Low temperature resistant Steel material Pressure Seal Swing Check Valve NPS2"-36" Class 900-2500LB

Low temperature resistant Steel material Pressure Seal Swing Check Valve NPS2"-36" Class 900-2500LB

Body and Bonnet Connection

The body and bonnet of class 150-900 check valve are usually wit studs and nuts.And the body and bonnet of class 1500-class 2500 check valves are usually of pressurized seal.

Body-to-bonnet Joint

Stainless steel flexible graphite wounded gasket is used for class 150 and class 300 check valve;Stainless steel flexible is graphite woulded gasket is used for class 600 check valve,and joint gasket is also optional for class 600 check valve;Ring joint gasket is used for Class 900 check valve;Pressurized seal design is used for Class 1500- 2500 check Valves.

Design

KATA cast steel check valves are designed and manufactured to provide maximum service life and dependability. All check valves meet the design requirements of American Petroleum Institute standard API600 & 6D.BS EN 13709 and generally conform to American Society of Mechanical Engineers standard ASME B16.34. Valves are available in a complete range of body/cover materials and trims.

Ranges of Materials

Standard body/cover materials include nine grades of carbon, low alloy and stainless steels, for special applications they can be supplied in other grades of alloy and stainless steel, there's a full range of trim materials to match any service optional packing and gasket materials are available for a full range of service conditions.

Applicable Standards

●STEEL CHECK VALVES, API 6D
●STEEL CHECK VALVES,ISO14313
●STEEL VALVES,ASME B16.34
●FACE TO FACE, ASME B16.10
●END FLANGES,ASME B16.5
●BUTTWELDING ENDS,ASME B16.25
●INSPECTION AND TEST, API 598/API 6D

Low temperature resistant Steel material Pressure Seal Swing Check Valve NPS2"-36" Class 900-2500LB Images