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1.4085,G-X120Cr29,1.4086 合金结构钢:SMn420 SMn433 SMn438 SMn443 SMnC420 SMnC443 SCr415 SCr420 SCr430 SCr435 SCr440 SCr445 SNC236 SNC415 SNC631 SNC815 SNC836 SNCM220 SNCM240 SNCM415 SNCM420 SNCM431 SNCM439 SNCM447 SNCM616 SNCM625 SNCM630 SNCM815 SCM415 SCM418 SCM420 SCM421 SCM430 SCM432 SCM435? 。 我们的优势在于:品种齐全,质量稳定,价格优惠,送货及时,齐全的加工设备和无休息日的配送服务可按时完成各种服务!