i h 20*20m *9mm price heb beams steel beam warehouse

Name

Steel Rail

Grade

Q235/50Mn/55Q/71Mn

Length

6-12.5m

Specs

Light rail/Heavy rail/Crane rail

Place of Origin

China

Thickness(mm)

P8:63.5X63.5X32.1X5.9; P12:69.58X69.58X38.1X7.54; P15:79.37X79.37X42.86X8.33; P18:90X80X40X10; P22:93.66X93.66X50.8X10.72;
P24:107X92X51X10.9; P30:107.95X107.95X60.33X12.3;P38:134X114X68X13; P43:140X114X70X14.5; P50:152X132X70X15.5; QU70:120X120X70X28;
QU80:130X130X80X32; QU100:150X150X100X38; QU120:170X170X120X44.