国产 在线 一区二区三区_亚洲国产精品欧美日韩一区二区_在线观看不卡av电影_国产日韩久久免费福利网站

Casus Products>> Casus

  GML08Al-B belongs to low carbon cold heading steel, it is mainly used to produce standard parts below grade 4.8 and all kinds of non-standard parts. The products have the advantages of stable composition, low harmful elements, high purity of steel and stable cold heading performance. A customer of XINGTAI STEEL use this product to produce special-shaped nuts for air conditioning, feedback the product quality stability, meet the use requirements.