Material could be steel, stainless steel, aluminum, copper, nodular casting iron and PA6.

材料可钢，不锈钢，铝，铜，球墨铸铁铸造生铁和锦纶。

youdao

Material could be steel, stainless steel, aluminum, copper, nodular casting iron and PA6.

材料可钢，不锈钢，铝，铜，球墨铸铁铸造生铁和锦纶。

youdao