-
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, ...Read more -
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...Read more -
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...Read more -
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...Read more -
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 ...Read more -
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...Read more -
Congratulations! TWO HQ Containers of valves are waitting shipping!
Congratulations! TWO HQ Containers of valves are waitting shipping! There are two high cube containers are waitting for delivery from Shandong Ronborn Machinery Technology Co.,Ltd(Manufacture). All productions are totally developed and produced by our own factory. From design, materials purchas...Read more -
About Double Centerline Butterfly Valve
About Light Duty Universal Wide Tolerance Coupling PN10 PN16: Double eccentric butterfly valves are designed with tilted and fixated disc for extended service life and easy operation. The disc seal is made of EPDM rubber featuring an excellent compression set and thus ability to regain its origin...Read more
