... quotation if we get your drawings & technical requirements!standard forged flangesstandard pressure rate ANSIANSI B16.5class150,300,600,900, ... the privilege of serving you soon.MaterialForged Carbon Steel, Stainless Steel , Duplex Stainless Steel , Low Alloy Steel(Like A105,LF2,LF6,F6a,F304, ... interested in our products and wanna establish business ralations with us,we are pleased to quote you our best ...