... , Q235A/B, SS400,Q215 Standards: ASTM, GB, JIS Hot Rolled Steel Round Bar1)Steel Grades: Q235, Q235B, SS400,Q2152)Standards: ASTM, GB, JIS3 ... e-mailCompany name: Tianjin A Large High- Pressure Alloy Pipe Sales Ltd.Address: ChuBao Steel Market, Shunyi Road, Tianmu Town, BeiChen District, Tianjin ... -22-26626658Website: http://www.tjdhhjgc.en.alibaba.com Hot Rolled Steel Round Bar