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  • NORTECH VALVE Chinese New Year Holiday arrangement

    Chinese New Year Holiday arrangement: 1)Factory/Production department: 21/01 to 15/02,2022,production will stop completely during this time 2)Sales/administration department:29/01 to 09/02,2022,we will check emails from time to time,not sure of timely response.   For urgent issue,please don’t hes...
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  • Shipment of Double Eccentric Butterfly Valve

    Through the efforts of NORTECH factory during this period, this batch of 5 pallets of double economic butterfly valve finally caught up with the China Europe train before the Spring Festival holiday !   Nortech is one of the leading industrial valve manufacturers in China with qualit...
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  • A Batch Of GLOBE VALVE ready for Shipment

    A Batch Of GLOBE VALVE ready for Shipment      Nortech is one of the leading industrial valve manufacturers in China with quality certification ISO9001. Major products: Butterfly Valve, Ball Valve,Gate Valve, Check Valve, Globe Vavlve,Y-Strainers, Electric Acurator , Pneumatic Acurators .
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  • Double eccentric butterfly valve completed production (2)

     Recently, Nortech valve has completed the production of a batch of  Double Eccentric Butterfly Valve  DN80 – DN400.  In recent years, Jinbin valve has a mature process in the production of butterfly valves, and the produced butterfly valves have been unanimously recognized at domestic and ...
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  • Double eccentric butterfly valve completed production (1)

     Recently, Nortech valve has completed the production of a batch of  Double Eccentric Butterfly Valve  DN80 – DN400.  In recent years, Jinbin valve has a mature process in the production of butterfly valves, and the produced butterfly valves have been unanimously recognized at domestic an...
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  • Common faults and troubleshooting of safety valve (2)

    4. The pressure continues to rise after venting This is mainly because the displacement of the selected safety valve is smaller than that of the equipment, and the appropriate safety valve should be re selected; If the center line of the valve rod is not aligned or the spring is rusted, so that ...
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  • Common faults and troubleshooting of safety valve (1)

    The failure of safety valve is mainly caused by improper design, manufacturing, selection or use. If these faults are not eliminated in time, they will affect the efficiency and service life of the valve, and even can not play a role in safety protection. Common faults and elimination methods are...
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  • Classification and characteristics of hydraulic control valves

    Hydraulic control valve is a water pressure controlled valve, which is composed of a main valve and its attached conduit, pilot valve, needle valve, ball valve and pressure gauge. According to different purposes, functions and places, it can be developed into remote control float valve, pressure ...
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  • Characteristics of throttle valve

    Characteristics of throttle valve The throttle valve controls the fluid pressure and flow by changing the channel section. It belongs to the regulating valve class. However, due to its structural limitations, it has no regulating characteristics of the regulating valve, so it can not be used ins...
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  • Storage Tips for idle valves to prevent rust damage

    Regular maintenance: Valves that have been idle for a long time shall be inspected and maintained regularly to prevent valve corrosion and damage. For valves that have been idle for a long time, they shall be tested together with equipment, devices and pipelines, and can be used only after passi...
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  • Analysis of structural characteristics of bellows globe valve

    Bellows globe valve has good corrosion resistance and friction resistance performance as we all know, the product is made of foreign metal bellows sealing technology, high performance elastic metal bellows, telescopic fatigue life is particularly long. NORTECH valve’s bellows globe valves ...
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  • What is bellows globe valve ?

    What is bellows globe valve ? Bellows globe valve has a special design for chlorine, liquid chlorine and all kinds of high risk media. In addition to the packing, it also increases the bellows seal, which has a double sealing structure and can effectively prevent the leakage of dangerous media. ...
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