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Many high-pressure pump systems use a flanged stainless steel check valve from China. being made from high-grade stainless steel, the valve is less likely to rust and crack and works well in chemical environments. Along with that, the price of this valve is also quite reasonable, so it is very popular. If you are also in need of buying this stainless steel check valve, let’s find out a little bit about Bao Tin Steel!
Technical specifications of stainless steel flap check valve
The system will only work well when you install the right equipment, and the same goes for valves. To choose the right type of check valve, you need to know its parameters. Below are the specifications of the stainless steel check valve with flange connection:
- Origin: China
- Size: DN50, DN65, DN80, DN100, DN125, DN150, DN200, DN250, DN300, DN350, DN400, DN450, DN500
- Material: Stainless steel 304, stainless steel 316
- Working pressure: PN16
- Working temperature: 180 degrees C
- Connection type: Flange
- Connection standard: BS 4504 PN10, BS 4504 PN16, JIS 10K, JIS 16K, ANSI, EN 1092,…
- Sealing gasket: PTFE
- Media: Water, oil, chemicals, steam, gas.
> See another check valve line: Flange steam check valve
Structure of stainless steel flanged flap check valve
This valve has a fairly simple structure, including:
- Valve body – Valve cover: Bolts and nuts help connect these two parts. It is made of stainless steel 201, 304, 316. At the connection position on the valve body, it will be cast together with the flange for easy installation into the system.
- Valve disc – Valve leaf: This is the part that directly contacts the fluid in the system. It plays the role of opening/closing to regulate the fluid flow. And it is
- Valve stem: This stem is located in the valve body. It connects and holds the valve disc in place.
- Spring: The check valve and the new steam check valve have this spring. When the system is disconnected, this spring will help close the valve disc.
Note when installing a flanged stainless steel check valve
Not everyone knows how to install this one-way valve properly, especially inexperienced technicians. If you are also struggling with this process, the notes below will help you save a lot of time and effort.
- Prepare all necessary tools for installation such as Valves, gaskets, wrenches, pliers, etc.
- Calculate the pipe cutting position and valve installation position. Make sure the system is leak-free.
- Install the valve in the correct direction according to the arrow printed on the valve body.
- Use flange gaskets to keep the valve and pipe tight.
- Tighten flange bolts properly to ensure connections are secure and not warped. This also prevents connection breakage which can be dangerous to the user and the system.
- Check the valve carefully after installation. Make sure the valve is working properly before using it. If there is a problem, stop the flow and fix the problem immediately.
Notes when choosing to buy stainless steel flange flap check valve
Currently, many places on the market sell this type of stainless steel flap check valve. However, not all places guarantee to provide quality products. Refer to the notes below to buy a more guaranteed product:
– Choose the valve suitable for the system fluid because we have 3 types of stainless steel valves including stainless steel valves 201, 304, and 316.
– Understand the important parameters of the system. For example: temperature, working pressure, pipe size, etc., then buy valves that meet these parameters.
– Find and buy stainless steel check valves with flanges from reputable suppliers. Must provide quality inspection documents or contracts if needed. One of the reputable addresses is Bao Tin Steel – Hotline: 0932 059 176.
Bao Tin Steel has just provided basic but very important information about the stainless steel flanged flap check valve. Hopefully, this information will help you choose the right product for your system.
Tiger Steel is a branch of Bao Tin Steel.