q235 h beam dimensions 1.Grade:Q235,Q235B 2.Length:12m 3. ... Steel, Tang Steel,Ma Steel,etc 1.Brief Introduction for H beama .Grade: Q235,Q235Bb.Length: 12mc.manufacturer: Jinxi Steel ... Steel,Ma Steel,etcd.Usage:Hot rolled H beams and welded H beams are widely used in building structures,bridge,vehicles,support and ... and theoretical weight of wide, medium, narrow wing of H beams. q235 h beam dimensions