Cast steel Check valve, API check valve, Swing check valve, stainless steel check valve.

1. Pressure: PN2. 0-10. 0MPa, Class 150-600Lb

2. Size: DN50-700mm NPS: 2''-28'' inch

3. Material: WCB, ASTM A216, CF8, CF8M, CF3, CF3M

4. Design standard: API 6D, JIS B2074-2084 Check and test: API 6D, API 598, JIS B2003 Butt-weld ends size: ANSI B16. 25

5. Suitable medium: Water, steam, oil etc, Nitric acid etc, Aceturm etc, Strong Oxidation medium, Urea etc.

6. Suitable temperature: -29~425℃ (water, oil etc medium), -40~200'C (Nitic acid etc medium)

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