ISO/API/ASME MANUFACTURING STANDARDS
- Jan 04, 2019
- Hits: 56
ISO/API/ASME MANUFACTURING STANDARDS ISO 15761 has been recently published as part of an international effort to standardise the products for petroleum and natural gas industries. The following table...
VALVE TEST STANDARDS
- Jan 04, 2019
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COMMON VALVE TYPES & RELATED TEST STANDARDS Valve type Common test standard Steel ball, gate, globe and check valves API 598 Steel ball, gate, globe and check valves BS 6755*, ISO 5208...
Primary Valve Standards
- Jan 04, 2019
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API 600 Steel Valves - Flanged & Buttwelding Ends API 600 is the main steel gate valve specifi cation. Valve design and construction criteria are specified, as well as materials and trim designations....
The Maintenance of Valves
- Jan 02, 2019
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All valves require inspection and periodic maintenance prior to being placed into service and at regular intervals. Leaks should be repaired as soon as they are discovered in order...
The Installation of JONLOO Valves
- Jan 02, 2019
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1.Unpacking All valves must be examined for signs of damage that may have occurred during transportation. Any damage observed during the inspection should be documented...
Why Forged Steel Ball Valve Must Be Used On Natural Gas Pipeline
- Dec 26, 2018
- Hits: 46
Ball valve usually applies cast steel or forged steel material. On commom conditions, both are applicale. But on natural gas pipelines, forged steel ball valves are strongly recommended. The forged steel...
The Advantages and Disadvantages of Floating Ball Valve
- Dec 26, 2018
- Hits: 1186
Why the ball valve is called floating ball valve? Because it has a floating ball. Except for the two sealing rings used for sealing, the ball is not supported by any other components and the ball...