详细介绍: 国际标准化组织弹簧钢59SI7 56SICR7 61SIR7 55SICR63 55CR3 60CRMO31 60CRB3 60CRMO33 51CRV4 52CRMOV4 59SI7H 56SICR7H 61SICR7H 55SICR63H 55CR3H 60CRMO31H 60CRB3H 60CRMO33H 51CRV4H 52CRMOV4H 59SI7HH 56SICR7HH 61SICR7HH 55SICR63HH 55CR3HH 60CRMO31HH 60CRB3HH 60CRMO33H 51CRV4HH 52CRMOV4HH 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
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