Double-Disc Butterfly Type Wafer Check Valve

• Clapboard: with Clapboard
• Filter Number: 1
• Medium Material: Water
• Efficiency: F7
• Filtration Grade: Medium Filter
• Type: Cartridge Filter
• Model NO.: h76
• Transport Package: Wooden Case
• Specification: DN50-200
• Trademark: zj
• Origin: China

Product Description

Double-Disc Butterfly Type Wafer Check Valve

 

 

STANDARD MATERIAL OF MAIN PARTS
NO.	PART	MATERIAL
1	Body	Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
2	Seat	NBR, EPDM, Viton, Neoprene, HYPALON, Silicon
3	Shaft	Stainless Steel416, 316, 304
4	Disc	Ductile Iron+Ni, CF8, CF8M, Bronze
5	Pin	Cast iron
6	Bushing	PTFE, Bronze
7	O-Ring	NBR, EPDM

Cast Iron Double disc wafer check valve

•Size:DN50~DN600
•Body material available in Cast iron/Stainless steel
•Face to face dimension to EN558-1 (DIN3202 K3)
•Working Pressure:PN10,PN16
•Working Temperature: -20ºC to 120ºC for EPDM seat
                                          -10ºC to 82ºC for NBR seat