钢级
301L, S30815, 301, 304N, S32305, 410, 204C3, 316Ti, 316L, 316, 420J1, 321, 410S, 436L, 410L, 443, LH, S32304, 347, 430, 309S, 304, 439, 425M, 409L, 420J2, 204C2, 436, 445, 405, S32101, 444
认证
API, CE, RoHS, SNI, 之二, SASO认证, PVOC, SONCAP, SABS, sirm, tisi, KS, JIS, GS认证, ISO9001