国产精品久久久久久久久久免费动|久久久久免费精品国产|日日夜精品视频|黄色av地址,婷婷激情久久,亚洲美女高潮久久久,超碰在线三级

Casus Products>> Casus

  C10C is a German standard cold heading steel material, which is mainly used to produce fasteners and non-standard parts with low strength and large deformation. The product has the advantages of stable composition, low harmful elements, high steel purity and few surface defects. A customer of XINGTAI STEEL used this material to produce automobile stabilizer bar bushing, which reflects that the C10C material of XINGTAI STEEL has high plasticity, stable performance and high product qualification rate.