Swing Check Valve Wafer Type Double Disc DN 50 mm

Ref Price:
Loading Port:
Payment Terms:
Min Order Qty:
10 pc
Supply Capability:
100 pc/month

OKorder Service Pledge

Quality Product

Order On-line Tracking

Timely Delivery

OKorder Service Pledge

Credit Rating

Credit Services

Credit Purchasing

Share to:

Product Description:

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.
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.
Small opening pressure, the disc can be opened fully with a very small pressure differential.
Inside-set bolt-bearing structure reduces leakage and reliable use.
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.
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


 Automatic customize 


 Wafer customize 


 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   


 CF3  CF3M  WCB  CF8  CF8M  CF8C customize   


 1Cr13  1Cr18Ni9Ti  0Cr18Ni12Mo2Ti  2Cr13 customize   


 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  50 mm

Swing Check Valve Wafer Type Double Disc DN  50 mm

Swing Check Valve Wafer Type Double Disc DN  50 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.

Send a message to us:

Remaining: 4000 characters

- Self introduction

- Required specifications

- Inquire about price/MOQ

Q:Having difficulty putting valve rocker back on pushrods and valves...?
Panic? run around in circles? I have no thought what you prefer to do. yet in case you have been thinking, wanna comprehend how a lot of those little plastic rings that protection seal the bottle caps to the oil bottles i've got discovered under the valve cover? we could basically say lots, did they harm something? no, they only take a seat there, as there too great to pass down the oil galley and in the event that they have been that they had take a seat interior the backside of the oil pan or get caught to the oil pump %. up show screen, i'd desire to pass on approximately issues i've got discovered sitting in oil pans and caught to the show screen yet I wont, yet little products of RTV are on the ideal of the record, and if the show screen misses it your oil filter out won't.
Q:Should propane come out when valve is open?
Well you had me wondering so..I just now went outside to see on my tanks. When I turned them into the open position, yes gas did come out. They are new tanks and are not broken. So there is your answer. I physically went out to test them at 5:00 am! My neighbors think I'm nuts now.
Q:what is a flush valve? is it another name for a drop valve?
The proper names of the two valves in a typical home toilet are the flapper valve and the ballcock valve. The flapper valve sends water from the tank to the bowl during the flushing of the toilet. The ballcock refills the tank and also sends a small amount of water to the bowl during the flush.
Q:how to make waste valve?
Hai okorder.com/
Q:Road bike valve stem type?
You can buy a little adaptor that screws onto the valve stem so that you can use your present pump and gauge with this type of stem. The adaptors cost about $1 or so. Get two because if you're like me, you'll lose one.
Q:Why does plumbing code require a gate valve for the main shutoff?
Gate valves seldom hold 100% with age. Gate valves mechanism is all brass with no washer to deteriorate. I agree modern ball valves are much better for positive shut off of water. It is not against any plumbing code to put a new full port ball valve on your side of the water meter and use it exclusively to shut your main water line off. New ball valve may be made of stainless steel or brass. Carbon steel valves of any kind may not be used on potable water systems anywhere.
Q:why do they use pigs heart valves for humans?
We recently demonstrated a third possible replacement material: fresh porcine valves . Fresh porcine valves are immunologically privileged, as they do not express -Gal, the carbohydrate antigen that is responsible for the rejection of porcine hearts. Consequently, even when wild-type porcine hearts are destroyed by primate immunoglobulin M (IgM) and membrane attack complex (MAC) deposition within 60 minutes, the valves remain structurally pristine.
Q:What is a purge valve in cars?
Regardless of vehicle make/model,a purge valve is within the fuel system of your vehicle.It's job is to vacuum off fuel vapors from the fuel tank,to be used when the vehicle is running.It works along with your fuel tank cap,to stop vapors/fumes from venting to the atmosphere.On older cars,with carburetors,it work's on vacuum,when the engine is running. On newer cars, say, 1985 and up [approx.] with computers,it works/ is controled by the computer and at least one sensor.
Q:Butterfly Valve?
no theres a reason its there,, to regulate air flow...without it your car will get poor preformance..
Q:Changing an EGR valve?
dealership wil prolly charge $150-$175 depending on their labor rates. Might find a local shop to do it for less. Goto autozone and ask them to pull the part and to give you a diagram of where it's located and you can decide if you can do it yourself. EGR Exhaust Gas Recirulator typically is located on the intake manifold. Never been under the hood of an 00 Explorer though.

1. Manufacturer Overview

Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range