Buy Stainless Steel Seamless Pipe Product Description It's Employed to gauge pipeline,Press leading, fluid transportation and connecting tube. Production Standard: GB/T 14976-2002 ASTM A312 Main grade description in different standard ASTMDIN / ENJISGBISO NameOther S20100 2011.4372SUS201S35350X12CrMnNiN17鈥?-5J1 L1 LH 201J1 S20200 2021.4373SUS202S35450X12CrMnNiN18鈥?-5202 L4, 202 J4, 202 J3 S30400 3041.4301SUS304S30408X5CrNi18-1006Cr19Ni10 0Cr18Ni9 S31603 316L1.4404SUS316LS31603X2CrNiMo17-12-2022Cr17Ni12Mo2 00Cr17Ni14Mo2 S40900