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• Flat-welded flange sealing surfaces and gaskets have a high degree of finish

  2018-03-14

  Beijing Longzexinyuan Equipment Co., Ltd. isnickel alloy flanges manufacture products include: UNS N08800 flanges,,Incoloy 800 UNS N08800 weld flange,Monel 400 flanges,Monel K500 flanges....

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• Forging flange production process

  2018-01-23

  Forging process generally consists of the following processes, namely the selection of high-quality steel blanking, heating, forming, forging after cooling...

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• Carbon steel flange should be noted in daily use

  2017-12-23

  Large diameter butt weld elbow with good production and processing technology, in the actual use and production of good performance and value for different industries have a certain value and contribution to meet the performance value of different industries...

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• Stainless steel flange surface treatment methods

  2017-12-23

  Stainless steel flange surface treatment methods: According to the complexity of the stainless steel flange and the user request by mechanical polishing, chemical polishing and electrochemical polishing method to achieve the specular gloss...

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• Flat flange flange body made of metal material is mainly

  2017-12-08

  Dimensional tolerances and rotational accuracy, elbow pushing system in China, although close to the level of foreign brand-name products, but there is a huge gap in the size of the deviation...

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• Flat welding flange is two large diameter pipe connection equipment

  2017-12-08

  Large-diameter welded elbow can not only save space, weight loss, more importantly, to ensure that joint parts will not leak, with good sealing performance....

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