Nominal diameter: 1.5"~ 60" (DN40 ~ DN1500)
Pressure range: Class150~2500 (PN16 ~ PN420)
Working temperature:-196℃ ~ 560℃
Body material: carbon steel, stainless steel, alloy steel, bronze
End Connection: RF, RTJ, BW
Low volume, light weight, only 1/4~1/20 of those of traditional flanged check valve;
Short structural length, only 1/4~1/8 of that of traditional flanged check valve;
Quick valve disc closedown,low water hammer pressure;
Smooth flow passageway and small fluid resistance;
Flexible action and good sealing performance;
Long service life and good reliability.
Face to Face
JB/T74-90, GB/T13402, GB/T9112-9124, SH3406, ANSI B16.5, API604, ASME B 16.47, DIN2543-2548
JB/T74, GB/T9124, HG20604-20625, DIN2401,SH3406
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of Epdm Seat Wafer Dual Check Valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.