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  • Notification: We’re ready to get to work for new year!

    Notification: We’re ready to get to work for new year!

    In the new year, hope all happiness and joys around you and your families. Greetings of the season and best wishes for the new year!   Chinese new year is beginning, all of us are ready for work today. Including our engineers and workshop stuffs are all back factory.  Also our sales team are work...
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  • Chinese New Year Vacation is coming, wish you happy new year.(notification of holiday)

    Chinese New Year Vacation is coming, wish you happy new year.(notification of holiday)

    Dear customers, Chinese New Year is coming. Shandong Ronborn Machinery Technology Co.,Ltd all staff in this deeply grateful for you for a long time to our support and love. Present my most sincere wishes and greetings! In the new year, our company will work harder to provide better service for yo...
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  • Grooved Butterfly Valve VS Flange Centerline Butterfly Valve?

    Grooved Butterfly Valve VS Flange Centerline Butterfly Valve?

    Grooved butterfly valve: Product feature:   1. Light weight, easy to install. Pipes and valves can be directly clamped for frequent removal. 2. Maximize effective diameter. 3. Rubber vulcanized body to avoid dislocation of seat. 4. Complete spherical seal. 5. All components can be disassembl...
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  • Spray the powder process for fittings and valves RMT

    Spray the powder process for fittings and valves RMT

    About the spray the powder process of valves/fittings, we have own spray the powder shop. Here we will introduce the processing flow for audience. 1, Aaction Principle The powder coating is sprayed on the surface of the workpiece with the powder spraying equipment. Under the action of thermal hea...
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  • How long is it appropriate to replace the water valve

    How long is it appropriate to replace the water valve

    In general, it is recommended that the water valve be replaced every 5-10 years. First, the role of water valves Water valve is an important part of the pipeline system, the main role is to control the flow of water in the pipeline, and if necessary, cut off or open the water flow.Water valves us...
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  • About BS5163 Non Rising Stem Resilient Seated Wedge Gate Valve:

    About BS5163 Non Rising Stem Resilient Seated Wedge Gate Valve:

    Gate valve are widely used for all types of applications and are suitable for both above ground and underground installation.Not least for underground installations it is paramount to choose the right type of Valve to avoid high replacement costs. Gate valves are designed for fully open or fully ...
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  • DIN3352 F4/F5 Non-rising Stem Resilient Seated Gate Valve

    DIN3352 F4/F5 Non-rising Stem Resilient Seated Gate Valve

    About DIN3352 F4/F5 Non-rising Stem Resilient Seated Wedge Gate Valve: DIN3352 F4/F5 gate valves are designed with built-in safety in every detail. The wedge is fully vulcanized with EPDM rubber. It features an outstanding durability due to the ability of the rubber to regain its original shape, ...
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  • Compound air vent valve advantages and waterproof hammer effect

    Compound air vent valve advantages and waterproof hammer effect

    The floating body of the exhaust valve is welded after stainless steel stamping, and the diameter is larger than the general exhaust valve of the same specification, which helps to quickly close the valve when the water arrives, so as to avoid the phenomenon of escaping water. The guide bar desig...
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  • The difference of wafer&flange butterfly valve

    The difference of wafer&flange butterfly valve

    The difference between the clamp butterfly valve and the flanged butterfly valve is mainly reflected in the aspects of representation, structure, characteristics, etc. In terms of characteristics, the outer circle of the flange butterfly valve adopts the spherical shape, extending the service lif...
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  • What is the working principle of the pneumatic butterfly valve?

    What is the working principle of the pneumatic butterfly valve?

    The working principle of the pneumatic pinch butterfly valve is to use the compressed air 0.4~0.7MPa air source as the power, to fully open and fully close the butterfly valve operation control, can be remote centralized control. Then how to disassemble the pneumatic clamp butterfly valve trachea...
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  • What is double eccentric butterfly valve and how does it work?

    What is double eccentric butterfly valve and how does it work?

    The so-called double eccentricity, the first eccentricity refers to the valve stem shaft deviates from the center of the sealing surface, that is, the valve stem shaft is behind the butterfly surface. This eccentricity makes the contact surface of the butterfly plate and the valve seat a sealing ...
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  • You have two HC containers of valves shipping on the sea!

    You have two HC containers of valves shipping on the sea!

    Last week we have delivery two containers of gate valves and fittings to customer. There’re more than twenty containers in this year we have shipped. As a professional valve manufacture, our products conform to different design standard and flange standard, also accept customized request. A...
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