Product Description Model NO.: H41/H11/H61 Connection Form: Thread Pressure: Ordinary Pressure Standard: API602 Test Standard: API602 Size: 1/2" to 2" Trademark: XFV Origin: China Material: Cast Steel Structure: Lift Type, Swing Type Flow Direction: Unidirection Application: Industrial Usage, Water Industrial Usage Face to Face Std: ANSI B16.10 Certificate: ISO 9001: 2008 Transport Package: Plywooden Case HS Code: 8481804090 API Forged steel check valve(150LBS-2500LBS) Construction Features:
Forged Steel,Piston,Ball or Swing type
Integral Body Seat for Piston and Ball Check valves
Separated Seat Ring design for swing check valves
Bolted bonnet or Welding bonnet,
Spiral Wound Gasket or Oval Ring Joint gasket
Reduced Bore or Full Port,
T-Pattern or Y-Pattern,
Socket Welded,Threaded,Butt Welded,Flanged End.
Body material: A105, A350-LF2, A182-F5, A182-F11, A182-F22, A182-F304, A182-F304L, A182-F316, A182-F316L
Application: Oil, gas, chemcial Industry, mining Industry, etc. 
Pressure: 800LBS,900LBS,1500LBS,2500LBS,150LBS,300LBS,600LBS
Size:1/2"-2" DN15 to DN50

Application Standard: 
Design standard to API 602,ASME B16.34,BS 5352
Inspection and Testing according to API 598
Marking to MSS SP25
Socket Welded Ends to ASME B16.11
Screwed Ends to ASME B1.20.1
Butt Welded Ends to ASME B16.25
Flanged Ends to ASME B16.5

Main Parts & Materials 

1	Body	A105	5	Body	A105
2	Disc	A182 F6a	6	Bolt	A193 B7
3	Seat	A182 F6a	7	Pin	A276 410
4	Gasket	SS304+graphite	8	Hinge	A182 F6
9	Nut	A194 2H

Data table of 800Lb Swing Check Valve

VALVE SIZE DN	END TO END(mm)	CENTER TO TOP(mm)	PORT DIAMETER(mm)	WEIGHT(kgs)
15	79.00	62.00	10.30	1.0
20	92.00	63.00	13.50	1.1
25	111.00	78.00	18.00	1.9
32	120.00	82.00	23.00	3.4
40	120.00	102.00	29.00	4.5
50	140.00	120.00	36.00	7.3

Contact us if you need more details on Welding Check valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Welding End Check Valve、Butt Welded Check Valve. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Check Valve > Forged Check Valve