美国易切削钢部分牌号：110811091110111611171118111911321137113911401141114411511146121112121213121512L1412L1312L151152…….易切削钢:Y15Y12Y12PBY15PBY20Y30Y35Y40MNY45CAA20A30A35A40T121112L131213111912L1411171120113211371144SUM22SUM22LSUM32SUM31SUM41SUM2510S2010SPB2015S209***NPB28中空钢:日本JIS标准特殊钢中空钢牌号:SK3MSK3MSK4MSK5MSK6MSK7MSK2MSK5MSKS51MSKS81MSKS95MSKC3SKC11SKC24SKC25SKC31特殊钢种有:沉淀硬化钢(宝钢/抚钢五厂)：17-4PH、17-7PH、PH15-7Mo..日本拉丝模和***工具用：V10V20V30……….日本矿山的质地工具用：E1E2E4E5……特种钢：ACD37YCS3HMD1HMD5HPM2TYXM1XVC5YXR3HAP10HAP40HAP72DBCDA***DAC10YHD40YEMYEM-KHDCYDCMDCMDC-KPD613YHD45YXP3DMYHD3M461VMRW400W321K107S790309310联系电话：15913779293欧阳小姐)