弹簧钢
中国国际标准原苏联美国日本德国英国法国
GB/T 1222-1984ISO 8458/3
ISO 683-14
ΓOCT 14959ASTM,A29M
A304
A322
JISC 4801DIN 17222
DIN 17221
BS 970NFA 35-571
65MnTYPeDC65Γ1566----080A67--
55Si2Mn59Si755C2ΓH9260(UNS)(9260H)SUP6
SUP7
55Si7251H6056SC7
60Si2Mn59Si760C2AH92600(UNS)(9260H)SUP6
SUP7
60SiCr7251H6061SiCr7
60Si2MnA 59Si760C2AH92600(UNS)(9260H)SUP6
SUP7
60SiCr7251H6061SiCr7
60Si2CrVA--60C2X¢A----------
50CrVA51CrV450X¢AG61500(UNS)(6150)SUP1050CrV4735A5150CrV4

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