淬透性合金結(jié)構(gòu)鋼 項(xiàng)目 中國(guó) 日本 德國(guó) GB, YB JIS DIN (W-Nr.) ASTM SMn433H 1330H (SMn1H) SMn438H 1041H (SMn2H) SMn443H 1041H (SMn3H) SCr420H 5120H (SCr22H) SCr430H 5130H (SCr2H) SCr435H 5135H (SCr3H) SCr440H 5140H (SCr4H) SCM418H 4118H SCM435H 4135H (SCM3H) SCM440...
wap.josen.net/56789/S5/...pdf 2022-4-22