... #,18#,20#,22#,25#,28#,32#,36#,40# stainless steel H beam StandardAISI,ASTM,GB,JIS,BS,etc.DescriptionStainless steel , stainless steel ... I beam, H beam,I beamMaterial201,304,304L,316,316L,309,310,321,etc ... person: Jamie YinTel: 15052833959 0523-83770001 Fax:0523-83980009 Specification of I beam Specificationh(mm)d(mm)b(mm)10#100634.512 ...