Product description
Design and manufacture standard: API602, BS5352Face to Face dimension standard: ASMEI B16.10Flange dimenstion standard: ASME B16.5Butt welding end standard: ASME B16.25Inspection and testing standard: API598Material of Main parts: Body: Forged steel, stainless steel, Duplex stainless steel, alloy Wedge: Stainless steel, Duplex stainless steel, alloy Seat: Stainless steel, Duplex stainless steel, alloy Shaft: Stainless steel, Duplex stainless steel, alloy Handwheel: Carbon steel