Overview
Check Valve is applicable for various pipelines with nominal pressure of PN1.0MPa-42.0 MPa, Class150~-2500 and nominal diameter of DN15-1200mm, NPS1/2-48 and working temperature of -196-540℃ to be used for protecting from medium back flowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, strong oxidizing medium and urea etc.
Product Description
End Connection: RF, RTJ, BW
Nominal diameter: 1.5"-60" (DN40-DN1500)
Pressure range: Class 150-2500 (PN16-PN420)
Working temperature: -196℃-+560℃
Body material: Carbon steel, Stainless steel, Alloy steel, Bronze
Advantage
Small volume and light weight;
Rapid closing and flexible actions of the valve clack;
Smooth fluid passageway and small fluid resistance;
Small closing impact, water hammer is not liable to be generated;
Compact and reasonable product structure, reliable tightness and good performance.
Applicable Standards
Design & Manufacture: BS1868, ASME B16.34
Pressure & Temperature: ASME B16.34
Test & Inspection: API 6D / API 598
Flange Dimensions: ASME B16.5
Face to Face: ASME B16.10
