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：+86 021-31170068
： m.123689.net
：sales@shqhvalve.com
：+86 021-31170068
： m.123689.net
：sales@shqhvalve.com
Your location is: Products >> Check valve >> Forged Steel Internal Thread Check Valve
Forged Steel Internal Thread Check Valve
Product overview
Forged steel internal thread check valve is suitable for small diameter pipeline with working temperature of - 29 ~ 425 ℃ (carbon steel) or - 29 ~ 500 ℃ (stainless steel). It is used to cut off or connect the medium in the pipeline. It can be applied to water, steam, oil, nitric acid, acetic acid, oxidizing medium, urea and other media.
Product details
Product Features
1. Full diameter or reduced diameter;
2. Lift check valve;
3. Ball check valve;
4. Swing check valve;
5. Built in spring as required;
6. Bolt connection, spiral wound gasket seal type valve cover, thread connection, full welding sealing type valve cover and threaded connection;
7. Connected with internal pressure self tightening valve cover;
8. Integral upper sealing seat;
9. Socket end in accordance with ASME B16.11;
10. The threaded end (NPT) conforms to ANSI / ASME b1.20.1;
11. The valve disc can be changed into throttling type, needle type and ball type.
Execution Standard
Design spec：ASME/ANSI B16.34、API 602、JB/T 7746
Connection end size：ASME/ANSI B16.11
、JB/T 1751
；ASME/ANSI B1.20.1、GB/T 7306
Flange end：GB/T 9113、JB/T 79、HB/T 20592
Test & check：API 598、GB/T 13927
Pressure-temp：GB/T 12224
Flange end：GB/T 9113、JB/T 79、HB/T 20592
Test & check：API 598、GB/T 13927
Pressure-temp：GB/T 12224
Performance Parameter
Nominal diameter：DN15~50mm
；NPS1/2"～2"
Nominal Pressure：PN16~25MPa；Class900～1500Lb
Applicable media：Water, steam, oil and nitric acid
Applicable temperature：-29≤550℃
Main materials：A105、1Cr18Ni9Ti
Nominal Pressure：PN16~25MPa；Class900～1500Lb
Applicable media：Water, steam, oil and nitric acid
Applicable temperature：-29≤550℃
Main materials：A105、1Cr18Ni9Ti
Contact
Add: No.8, Huashan Road, Shanyang Town, Jinshan District, Shanghai
Tel:+86 021-31170068
Cell: +86 13817056698 +86 13361816929
Site: m.123689.net
E-mail:sales@shqhvalve.com
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