Double disc check valve
●Standard:
Design: API 594, ANSI B16.34
F To F: API 594
Connection: ASME B16.5
Test: API 598, BS 6755
●Dual Check Valve Products Range:
Size: 2"～48"
Rating: Class 150～2500
Body Materials: Carbon Steel, Stainless Steel, Duplex Steel，Alloy
Connection: Wafer, Lug, Dual Flange
Tempertature: -196～650℃
●Dual Check Valve Construction and Function
● Spring Loaded Disc
● Retainless
● Integral Seat
For the Dual Check Valve produced by CEPAI, the valve seat is generally integrated or hard alloyed on the body before directly processing the valve seat.
●Dual Check Valve Main Parts & Material List
Body/Bonnet Cast:WCB,LCB,LCC,WC6,WC9,CF8,CF8M,CD4MCu,CE3MN,Cu5MCuC,CW6MC;
Forged:A105N,LF2,F11,F22,F304,F316,F51,F53,F55,N08825,N06625;
Disc WCB,LCB,LCC,WC6,WC9,CF8,CF8M,CD4MCu,CE3MN,Cu5MCuC,CW6MC;
Pin F6,F304,F316,F51,F53,F55,N08825,N06625;
Bolt/Nut B7/2H,B7M/2HM,B8M/8B,L7/4,L7M/4M;
●Dual Check Valve
Dual Check Valve produced by CEPAI is mainly used to block or connect the medium in the pipeline. Choose Dual Check Valve of different materials can be used for water, steam, oil, liquefied gas, natural gas, gas, nitric acid,carbamide and other medium.
