Stainless Steel Wafer Single Plate Check Valve /DN50-DN600

Place of Origin: China
Brand Name: HRM
Model Number: HRM-WFCHV-0029
Certification: CE/ISO9001
Minimum Order Quantity: 10PCS
Price: $10+
Packaging Details: Plywood case
Delivery Time: Generally in 20-35 days
Payment Terms: T/T Or L/C
Supply Ability: 120000pcs(DN50-DN600)/Year
Quick Detail:  Description:  Design & Manufacturer: API594, API6D, JB/T8937 Face to Face: API594, API6D, DIN3202, JB/T8937 Test & Inspecting:API598, JB/T9092 Flange Drilling:JB/T74-90, JB/T9112-9124, HG20592-20635, SH3406, ASME B16.5, DIN2543-2548, GB/T13402, API605, ASME B16.47 Size:DN50(2”)-DN600(24”) Nominal Pressure:PN10/PN16/150LB/300LB/600LB Working Temperature:(Soft sealing)-45℃--+150℃,(Metal seat)≤425℃ Suitable Mediums:Fresh water, Sewage, Sea water, Air, Oils, Acids, Alkalis,Salts,etc. Applications: Water Supply  Sewage Treatment Building Trades Power Industry Petroleum & Chemical Metallurgy Industry Specifications: Table 1:  Part Name & Materials’ Choice
Part Name Materials’ Choice
1 2 3 4 5 6 7
Body  A105 F316 F304 F51
Disc A105 F316 F304 F51
Seat 13CR,SS316,SS304 and Rubber (Detailed in Table 3)
Stem SS SS   SS Duplex SS
Detailed  Standards of The Materials in the below table (Table 2)
Table 2 : Detailed Standards of The Materials
Code Materials ASTM DIN EN
1 A105 ASTM A105    
2 F304/F316 ASTM A276 304/316ASTM A351 CF8/CF8M/CF3M /1.4301/1.44011.4308/1.4408/-- BS970 304 S15/316 S16BS EN10213-4 1.4308/1.4408/
3 F51 S31803 1.4462  
Table 3: Detailed Materials of Rubber Seat
Material Applicable Medium Feature Applicable Temp(℃)
EPDM(X3) Fresh water, Sea water,Salt, Steam Aging resistant -25~+110℃Short time +120℃
NBR(X5) Fresh water,Salt, Strong base, Natural gas, Oil Oil resistant -20~+100℃Short time +110℃
FKM(X7) Fresh water, Sea water,Salt,Weak base,Weak acid, Natural gas, Oil, Food. High temperature resistant, Corrosion resistant -20~+150℃Short time +180℃
PTFE Fresh water, Sea water,Salt,Weak base,Weak acid, Natural gas, Oil, Food. High temperature resistant,Corrosion resistant -10~+180℃
Color of Painting: RAL color code Tag: Wafer, Swing, Single plate, check valve