Wise Channel Industries Limited  

Product Name: Check Valve Used in Oil Field with API 6A Model NO.: Check valve Aplplied Standard: API 6A Norminal Bore: 2 1/16"~7 1/16" Temp. Class: K~V Product Specification Level: Psl1~Psl4 Performance Requirement: Pr1,Pr2 Material Class: AA~FF Transport Package: Wooden Case Origin: Jiangsu China HS Code: 8481901000 Product Description Check valve effects seal between valve core and body by fluid pressure, the higher the fluid pressure, the better seal effected. The cavity could contain pressure in pipes all the time.The body is made of forging allow steel, with good mechanical property, pressure endurance. Safety and reliability.Bonnet is connected with valve body with bolts. It has seals on bonnet and inner wall of body. Fitting space between bonnet and body is designed to zero so as to minimize loading on bolts and the corrosive of bolts and holes.Carbide sealing surface has good anti-abrasion and corrosion resistance, the material of valve core is fabricated of anti-sulfide steel, the other parts are made with method of limiting hardness, the valve is suitable for H2S service.Main technical parameters: Workingpressure:2000~20000PSINorminal bore: 2 1/16"~71/16"Product specification level: PS1-PSL4Perpormance requirement: PR1~PR2Material class:AA~FFWorking medium: Oil, naturgal gas