5 Seamless steel tubes for pressure applications
JIS G3459 Stainless steel pipe - stainless steel industrial pipe
Grade of Stainless Steel Pipe
| Material | ASTM Grade | UNS Grade | DIN Grade | JIS Grade | Steel Name |
| Austenitic | TP 304 | S30400 | 1.4301 | SUS304TB | X5CrNi18-20 |
| TP 304L | S30403 | 1.4306 |
| X2CrNi19-11 |
| TP 304L | S30403 | 1.4307 | SUS304LTB | X2CrNi18-9 |
| TP 304H | S30409 | 1.4948 | SUS304HTB | X6CrNi18-10 |
| TP 310S | S31008 | 1.4845 | SUS310STB | X8CrNi25-21 |
| TP 310H | S31009 |
|
|
|
|
| 1.4335 |
| X1CrNi25-21 |
| TP 316 | S31600 | 1.4401 | SUS316TB | X5CrNiMo17-12-2 |
| TP 316L | S31603 | 1.4404 | SUS316LTB | X2CrNiMo17-12-2 |
| TP 316H | S31609 | 1.4918 | SUS316HTB | X6CrNiMo17-13-2 |
| TP 316Ti | S31635 | 1.4571 | SUS316TiTB | X6CrNiMo17-12-2 |
| TP 321 | S32100 | 1.4541 | SUS321TB | X6CrNiNb18-10 |
| TP 312H | S32109 | 1.4941 | SUS321HTB | X6CrNiNb18-10 |
| TP 347 | S34700 | 1.455 | SUS347TB | X6CrNiNb18-10 |
| TP 347H | S34709 | 1.4912 | SUS347HTB | X7CrNiNb18-10 |
| Ferritic&Martensitic | TP 405 | S41500 | 1.4002 | SUS 405TB | X6CrAI13 |
| TP 410 | S41000 | 1.4006 | SUS 410TB | X12Cr13 |
| TP 430 | S43000 | 1.4016 | SUS 430TB | X6Cr17 |
| Ferritic/Austenitic |
| UNS S31803 |
|
|
|
| 2205 | UNS S32205 | 1.4462 |
| X2CrNiMoN22-5-3 |
| 2507 | UNS S32750 | 1.441 |
| X2CrNiMoN25-7-4 |
| UNS S32760 | 1.4501 |
| X2CrNiMoCuWN25-7-4 |
| Chemical Content of Typical Duplex Stainless Steel |
Grade Content
| C | Mn | P | S | Si | Ni | Cr | Mo | N | Cu | W | Co |
| S31200 | 0.03 | 2.0 | 0.045 | 0.03 | 1 | 5.5-6.5 | 24.0-26.0 | 1.2-2.0 | 0.14-0.20 | - | - | - |
| S31260 | 0.03 | 1.0 | 0.03 | 0.03 | 0.75 | 5.5-7.5 | 24.0-26.0 | 2.5-3.5 | 0.1-0.3 | 0.2-0.8 | 0.1-0.5 | - |
| S31500 | 0.03 | 1.2-2.0 | 0.03 | 0.03 | 1.4-2.0 | 4.3-5.2 | 18.0-19.0 | 2.5-3.0 | 0.05-0.1 | - | - | - |
| S31803 | 0.03 | 2.0 | 0.03 | 0.02 | 1 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.2 | - | - | - |
| S32001 | 0.03 | 4.0-6.0 | 0.04 | 0.03 | 1 | 1.0-3.0 | 19.05-21.5 | 0.6 | 0.05-0.17 | 1 | - | - |
| S32003 | 0.03 | 2.0 | 0.03 | 0.02 | 1 | 3.0-4.0 | 19.05-22.5 | 1.5-2.0 | 0.14-0.20 | - | - | - |
| S32101 | 0.04 | 4.0-6.0 | 0.04 | 0.03 | 1 | 1.35-1.7 | 21.0-22.0 | 0.1-0.8 | 0.20-0.25 | 0.10-0.8 | - | - |
| S32202 | 0.03 | 2.0 | 0.04 | 0.01 | 1 | 1.0-2.8 | 21.5-24.0 | 0.45 | 0.18-0.26 | - | - | - |
| S32205 | 0.03 | 2.0 | 0.03 | 0.02 | 1 | 4.5-6.5 | 22.0-23.0 | 3.0-3.5 | 0.14-0.20 | - | - | - |
| S32304 | 0.03 | 2.5 | 0.04 | 0.04 | 1 | 3.0-5.5 | 21.5-24.5 | 0.05-0.60 | 0.05-0.20 | 0.05-0.60 | - | - |
| S32506 | 0.03 | 1.0 | 0.04 | 0.015 | 0.9 | 5.5-7.2 | 24.0-26.0 | 3.0-3.5 | 0.08-0.2 | - | 0.05-0.30 | - |
| S32520 | 0.03 | 1.5 | 0.035 | 0.02 | 0.8 | 5.5-8.0 | 23.0-25.0 | 3.0-5.0 | 0.20-0.35 | 0.50-3.0 | - | - |
| S32550 | 0.04 | 1.5 | 0.04 | 0.03 | 1 | 4.5-6.5 | 24.0-27.0 | 2.9-3.9 | 0.10-0.25 | 1.5-2.5 | - | - |
| S32707 | 0.03 | 1.5 | 0.035 | 0.01 | 0.5 | 5.5-9.5 | 26.0-29.0 | 4.0-5.0 | 0.3-0.5 | 1 | - | 0.5-2.0 |
| S32750 | 0.03 | 1.2-2.0 | 0.035 | 0.02 | 0.8 | 5.0-8.0 | 24.0-26.0 | 3.0-5.0 | 0.24-0.32 | 0.5 | - | - |
| S32760 | 0.03 | 1.0 | 0.03 | 0.01 | 1 | 6.0-8.0 | 24.0-26.0 | 3.0-4.0 | 0.20-0.30 | 0.5-1.0 | 0.05-1.0 | - |
| S32906 | 0.03 | 0.8-1.5 | 0.03 | 0.03 | 0.8 | 5.8-7.5 | 28.0-30.0 | 1.50-2.60 | 0.30-0.40 | 0.8 | - | - |
