GB1220不銹鋼材質(zhì)標(biāo)準(zhǔn)日本 JIS不銹鋼材質(zhì)標(biāo)準(zhǔn)美國 AISIASTM不銹鋼材質(zhì)標(biāo)準(zhǔn)英國 BS970Part4BSl449part2不銹鋼材質(zhì)標(biāo)準(zhǔn)德國 DINl7440DINl7224不銹鋼材質(zhì)標(biāo)準(zhǔn)法國 NFA35-572NFA35-576-582 NFA35-584不銹鋼材質(zhì)標(biāo)準(zhǔn)原蘇聯(lián) TOCT5632不銹鋼材質(zhì)標(biāo)準(zhǔn)lCrl8Mn8Ni5NSUS202202 S20200248Sl6l2Xl7T9AH42Crl3Mn9Ni420Xl3H4T9lCrl8Ni9SUS302302 30200S302S25X12CrNi188Z10CN18.0912X18H90Crl8Ni9SUS304304 S30400304S15X5CrNi189Z6CN18.0908X18H1000Crl8Ni10SUS304L304L S30403304S12X2CrNi189Z2CN18