... Standard:ASME B16.9Material:alloy steel,Carbon steel,Stainless steelPlace of Origin:ShangHai CityMaterial Standard:ASTM A335,A234,A213,A403,A53 ... light spectrum checkColour:Black,yellow,Red,Blue,Green,Silvery and no colour and as Customers’ inquriymentMarking: Materal+Size+W.T+StardardPackaging Detail ... Wooden cases,Wooden PalletDelivery Detail:As Customers’ inquiryment All Kinds Of Pipes And Fittings