... Standard 3. A36, SS400, ST37, Q235B, ST 52 1.Structural Steel H-Beams 2.JIS standard, GB Standard, EN Standard3. A36, SS400 ... widely used in building, construction and structural service.5. Common size JIS Standard H-beams H x B(mm)T1T2JIS Weight(kg ... .5200*1005.5820.921.7248*1245825.125.8250*125692929.7 Structural Steel H-Beams