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  • Posted: 02/05/2018 11:25:33 Edited: 02/05/2018 11:25:33¬†Clicks: 99
    Improvements in the technology for the enhanced exploitation of oil and gas fields has increasingly required the use of long continuous lengths of stainless steel and nickel alloy tubulars for hydraulic control, instrumentation, chemical injection, umbilical and flowline control applications...
  • Posted: 12/21/2017 10:33:35   Edited: 12/21/2017 11:15:35  Clicks: 68
    Lap joint flanges can be mainly divided into four types: loose plate steel pipe flanges with weld-on collar, loose plate steel pipe flanges with welding neck collar, lap joint flanges with welding neck collar and lap joint flanges with welding neck collar...
  • Posted: 11/29/2017 01:11:34   Edited: 11/29/2017 01:11:34  Clicks: 73
    There are some perforations bolts can go through on large diameter carbon steel flanges, and the bolts can make two flanges tightly connected with each other. Flanges are..
  • Posted: 11/25/2015 01:11:34   Edited: 11/25/2015 01:11:34  Clicks: 212
    Pipe cap, one of the indispensable pipe products, plays an important role in the pipeline, and it concludes high-pressure pipe cap, threaded cap, stainless steel cap and so on. Pipe cap i...
  • Posted: 11/16/2015 10:11:38   Edited: 11/16/2015 10:11:45  Clicks: 216
    The world has entered into a rapid development period of economic globalization and the inevitable trend of economic globalization is international standard. Through the study of association of ISO ...
  • Posted: 10/24/2015 05:10:28   Edited: 10/24/2015 05:10:28  Clicks: 199
    According to the needs of manufacturing process and pipeline installation, as well as the overall performance of various types of strainers, selection principles and note points of strainers can be ...
  • Posted: 09/22/2015 02:09:37   Edited: 09/22/2015 02:09:37  Clicks: 247
    Elbow, flange, tee, cross, reducer, etc. all belong to pipe fittings, which widely used in building industry. Elbow is used at pipe turnings; flange is used to connect pipe at the end of pipe. Tee i...
  • Posted: 09/14/2015 02:09:36   Edited: 09/14/2015 02:09:49  Clicks: 485
    Carbon steel pipe fittings is an environmentally friendly material. Compared with welding operations and threading operations, carbon steel pipe fittings-site installation is very convenient. Low le...
  • Posted: 09/08/2015 05:09:55   Edited: 09/08/2015 05:09:27  Clicks: 610
    Made of cast gray iron, ductile iron, cast steel, aluminum, stainless steel or other materials, handle type butterfly valve is a simple tool used in gas pipeline of sulfuric acid industry and chemic...
  • Posted: 08/24/2015 05:08:36   Edited: 08/24/2015 05:08:52  Clicks: 345
    When installing a reducer, if the inner diameter of the process piping and pore sizes do not match, then you should make the appropriate necking or expanding treatment. After installation, in order ...
  • Posted: 08/19/2015 01:08:10   Edited: 08/19/2015 02:08:26  Clicks: 524
    Recently, valve industry is influenced on account of the lack of casting, which made many companies feel troubled. Some insiders said that, after series of problems includes the recruitment difficul...
  • Posted: 08/09/2015 11:08:40   Edited: 08/10/2015 02:08:53  Clicks: 566
    Sealing performance The sealing performance of valve referred to the ability in each sealing part of valve to stop the medium to let out. It is the most important technical performance of the valv...
  • Posted: 08/02/2015 09:08:29   Edited: 08/02/2015 11:08:14  Clicks: 491
    1. Threaded Connection Threaded connection usually process the end of inlet & outlet valves into taper pipe threads, which can make it screwed into the screwed joint of taper pipe or tape...
  • Posted: 07/28/2015 08:07:48   Edited: 07/28/2015 08:07:48  Clicks: 399
    High pressure control valve mainly includes pneumatic high pressure control valve and electric high pressure control valve. The following I will introduce them separately.   Pneumati...
  • Posted: 07/22/2015 03:07:14   Edited: 07/28/2015 08:07:06  Clicks: 511
    GB flanges, often used in pairs to connect pipes in pipeline projects, are disk-shaped components. Flanges with different pressures have different thickness and bolts. A projecting rim, collar, or r...
  • Posted: 07/16/2015 05:07:52   Edited: 07/16/2015 05:07:52  Clicks: 583
    With different materials and raw materials used in the production process, flanges can have different values and functions in the industry to satisfy the diverse needs of users.   Materials...
  • Posted: 07/06/2015 11:07:44   Edited: 07/06/2015 11:07:28  Clicks: 543
    Spring micro open safety valve is very practical and its working principle is special. With reflux of the pressure, a C-type slope will be shaped by two inflection points so as to effectively contro...
  • Posted: 06/30/2015 03:06:50   Edited: 06/30/2015 03:06:02  Clicks: 502
    Flexible flanges are mainly used in the fields of oil, chemical, pharmaceutical and other industrial businesses. With further demand of industrial production, new requirements have been put forward ...
  • Posted: 06/24/2015 04:06:41   Edited: 06/24/2015 04:06:52  Clicks: 516
    High precision sanitary valves nowadays play a very important role in the medical, food, health and other industries, especially in those industries which have high demands for valve fittings. So wh...
  • Posted: 06/16/2015 03:06:08   Edited: 06/16/2015 03:06:32  Clicks: 574
    There are four points for the maintenance of Y-strainers   (1) Clean: there should be no oil or dirty on the sliding surfaces, screws, racks, gear boxes, oil holes and so on. Also, for each...
  • Posted: 06/08/2015 10:06:29   Edited: 06/08/2015 10:06:54  Clicks: 666
    (1) Breathing hole atop the gas pressure relief valve is used to adjust the amount of air to ensure the pressure can be controlled and the valve will not be clogged. In the past, many users do not u...
  • Posted: 06/02/2015 01:06:56   Edited: 06/02/2015 01:06:53  Clicks: 667
    The future market prospect of China's valve industry is great and this is largely thanks to:   1. National policy support. With the national policy of accelerating the revitalization of...
  • Posted: 05/27/2015 03:05:53   Edited: 05/27/2015 03:05:29  Clicks: 597
    In recent 10 years, with the development of China's valve industry, the specification and application field of safety valves are continuously increasing. And the valves have been widely used in ...
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