优质碳素结构钢D6-2 1.0314 USt4 1.0336 XC6 USt13 1.0301 C10 Ck10 1.1121 XC10 C15 1.0401 C12 Ck15 1.1141 XC15 C22E 1.1151 C22E Ck22 XC18 C25E 1.1158 C25E Ck25 XC25 C30E 1.1178 C30E Ck30 XC32 C35E 1.1181 C35E Ck35 XC38 ***0E 1.1186 ***E Ck40 X***2 ***5E 1.1191 ***5E Ck45 X***8 C50E 1.121 C50E Ck53 C55E 1.1203 C55E Ck55 XC55 C60E 1.1221 C60E Ck60 XC60 Ck67 1.1231 XC65 15Mn3 1.0467 12M5 21Mn4 1.0469 20M5 30Mn4 1.1146 32M5 36Mn4 1.0561 32M5 40Mn4 1.1157 40M5 45M5 60Mn3 1.0642 C25E4 C30E4 C35E4 ***0E4 ***5E4 C50E4 C55E4 C60E4 SL,*** SWRH42B SWRH47B SWRH52B S58C SWRH62B 1265 1350 1370 1435 1572 1660 1674 1665 1678 1770 1430 1434 1672 1674 1678 040A04 050A04 040A10 045M10 040A15 080M15 C22E 070M20 C25E 070M26 C30E 080M30 C35E 080M36 ***0E 080M40 ***0E 080M46 C50E 080M50 C55E 070M55 C60E 070M60 060A67 080A15 080A20 080A25 080A30 080A35 080A40 080A47 080A52 080A62 G61500 G51150 G51200 G41420 G31400 G33106 G86200 G43400 FeE235 PB240 SR235 20MnSi BSt420S A706M 20MnSiV RB400W A615M 20MnTi A706M FeTE 400 RB 400W A615M 25MnSi FeE400 RB400 SD390 FeTE400 RB400W