翰林供应进口国产弹簧钢标准:65mn，60mn，60si2mn，55si2mn，sk4，sk5，sk8，sk85，sk80，sk95，sk90，1095,1074，c85s，t9a,t8a,1.0761 1.1231 1.0761 1.0904 1.0773 1.0906 1.5028 1.0961 1.7130 1.7176 1.8159c67e ck67 c75e c101e 38si6 46si7 65si7 60simn 5 1mnv7 54sicr6 55cr3 51crv4 58crv4 51crmov4 45crmov6-7 52mncrb3……sup3 sup6 sup7 sup9 sup9a sup10 sup11a sup12 sk7 sk5 c75 c80 c90 ……1064 1065 1070 1074 1084 1566 9255 9260 9254 6150……65mn t8t8at10 弹簧钢：65 70 65mn 70mn 55si2mn 55si2mnb 55si2mnvb 60si2mn 60si2mna 60si2cra 60si2crva 55crva 60crmnba 55crmna 60crmna 60crmnmoa 30w4cr2va 70si2cra 55cia 美国弹簧钢：1065 1070 1084 1566 1572 9255 9260 5155 5160 4151 6150 51b60h 德国弹簧钢：c67e ck67 c75e ck75 c85e ck85 c101e ck101 38si6 38si7 46si7 51si7 55si7 56si7 65si7 71si7 60simn5 51mnv7 54sicr6 60sicr7 67sicr7 55cr3 51crv4 50crv4 58crv4 51crmo4 45crmov6-7 52mncrb3 日本弹簧钢：sup3 sup6 sup7 sup9 sup9a sup10 sup11a sukp12 sup13 s50c-csp s55c-csp s60c-csp s65c-csp s70c-csp sk5-csp sup10-csp 英国弹簧钢：251a58 251a60 251h60 525a58 525a60 525a61 685a57 685h57 704a60 704h60 705a60 705h60 735a51 735h51 735a54 805h60 925a60 060a96 070a72 070a78 080a52 080a67 060a96 070a72 090a65 685a55 735a50