Application Field
Check valves serve to prevent the backflow of medium flow in the piping system, widely applied in the field of potable water, water supply and drainage, sewage disposal, irrigation, air conditioning, fire protection as well as chemical and energy industry.

Specifications
1. Size: 2"-24"
2. Design standard: BS EN 12334
3. Connection end: BS EN1092-2:1997
4. Working Pressure: PN10 / PN16
5. Working Temperature: Rubber Seat: 0oC-80oC & Metal Seal: -10oC-350oC
6. Coating: Fusion bonded epoxy coating

Material

Part Name	Material	Option
Body & Bonnet	Ductile iron
Hinge Pin	SS420	SS304,SS3016,SS416,SS431
Disc	Ductile iron+EPDM
Seat Ring	Brass Hpb59-1
Bolt & Nut	Carbon steel zinc plated	SS304,SS316
Bonnet Gasket	PTFE

Description

Standard
Design Standard	DIN3202 F6; BS EN12334; BS1868; ASME B16.34; API6D; API602
End Connection
Flange Connection	DIN2533; BS EN1092-2:1997; ASME B16.5; ASME B16.47A/B; API605; MSS SP-44
BW Connection	ASME B16.25
SW Connection	ASME B16.11; ISO6182
Face to Face	ASME B16.10; DIN3202-F6
Test	API598; API6D; DIN3230
Working Pressure
Casting Iron	PN10 / PN16
Casting & Forging Steel	Class150-Class2500
Working Temperature
Rubber Seal	0oC-80oC
Metal Seal	-10oC-350oC
Material
Casting Iron DN50 - DN600
Body	Casting Iron; Ductile Iron
Disc	Ductile iron + EPDM; 304; 316; Al-Bronze
Hinge Pin or Stem	SS420, SS304, SS316, SS410
Casting Steel DN15 - DN750 & Forged Steel DN15 - DN50
Body	WCB, CF8/SS304, CF8M/SS316
Disc	WCB, CF8, CF8M
Hinge Pin or Stem	SS
Bonnet	SS
Type
Flange Type Swing Check Valve
Wafer Type Swing Check Valve
Lift / Piston / Raising Stem Check Valve

Warranty and Service
1. One year warranty
2. Spare parts provided such as extra gaskets
3. Strict market agent protection agreement if you want to be distributor
4. OEM&ODM are welcome,  customer logo can be casted on to valve body if you need
5.  First order and large order have a good discount.
6.  Always most competitive price, most reliable quality and best service as your biggest support.

FAQ
 
Q -What's my consideration when I choose a gate valve?
A -The medium and working pressure of the pipe system
   -The outside diameter of the pipe
   -The standard of connection flange
 
Q -What can be the shortest delivery time?
A -35 days as we usually produce according to orders and have limited stocks.
 
Q -How can I be a distributor of EATHU?
A -Contact us immediately for further details by sending an inquiry.
     We will reply within 6 hours after get your inquiry.