B440QK汽车桥壳用钢3.0*1250*C宝钢***宝新库B440QK汽车桥壳用钢3.2*1250*C宝钢***宝新库B440QK汽车桥壳用钢3.5*1250*C宝钢***宝新库B440QK汽车桥壳用钢3.6*1250*C宝钢***宝新库B440QK汽车桥壳用钢3.8*1250*C宝钢***宝新库B440QK汽车桥壳用钢3.9*1250*C宝钢***宝新库B440QK汽车桥壳用钢4.0*1250*C宝钢***宝新库B440QK汽车桥壳用钢4.2*1250*C宝钢***宝新库B440QK汽车桥壳用钢4.3*1250*C宝钢***宝新库B440QK汽车桥壳用钢4.5*1250*C宝钢***宝新库B440QK汽车桥壳用钢5.0*1250*C宝钢***宝新库B440QK汽车桥壳用钢5.5*1250*C宝钢***宝新库B440QK汽车桥壳用钢5.6*1250*C宝钢***宝新库B440QK汽车桥壳用钢5.8*1250*C宝钢***宝新库B440QK汽车桥壳用钢6.0*1250*C宝钢***宝新库B440QK汽车桥壳用钢7.5*1250*C宝钢***宝新库B440QK汽车桥壳用钢7.75*1250*C宝钢***宝新库B440QK汽车桥壳用钢8.0*1250*C宝钢***宝新库)