欧标型钢分类：— 平缘工字钢 IPEAA80-750 ?Parallel flange I secti IPE;— 宽翼缘H型钢 HE100AA-HE1000 ?Wide flange beams HE;— 超宽翼缘H型钢 HL920-1100 × 344-607 HLZ 1000A B C D Extra wide flange beams HL and HLZ;— 平缘H型钢 HD260-40
