Wafer Type Swing Slim Flapper Non Return Check Valve (H74W/H/N/X/F)

• Media: Water, Oil, etc
• Temperature: High Temperature
• Material: CS, Ss, Chrome-Molybdenum Steel
• Connection Form: Wafer
• Structure: Swing
• Pressure: Ordinary Pressure
• Model NO.: H74W/H/N/X/F
• Function: Non Return
• Sealing Form: Rubber Sealing/ Metal Sealing
• Flow Direction: Unidirection
• Standard: ANSI, API, DIN, BS, GB etc
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Certificate: ISO, CE
• Medium Applicable: Oil, Water, Steam, Medium Containingacid&Alkaline
• Temperature Applicable: ≤300ºC
• Sealing: NBR, EPDM, Viton / Metal to Metal
• Surface: Body Material/ Epoxy Resin Coating
• Transport Package: Bubble Plastic Paper + Plywood Case
• Specification: DN50 - DN1000
• Trademark: KARFAR
• Origin: China
• HS Code: 84813000
• Production Capacity: 5.000pcs/month

Product Description

Wafer End Swing Slim Non Return Check Valve
MODEL NO. H74 W/H/N/X/F


Three optional types. type A / type B / type C

Δ The KARFAR Model H74 is outstanding for it exquisite profile and simple structure. It is mainly used in water supply system,  high builings and industry zones. With an outstand short structure length, they are very suitable for space limited installment locations.

1) Size: 2" - 40"
2) Pressure: PN1.0 ~ PN4.0
 

PART NAME	Material
Body& Bonnet	Carbon steel, Stainless steel, Chromium molybdenum steel
Lifting ear	Carbon steel, Stainless steel
Swing arm (for type C)	Carbon steel, Stainless steel, Chromium molybdenum steel
Seat	NBR, Stainless steel, PTFE, Nylon

 

Normal Pressure (Mpa)	Shell test Pressure (Mpa)	Sealing test Pressure (Mpa)	Working temperature		Applicable Medium	Body  Material
			Soft sealing	Metal sealing
0.4	0.6	0.44	≤80ºC (NBR) ≤140ºC (EPDM) ≤200ºC(PTFE)	≤300ºC	Oil, Water, Steam, Acid, alkaline	Carbon steel, Stainless steel, Chromium /molybdenum steel
1.0	1.5	1.1
1.6	2.4	1.76

Wafer End Check Valve Grouop show: