av无码网址福利_超碰aⅴ亚洲中文字幕_亚洲三级片区无码_亚洲欧洲无码精品Ⅴa

Casus Products>> Casus

  The SCM435-M produced by Xingtai steel is a series of simplified annealing products developed to meet the needs of market development. It is mainly used to produce 10.9 grade high strength fasteners. SCM435-M has lower hardness and better cold heading performance than ordinary SCM435. The customer reflects that the material can simplify the annealing process, reduce the production cost, and completely meet the requirements.