... 1 Piece 4.Payment term: T/T or L/C at sight 5.FOB : Shanghai 1. Product ... from receiping the confirmed drawingShanghai ChinaPayment termsT/T, L/C at sight3.Qualification • GB/T19001-2008/ISO9001:2008 ... material of steel type of 15#,20#,25#,30#.35#,40#,45#,46#,etc.according to customers' different requirements. ... processing on giving materials. 5, excellent heat treatment. High quality steel rail wheel