Nominal Diameter: DN50 ~ 800 mm
Pressure range: PN1.6 ~ 16.0MPa
Operating temperature: -196 ¡æ ~ + 550 ¡æ
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
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 | ¡Ü 425 | ¡Ü 100 | ¡Ü 100 | ¡Ü 550 | ¡Ü 550 |
Suitable media | Water, steam, oil | Nitric acids | Acetic acid | steam | steam |
Swing check valvemain connection and dimensions and weight