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Product Description

Product Description:

Dart (heck Valve reguires minimal pressure to open. Elastomer seals arelow cost and easy to service. Alignment insert helps reduce friction,improves concentricity and increases body life while providing a positiveseal, Weep hole serves as a leak indicator and safety relief hole.Dart Style Check Valve is a special non-return (one way) valve designedas per to work under extremely high pressure and temperature in oilfield
development facilities, Dart type Check Valve usually consists of valvebody, seal rings, lock nut, spring, sealing gland, 0-rings, and plunger.

Technical Parameters.

Size	2-1116”-7-1/16”
Pressure Rating (WP)	2,000 psi-15,000 psi
Temp Range	-20F to 350℉
Product Spedfication Level / PR Level	PSL 1,2,3,3G,4/ PR1,PR2
Construction	Forged body and bonnet
Tnm /inlays	AA-HH /CRA
Surface	YES with full AP\| 6A qualifcation
Certifications	ABS CDS,DNVGL available on request
Advantages	Metal to Metal seal True low-pressure seal test per APl 6A and 53Easy maintenance Seat pocket protection for longer lifeDesigned for harsh environments.