Fire Fighting Grooved Swing Check Valve, FM/UL

• Media: Water
• Temperature: Ordinary Temperature
• Material: Ductile Iron
• Connection Form: Groove
• Structure: Swing
• Pressure: Ordinary Pressure
• Model NO.: MH-XQH-350G
• Function: Fire Protection
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: ANSI / Awwa C606 Standard
• Application: Industrial Usage, Water Industrial Usage, Household Usage, Fire Protection
• Working Pressure: 350psi
• Size: 2′′-12′′
• Transport Package: Plastic Bubble Bag and Wooden Case
• Specification: DN50 to DN300
• Trademark: APC or others
• Origin: China
• HS Code: 8481804090
• Production Capacity: 200000pieces/Year

Product Description

Product Description

 UL FM Fire Protection Grooved End Check Valve

UL FM Fire Protection Grooved End Check Valve
350PSI Grooved Swing Check Valve                           Model: MH-XQH-350G
350PSI Flanged Swing Check Valve                            Model: MH-XQH-350F
350PSI Flanged Grooved Swing Check Valve             Model: MH-XQH-350GF-A
350PSI Grooved Flanged Swing Check Valve             Model: MH-XQH-350GF-B
Technical Features

• Normal Pressure: 350PSI
• Groove standard : AWWA C606
• Sizes: 2",2½", 3", 4", 5",6", 8", 10", 12" 
• Approvals: UL, FM
• Flange Standard: ASME/ANSI B16.1 Class 125 or ASME/ANSI B16.42 Class 150 or BS EN1092-2 PN16 or GB/T9113.1.
• Maximum Working Pressure: 350 PSI (Maximum Testing Pressure: 700 PSI)
• Maximum Working Temperature: 0°C to 80°C
• Fusion bonded epoxy coated interior and exterior RAL3000 conforms to AWWA C550
• It is mainly used in one-way flow pipeline to prevent the water from back flow.