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        Yangquan valve Limited by Share Ltd

        Consultative:400-003-1469

        Electricity: (0353) 2591440 (0353) 2591441

        (0353) 2590751 (0353) 2590307

        Address: No. 366 new road, Yangquan City, Shanxi Province

        True: (0353) 25914692591781

        Mail code:045000

        E-mail:yqfm@sina.com



        Your current location :Home>Productive>Welding
        Productive

        Welding valve manufacturing process





        1,Blanking

        Steel plate cutting according to the blanking drawing and requirements, cutting to be carried out after the leveling.

        2,Assembling

        Steel plate assembly according to the requirements of the drawings, spot welding, then welding on request.

        3,Inspection

        Parts and blank inspecting according to the welding drawings.

        4,Aging treatment

        Aging vibration treatment the welded parts to eliminate stress.

        5,Machining

        Welded parts for cars, cutting, drilling, machining inspection after processing according to the product requirements of the drawings

        6,Assembling

        Assemble the parts, then conduct opening and closing first, repeat three times, it’s qualified when the opening and closing is flexible without jamming; then the shell test, the test pressure is 1.5 times the nominal pressure, no leakage is qualified; and then seal test, the test pressure is 1.1 times the nominal pressure, reach the national GB/T13927 standard is the qualified.

        7,Painting

        Valve painting according to user requirement. First coated with anti-rust pain, then topcoat.

        8,Packaging

        Packaging according to the products and user requirements.

        版权所有:阳泉阀门股份有限公司 备案号:晋ICP备12000563号-1

        技术支持:龙采科技(阳泉)有限公司---百度阳泉地区营销服务中心(阳泉百度推广、阳泉网站建设)


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