AR440 / ASTMA992 /钢材 弹簧钢:SUP6 SUP7 SUP9 SUP9A SUP10 SUP11A SUP12 SUP13 SUJ2 SUJ3 SUJ4 SUJ5 SUP10-CSP SK55-CSP SK85-CSP S70C-CSP S65C-CSP S60C-CSP S55C-CSP S50C-CSP?
压力容器用碳锰钢:SPV235 SPV315 SPV355 SPV410 SPV450 SPV490 SGV410 SCV450 SGV480 SGV42 SGC46 SGC49 SB410 SB42 SB450 SB46 SB480 SB49 SB450M SB46M SB480M SB49M SBV1ASBV1B SBV2 SBV3 SQV1A SQV1B SQV2A SQV2B SQV3A SQV3B SEV245 SEV295 SEV345 SEV25 SEV30 SEV35 SLA235A SLA235B SLA325A SLA325B 、工具钢、进口铜料,具有品种齐全、质量稳定、价格优惠、送货及时等优点。?