رمز المنتج : VF--QCC-Q226-CU
Standard features of gas venting welded ball valve:
1) Diameter: DN15-1000
2) Pressure: PN 16-40
3) Operating temperature: -29℃ to +200℃
4) : The welded ball valve for gas transmission pipelines is suitable for media such as petroleum/gasoline, liquefied natural gas/liquefied petroleum gas, petrochemicals, steel mills, heating pipelines, etc
5) : Operation methods of gas pipeline welded ball valve: handle, gear (vertical/horizontal), electric, turbine
Material of gas venting welded ball valve:
Valve body: Carbon steel ST37.0, A106-B; Steel No. 20
2) Sphere: Stainless steel 304 or 316
3) : Valve stem: 2Cr13
4) : Valve stem seal: Perfluoro varnish
5) : Sphere sealing: RTFE (PTFE+C)
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Application of gas venting welded ball valve:
1) Urban gas: Gas output pipelines, main lines and various branch supply pipelines, etc.
2) Centralized heating: Output pipelines of large-scale heating equipment, main lines, and branch lines.
3) Heat exchanger: Opening and closing of pipelines and each circuit.
4) Steel plant: Various fluid pipelines, waste gas discharge pipelines, gas and heat supply pipelines, fuel supply pipelines.
5) : All kinds of industrial equipment, all kinds of heat treatment pipelines, all kinds of industrial gas and heat pipelines.
Performance of fully welded ball valve:
It requires no maintenance, adjustment or lubrication, is easy to install, and can operate reliably for a long time at low operating costs. The surface is treated with powder coating technology, which is lustrous and beautiful. It has reached a relatively high level in China. The installation and adjustment mechanism is simple and convenient. The operating handle can be removed and installed in the opposite direction.
2) : As the valve seat is composed of a carbon fiber reinforced Teflon sealing ring and a disc spring, it has a strong adaptability to changes in pressure and temperature, and does not change within the marked pressure and temperature range
Any slippage will occur.
3) The processing of the sphere is tracked and inspected by advanced computer detectors, so the processing accuracy of the sphere is high.
4) : As the valve body material is the same as the pipe material, there will be no uneven stress, nor will it deform due to earthquakes or vehicles passing over the ground. The pipe is resistant to aging.
5) : Integral full welding, equal diameter and variable diameter channels, using fixed balls and floating balls, double piston effect sealing system, automatic
Sealant injection type bearing.
6) To prevent static electricity, steel balls and springs are respectively installed between the valve stem and the ball, as well as between the valve stem and the stuffing box. These can maintain the conductivity of all valve parts and the valve body, allowing current to pass through
The area releases static electricity. Not only does it prevent fire, but also corrosion, and achieve temporary cutting to facilitate timely maintenance.
7) The anti-disengagement function of the valve stem is due to the fact that the valve stem is always subject to the pressure inside the valve, generating a force to disengage. Therefore, the valve stem is designed with an anti-disengagement structure.
8) : Use a thrust washer made of low-friction material to support and push the pressure towards the valve stem, so that the valve stem only serves to transmit torque.
Application of gas venting welded ball valve:
1) Urban gas: Gas output pipelines, main lines and various branch supply pipelines, etc.
2) Centralized heating: Output pipelines of large-scale heating equipment, main lines, and branch lines.
3) Heat exchanger: Opening and closing of pipelines and each circuit.
4) Steel plant: Various fluid pipelines, waste gas discharge pipelines, gas and heat supply pipelines, fuel supply pipelines.
5) : All kinds of industrial equipment, all kinds of heat treatment pipelines, all kinds of industrial gas and heat pipelines.
Packing of Standard Packing:
Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 470 gallon liquid totes Special package is available on request. E FORUs’ is carefully handled to minimize damage during storage and transportation and to preserve the quality of our products in their original condition