SUH37，SUH38 ， 

SUH37，SUH38 SBB450 SBB450M SBB480 SBB480M SBB42 SBB46 SBB46 SBB46M SBB49 SBB49M HRS1 HRS2 HRS3 HRS4 STHA12 STHA13 STHA20 STHA22 STHA23 STHA24 STHA25 STHA26
机械结构钢：STKM11A STKM12A STKM12B STKM12C STKM13A STKM13B STKM13C STKM14A STKM14C STKM15A STKM15C STKM16A STKM16C STKM17A STKM17C STKM18A 欢迎广大新老客户前来采购取样。也竭诚欢迎广大新老客户来电、来函，来人洽谈业务，指导工作！