详细介绍: 国际标准化组织机械用弹簧钢丝DH DM SH SL SM DC DAA DAB DAC SC 国际准化组织轴承钢100CR6 100CRMNSI4-4 100CRMNSI6-4 100CRMNSI6-6 100CRMO7 100CRMO7-3 100CRMO7-4 1000CRMNMOSI8-4-6 20CR3 20CR4 20MNCR4-2 17MNCR5 19MNCR5 15CRMO4 20CRMO4 20MNCRMO4-2 20NICRMO2 20NICRMO7 18CRNIMO7-6 18NICRMO14-6 16NICRMO16-5 C56E 56MN4 70MN4 43CRMO4 X47CR14 X65CR14 X108CRMO17 X89CRMOV18-1 80MOCRV42-16 13MOCRNI42-16-14 X82WMOCRV6-5-4 X75WCRV18-4-1 日本普通结构用碳素钢SS330 SS400 SS490 SS540 日本碳素结构钢 S10C S12C S15C S17C S20C S22C S25C S28C S30C S33C S35C S38C S40C S43C S45C S48C S50C S53C S55C S58C S09CK S15CK S20CK日本保证淬透性结构钢 SMN420H SMN433H SMN438H SMN443H SMNC420H SMNC443H SCR415H SCR420H SCR430H SCR435H SCR440H SCM415H SCM418H SCM420H SCM435H SCM440H SCM445H SCM822H SNC415H SNC631H SNC815H SNCM220H SNCM420H |