Quick Detail: 
Type: Pressure-Seal Bonnet Check Valve.
Material: ASTM A105N.
Valve Size: 1 Inch.
Applicable Pressure Rating: Class 1500 LB.
Temperature Rating: Up to 500℃.
Molding Style: Forging.

Product Range: 
Material: ASTM A105, ASTM A350 LF2, ASTM A182 F5, ASTM A182 F22, ASTM A182 F304, ASTM A182 F304L, ASTM A182 F316, ASTM A182 F316L, ASTM A182 F347, ASTM A182 F321, ASTM A182 F51, ASTM A182 F55, Inconel Alloy, Monel Alloy, Hastelloy Alloy.
Standards: API 608, BS 5351, ASME B16.34/ B16.11/ B1.20.1/ B16.25.
Valve Size: 1/2 - 4 Inch.
Applicable Pressure Rating: Class 150 LB - 1500 LB.
Temperature Rating: Up to 500℃.
Molding Style: Forging.
FORGED STEEL LIFT CHECK VALVE - Pressure-Seal Cover

STANDARD MATERIALS

	PART NAMES	MATERIALS
	BODY	ASTM A105, ASTM A350 LF2, ASTM A182 F5, ASTM A182 F22, ASTM A182 F304, ASTM A182 F304L, ASTM A182 F316, ASTM A182 F316L, ASTM A182 F347, ASTM A182 F321, ASTM A182 F51, ASTM A182 F55, Inconel Alloy, Monel Alloy, Hastelloy Alloy.
	BONNET	ASTM A105, ASTM A350 LF2, ASTM A182 F5, ASTM A182 F22, ASTM A182 F304, ASTM A182 F304L, ASTM A182 F316, ASTM A182 F316L, ASTM A182 F347, ASTM A182 F321, ASTM A182 F51, ASTM A182 F55, Inconel Alloy, Monel Alloy, Hastelloy Alloy.
	SEAT	ASTM A105 + HF
	DISC	ASTM A276 420
	P.S SEAT	304 SS

	PRESSURE TEST ( A105 )
	CLASS	SHELL (psig)	BACKSEAT(psig)	SEAT(psig)
		WATER	WATER	AIR	WATER
	1500LB	5575	-	-	4100
	2500LB	9275			6800

Design and Manufacture Conform to: API 602, BS 5352, ASME B16.34/ B16.11/ B1.20.1/ B16.25.
Structure Features: 
★ End Connection: Threaded, Socket-Welded or Butt-Welded
★ Pressure-Seal Cover 
★ Reduced Bore / Full Bore

About Dervos
Xiamen Dervos Valves Industry Co.,Ltd (stock code 861601), founded in June 2008, is a one-stop industrial valves supplier integrated of R&D, manufacture, resource integration, and trade service. For 12 years, Dervos has been committed to finding solutions for industrial needs and providing professional service for both general and specialized valves.