... .Depth:15-100mm 4.Lip Width:10-20mm C Steel Beam/c purlin/Steel C Purlin: StandardAISI, ASTM, BS, DIN, GB, JIS, ... and column, arm, etc. in light industry machinery. PaymentItemsL/C at sight or T/T.DeliverConditionsShipping Transport or cargo.CertificateISO9001SupplyAbility10 ... length can be designed according to the customer' s requirement.C purlin show : Shijiazhuang aolian colorful steel sheet is a ...