2、号公称扭矩Tn(N.M) 许用转速n(r/min) 轴孔直径d1d2dz轴孔长度D转动惯量I(Kg.m2)质量m(kg)钢铁钢铁Y型JJ1Z型LL1LHL1160710071001214121432732900.00643.716181916181942304220242024523852HL23154560056002022242022245238521200.2537252825286244623032353032826082HL3630500050003032353032358260821600.616383840424042112841124548 H