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NEWS Home>News
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Flat-welded flange sealing surfaces and gaskets have a high degree of finish
2018-03-14Beijing 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
2018-01-23Forging 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
2017-12-23Large 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
2017-12-23Stainless 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
2017-12-08Dimensional 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
2017-12-08Large-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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