... Baojun Stainless Steel Products Co.,LTD. Our company is specialized in stainless steel steel products manufacturer, has many years of ... exact information about construction material stainless steel I beam manufactures in China as fellows :1.Material:201,202,304,316,317 ect2 ... be used with light weight, strong rigidity, high quality and fine appearance. After using H beams, 30%-50% construction time can ...