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Stainless steel swing check valve
Model: H44H / W
Nominal Diameter: DN50 ~ 800 mm
Pressure range: PN1.6 ~ 16.0MPa
Operating temperature: -196 ℃ ~ + 550 ℃
Main material: carbon steel, stainless steel
Suitable medium: water, steam, oil, nitric acid, acetic
Design and manufacture: GB12236
Structural length: GB12221
Connecting flange: JB / T79-1994
Test and inspection: JB / T9092-1999
Product details

Swing check valve uses and features

H44H / W Swing check valve is designed and manufactured in strict accordance with GB12236 standard. The pin shaft is connected with the valve flap with built-in structure, excellent performance and more reliable sealing. Products are widely used in petroleum, chemical, pharmaceutical, power industry and other conditions of the pipeline.

Swing check valve main performance specifications

test pressure Nominal pressure (MPa)
1.6 2.5 4.0 6.4 10.0
Shell test 2.4 3.8 6.0 9.6 15.0
Seal test 1.8 2.8 4.4 7.1 11.0
Body material WCB (C) CF8 (P) CF 8M (R) WC6 WC9
Operating temperature ≤ 425 ≤ 100 ≤ 100 ≤ 550 ≤ 550
Suitable media Water, steam, oil Nitric acids Acetic acid steam steam


 Swing check valve main connection and dimensions and weight



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