• Swing Check Valve Wafer Type Double Disc DN 400 mm System 1
  • Swing Check Valve Wafer Type Double Disc DN 400 mm System 2
  • Swing Check Valve Wafer Type Double Disc DN 400 mm System 3
Swing Check Valve Wafer Type Double Disc DN 400 mm

Swing Check Valve Wafer Type Double Disc DN 400 mm

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
10 pc
Supply Capability:
100 pc/month

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Products Description of Swing Check Valve

Check valves are used in pipes under pressures between PN1.6~16.0MPa(Class150~2500Lb), working temperatures-196~600, They are used in industries include oil, chemistry, pharmaceutical, fertilizer, and power gene-ration to prevent the backward flux of the media.

The main structure features of Swing Check Valve:

1The products feature a reasonable structure, reliable seal, good performance and nice modeling.
2
Either soft or hard seal can be selected for the product upon different working conditions.The sealing face is built up with Co-based 
carbide alloy, leaving a better wearability, corrosion and scrap resistance and a longer duration.
3
Small opening pressure, the disc can be opened fully with a very small pressure differential.
4
Inside-set bolt-bearing structure reduces leakage and reliable use.
5
PN≥16.0Mpa (class1500), the middle cavity uses a self-tightening sealing structure to have the sealing performance reinforced along 
with the pressure rise so as to ensure the sealing performance.
6
Different parts materials and different sizes for flange, butt-welding are available for sensible combination according to different working facts and customers' requirements.

Parameter of Swing Check Valve:

Standard Criteria

 GB customize 

Pressure Rating

 1 Mpa  1.6 Mpa  2.5   Mpa  4 Mpa  6.4 Mpa  10 Mpa  16   Mpa customize 

Valve Size

 50 mm  65 mm  80   mm  100 mm  125 mm  150 mm  200   mm  250 mm 300 mm  350 mm  400   mm  450 mm  500 mm  600 mm customi

Actuator

 Automatic customize 

Connection

 Wafer customize 

Medium

 Oil  Steam  Water customize   

Medium Temperature

 -196~600 customize   

Structural style

 Swing double-clack   structure customize 

Application Fields

 Agriculture  Electricity  Medical  Petrochemical customize   

1-Body Material

 CF3  CF8C  CF8  WCB  CF8M  CF3M customize   

2-Disc

 CF3  CF3M  WCB  CF8  CF8M  CF8C customize   

3-Pivot

 1Cr13  1Cr18Ni9Ti  0Cr18Ni12Mo2Ti  2Cr13 customize   

4-Spring

 60Si2Mn  1Cr18Ni9Ti  4Cr13  0Cr18Ni12Mo2Ti customize   

Design Standard

 GB/T 12224 customize 

Connection Standard

 GB/T 9113  HG   20592  JB/T 79 customize 

Test Standard

 JB/T 9092-1999 customize 

Face to Face

 GB/T 15188.2-1994 customize 

Images of Swing Check Valve:

Swing Check Valve Wafer Type Double Disc DN 400 mm

Swing Check Valve Wafer Type Double Disc DN 400 mm

Swing Check Valve Wafer Type Double Disc DN 400 mm

FAQ of Swing Check Valve:

Q1:I can’t find the type of steel check valve which I need. what can I do?

The chart above only lists out some common composition of steel check valve parts.We may provide other different parts material composition according to the customer's request or the actual valve working condition.


Q2:Which certification do your products pass?

  Our products are in accordance with ISO 9001ISO 14001API 6AAPI 6DTS CEAPI607/6FA/BS6755.


Q3:How can I place an order?

  The only one thing you should do is to tell us the sepecification about type quantity and  mode of transportation, then we will send you quotation within 24 hours.




Q:Are all the valve created games tied together somehow? Except for TF2 like in portal 2 glados says she might start a hobby of reanimating the dead so is that left 4 dead?
no or i thinks GLADOS PRO PROPOSED
Q:I have mitral valve prolapse and I don't get why only some people get chest pains? and what causes people to get chest pains with M.V.P (mitral valve prolapse), like me. PLEASE HELP!!!!!!!
Does Mitral Valve Prolapse Hurt
Q:i was filling the tire on my car and the valve stem completely came out when i finished, quickly deflating the tire. i could push it back in but then the process repeated itself when i tried refilling it again. is there part of the stem i'm not seeing. the stem that i saw was long and straight and threaded. advise, thoughts? thanks.
Tubeless Tire Valve
Q:In place of actual valve oil, can I use WD40? How about baby oil? Are there any household products which work?
A bottle of valve oil only costs $3-4, so next time you go to the music store, buy two bottles. Then you'll be set for a long time.
Q:does it moves up and down with the valve stem??
A poppet valve is a valve consisting of a hole, usually round or oval, and a tapered plug, usually a disk shape on the end of a shaft also called a valve stem. The shaft guides the plug portion by sliding through a valve.. not sure if you are talking about tire valve stems? if so the poppet valve moves within the valve stem. I have also heard them referred to as Schrader valves see link
Q:what is the purpose of valves such as: gate valve, foot valve and globe valve in the industry?
Valves are used to stop/start or control the flow of liquids or gases in pipes. There are many many kinds of valves, so if you want info on a specific type, just list that.
Q:I have presta valves on my mountain bike now and only Presta valves can fit through the hole in the rim where the valve goes. If i want to start using Shrader valve tubes, because they are way more common and i can get them at Walmart, is it ok if i bore out the hole in my rim in order to get the Shrader valve to fit
You can get tubes with presta valves at places like Nashbar or Performance for about what schrader's cost at Walmart. Besides, the one time I got a tube at Walmart was a disaster. It split down a seam when I was 15 miles from home. Completely unpatchable, and I couldn't get anyone on the phone. A long walk. DON'T DRILL YOUR RIM. It would probably be OK, but you don't want to chance a weak spot on such an important part of your bike.
Q:My husband just found out that one of the heart valves is 100% blocked and the other 3 are 90% or more blocked . He is 78 years old he Is nearly non mobile. What kind of treatment would you suggest?
A heart valve can't be 100% blocked. The heart simply couldn't function. On the other hand, coronary arteries can be blocked as you described. Normally, 4 vessel disease is treated with bypass surgery. In a high risk patient, angioplasty might be an option. However, if he is not having cardiac symptoms , or if he is thought to be TOO high risk, the option is medical treatment. Sit down for a talk with his cardiologist.
Q:I want to put a blow off valve in my car to make it sound cool lol but i dont have a turbo yet ... do i even need one?
Without a turbocharger there is nothing to blow off. Like asking if you need a lamp to use a light bulb.
Q:My brother bought a trumpet last month, and I've been trying it out but the first and second valves keep sticking. We've tried valve oil, but it isn't working. Any tips?
have you tried washing it out? ive played instruments i was going to suggest valve oil first but if that didnt work theres a good chance it needs cleaned inside and out and then oiled.

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