SKS51、碳素工具钢S50C、S60C

日本JIS标准结构钢牌号:SS330 SS400 SS490 SS540 SCM400A SM400B SM400C SM490A SM490 SM490C SM490YA SM490YB SM570 SPV315 SPV355 SPV410 SPV410 SPV450 SPV490 SPV235 SG255 SG295 SG325 SG365 SGV410 SGV450 SGV480 SGV42 SGV46 SGV49 SLA235A SLA235B SLA325B SLA325B SLA365 SLA410 SL2N255 SL3N255

日本JIS标准机械结构用钢牌号:

S10C S12C  S15C S17C S20C S22C S25C S28C S30C S33C S35C S38C S40C S43C S45C S48C S50C S53C S58C S09CK S15CK S20CK 

日本JIS标准淬透性结构用钢牌号:                                                             

SMn420H SMn433H SMn438H SMn4443H SCr415H SCr420H SCr435H SCr440H SCM415H SCM418H SCM420H SCM435H SCM440H SCM822H SNC415H NC631H SNC220H SNC420H

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