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Double Eccentric Flange Butterfly Valve
RKS fluid was founded in 1997. We are a production workshop for both foundry and machining, research & development center, and quality inspection cent...
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Swing check valve
Swing check valve is mounted with a disc that swings on a hinge or shaft. The disc swings off the seat to allow forward flow and when the flow is stop...
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Hydraulic Control Valve
Features： Fully bore globe pattern design, lowest head loss while fully open Keep stable working condition even the flow rate close to zero High sens...
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Ball Check Valve
Ⅰ Business area: fluid control products, technology and environmental protection products. Ⅱ Advanced CNC machining centers, professional process ce...
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Metal Seated Gate Valve
RKS fluid was founded in 1997. We are a production workshop for both foundry and machining, research & development center, and quality inspection cent...
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Resilient Seated Gate Valve
Series: SASQUATCH series soft seal gate valve Port size: DN50 - DN900 (NPS2-NPS36) Pressure rating: PN10, PN16 Temperature: 0℃~80℃ Connection: Flange Certificate: CE ,WRAS,API,OHSAS18001:2007,ISO9001:2015
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Resilient Seat Butterfly Valve
Series: HYDRA Series Resilient Seat Butterfly Valve Temperature: -29℃ ~ +120℃ Pressure: PN6, PN10, PN16(Class 150) Port Size: DN32-DN2400(NPS1 1/4-NPS96) Power: Manual, Electric, Pneumatic, Hydraulic
News
The Difference Between A Lug and Wafer Butterfly Valve
2019-02-12 16:59:28
Butterfly valves have been around for a long time, and are used for a variety of applications. They made their first appearance during the 1930s, and have been utilized by several industries ever since. Often made out of cast iron, butterfly valve's name is based from the functionality of its disc.
Wafer type butterfly valve installation instructions and steps
2019-01-03 16:27:13
The wafer butterfly valve is one of the most common types of valves in industrial pipelines. The structure of wafer butterfly valve itself is relatively small. It is only necessary to put the butterfly valve in the middle of the flange at both ends of the pipe, and use the stud bolt to pass through the pipe flange and the pair.
How Does a Pressure Reducing Valve (PRV) Work?
2024-10-15 16:58:28
Manual valve operation method
2019-04-01 11:50:16
The manual valve is a valve operated by the handle and the hand wheel, and is a commonly used valve on the equipment pipeline.
Twenty-five Taboos for Valve Installation
2019-09-06 10:23:57
Valves are the most common equipment in chemical companies. It seems easy to install valves, but if they are not implemented in accordance with the re...
Valve common standards and differences
2019-05-07 17:37:21
DIN standard now uses EN standard structure length
EN 558-1 PN flange connection valve construction length (instead of DIN 3202), EN 558-2 CLASS flange connection valve construction length (instead of BS2080), EN 12982 butt weld end valve construction length (instead of DIN 3202), DIN standard The length of the structure including the length of the API valve is basically the same as the length of the GB...
Resilient Seated Gate Valve
2022-10-17 16:09:38
Resilient-seated gate valve with bolted cover connection; made of ductile iron materials and with epoxy coating, designed as both clockwise and anti-c...
Butterfly Valve Seat & Seal Ring Replacement Method
2021-02-01 18:14:53
The butterfly valve disc is a key component of the butterfly valve, which acts on closing and opening and closing. Butterfly valve seat and butterfly ...
What's the working principle of Kieselguhr Filter?
2019-07-01 13:05:32
What is Kieselguhr Filter? What's the working principle of Kieselguhr Filter? The kieselguhr filter (Candle filter / Cake Filter) which we for customized for fluorine chemical plant six more lithium fluoride phosphate phosphorus process have been installed and working for two years
New designed PTFE RPTFE sealing replaceable seat high performance butterfly valve
2022-04-24 10:39:22
MINOTAUR series replaceable seat high performance butterfly valve
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The material of the rubber seals commonly used in valves（2）
2019-03-271. Butyl cyanide rubber (NBR) is an irregular copolymer of butadiene and acrylonitrile monomer synthesized by emulsion polymerization. Its molecular structure is: -(CH2-CH=CH)m-(CH2-CH2-CH)n - CN...
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The material of the rubber seals commonly used in valves（1）
2019-03-22Tensile properties are the first properties to be considered for sealing materials, including: tensile strength, tensile stress, elongation at break, and permanent deformation...
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DIFFERENCE BETWEEN AN ELECTRIC AND PNEUMATIC ACTUATOR
2019-03-19Electric as well as pneumatic actuators are quite well known for their varied uses. In case you are confused as to which type of actuator out of these two will suit your needs, then we are there to help you...
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DIFFERENCE BETWEEN 304 AND 316 STAINLESS STEEL VALVES
2019-03-14Valtorc 316 stainless steel valves is a using pressurized water worked, diaphragm actuated valve in a lessened port globe arrangement produced altogether of 316 Stainless Steel...
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RKSfluid New Generation Valve Seat
2019-03-13RKSfluid lastest generation butterfly valve seat is in production.
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The following is comparison of the old and new generation seats... -
Precautions for installing the valve
2019-03-11When installing the valve, it is necessary to clean the inner cavity and the sealing surface, and the connecting bolts are evenly tightened to check whether the packing is tight...
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DIFFERENCE BETWEEN A DOUBLE AND TRIPLE OFFSET BUTTERFLY VALVE
2019-03-07Butterfly valves are like ball valves however have a few focal points. They are small and when activated pneumatically, open and close rapidly. The plate is lighter than a ball, and the valve requires less structural backing than a ball valve of equivalent distance across...
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HOW STAINLESS STEEL VALVE ARE MADE
2019-03-04You are working hard day at office or home, and you need a relaxing shower to rejuvenate. A warm bath might just do the trick. Earlier taking a warm bath was a cumbersome affair, as you had to warm the water in a pot on a regular kitchen fire...
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Beijing CIME EXHIBITION and Shanghai FLOWTECH EXHIBITION
2019-02-26Beijing CIME EXHIBITION will start in May 29th to May 31st, Shanghai FLOWTECH EXHIBITION will start in June 3d to June 5th.
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HOW TO PICK YOUR VALVE SEAT MATERIALS
2019-02-22Control valves regulate the flow of fluids as the position of the valve plug or disk changes with the force from the actuator. For this the valve has to achieve different things:
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WHAT IS AN AWWA BUTTERFLY VALVE AND HOW DOES IT WORK?
2019-02-19Butterfly valves are used to prevent and isolate the flow of fluid in industrial sectors. They are easy to handle and very fast in stopping the flow. They are majorly preferred by the customers because of its low cost and light weight...
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Valve terminology and general requirements
2019-02-15Basic terminology 1. strength performance The strength properties of a valve are the ability of the valve to withstand the pressure of the medium...
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