板材质量要求标准?
热轧钢板来和钢源带的尺寸、外型、重量及允许偏差。Dimensions,shape.weight。and。tolerances。GB709-88。for。hot-rolled。plates。and。sheets。代替709
相关问题
板材质量要求标准
- 热轧钢板来和钢源带的尺寸、外型、重量及允许偏差
Dimensions,shape.weight
and
tolerances
GB709-88
for
hot-rolled
plates
and
sheets
代替709-65