H-beam
Representative steel mills: Magang, Laigang, Rizhao, Jinxi, Baode, Guotang, Dongfang Special Steel, Qiji, Shengcai, etc
Provide national standard Q235/355BCD, external standards (European, American, British, Japanese, etc.)
National standard specifications: 100 * 100-1000 * 300
European standard H-beam: HEA/HEB/HEM100-1000
British standard H-beam: UB127 * 76-1016 * 305, UC152 * 152-356 * 406
American standard H-beam: W4 * 13-W44 * 335
