金属材料符号对照表
◆机械结构用炭素钢钢材
JIS AISI DIN
S10C 1010 C10
S15C 1015 C15
S20C 1020 C22
S25C 1025 C25
S30C 1030 C30
S35C 1035 C35
S40C 1040 C40
S45C 1045 C45
S50C 1049 C50
S55C 1055 C55
◆机械结构用锰钢及 Mn Cr钢钢材
JIS AISI DIN
SMn420 1522 -
SMn433 1536 -
SMn438 1541 -
SMn443 1544 -
SMnC420 - -
SMnC443 - -
◆镍铬钼钢钢材
JIS AISI DIN
SNCM220 8620 21NiCrMo2
SNCM240 8640 41CrNiMoS2
SNCM415 - -
SNCM420 4320 -