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钢号标准写法ER50-6ER70S-6GCr15ER70S-6ER50-6XY50-GSWRH82ASWRY1108LSSWRCH22ABP05SWRM6SWRH82A60Si2MnA102208LSLX82A30Si20Mn2L60Si2MnA60Si2MnASWRH77B30Si30MnSi20Mn2L60Si2MnA30Si30MnSi20Mn2ASWRH82B60Si2MnASWRH77B20Mn2L60Si2MnASWRH77B-2SWRH82B-1SWRH82B20Mn2ASWRH87B60Si2MnASWRH82B-1SSWRH82B-1SGER70S-G2ER50-6ER60-TiER70S-6XY50-GLX82ASWRCH22ABP05SWRM620Mn2L80#1022SWRCH22A0235B20Mn2L60Si2MnA30Si60Si2MnASWRH77B-220Mn2L30Si30MnSiER70S-G220Mn2ASWRH87B60Si2MnASWRH82B-1SER70S-G1ER70S-G2XY50-G45Si2Cr20Mn2LGCr1560Si2MnA20Mn2A60Si2MnASWRH82B-1SGGCr15
