welding neck flange GOST 12821-80 PN6 DN200
A welding flange, with a neck and a pipe transition and flange connection and pipe butt welding, easy to deformation, good sealing, wide application, rigidity and elasticity of demand and the corresponding reasonable welding thin transition from weld joint surface distance, joint surface from the welding temperature deformation, it take a pair of body structure is more complex, suitable for pressure or temperature fluctuations of the pipeline or high temperature and high pressure and low temperature pipeline, generally used for connecting pipes and valves of PN more than 2.5MPa; also used in pipeline conveying expensive, flammable and explosive medium. Chinese Zhangqiu Mingyuan Machinery Co., Ltd. specializing in the production of GB ship standard, Japanese standard, German standard, American Standard, non - standard, European standard, British standard, professional standard, to meet a variety of harsh conditions, can also provide drawings according to the customer production of flange.。
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slip-on flange DIN 2576 PN10 DN300 |
Flange for pressure level is relatively low, the pipeline system pressure fluctuation, vibration and shock are not serious in. Flange welding flang... |
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welding neck flange ANSI B16.5 150#20 |
SLIP-ON FLANGE the same as plate flange is inserted into the steel pipe, pipe fittings and flanges are connected by fillet welds and equipment or p... |
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blind flange DIN 2527 PN16 DN125 |
The blind flange is one kind of flange which does not have the hole in the middle. One of its work is to seal the end of the pipe, and the other is... |
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welding neck flange ANSI B16.5 150#125 |
A welding flange, with a neck and a pipe transition and flange connection and pipe butt welding, easy to deformation, good sealing, wide applicatio... |
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slip-on flange ANSI B16.5 150#200 |
Hubbed flange with flange plate is the same as the steel pipe and pipe fittings into the flanges are connected by fillet welds and equipment or pip... |
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