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Design
Swing check valve (SC) or piston check valve (PT)
designed to ANSI/ASME. Forged steel A105 trim 8 (stellite/13%
Cr). Pressure/temperature rating to ASME B16.34.
Threaded ends (NPT ) to ASME B1.20.1. Socket weld ends
(SW) to ASME B 16.11. Testing to API 598. Reduced bore.
Bolted cover. Internally mounted hinge or spring-loaded
check disc.
Applications
Industrial plants, power stations, process engineering,
refineries, oil and marine engineering; for water,
steam, gas, oil and other non-aggressive fluids.
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Overview of technical data
| Body material(s) (ASTM
standard)
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A105; A182
F22;20;21;22
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| Body design
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Straight pattern body
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| Certification
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ASME B16. 34, API 602
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| Class(es)
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800
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| Size(s) (NPS)
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1/ 2'' - 2''
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| Valve disc/plug material
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Metal- to-metal seat
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| Threaded-end design
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Internal thread;
Socket weld end
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| Trim
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13 Cr; Stellite;304
SS
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| DN max.
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50
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| DN min.
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15
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| Main applications
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Industry and process
engineering; Energy;Oil / Gas
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| Body material
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Forged steel
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| PN max.
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105
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| Maximum temperature
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816 °C
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