China Standard 10″ Flgd Triple-Duty Valve for Pump Use axle cv joint

Product Description

10″ Flgd Triple-Duty Valve for Pump Use

Product Description

Triple duty control check valve is generally used for pump control in open water supply systems and closed circulation systems.

It is often installed behind the water pump outlet or rubber expansion joint to achieve flow regulation, check, cut off, and change the installation direction.





NO. Name Material
Chinese Standard ASTM  Standard
1 Body QT450-10 A536 65-45-12
2 Disc HT250+EPDM ASTM 126-ClassB+EPDM
3 Spring 0CrNi18 ASTM  A276 304
4 Upper Body QT450-10 A536 65-45-12
5 Hand Weel Carbon Steel ASTM A570


Nominal Diameter: DN65-DN300,2 1/2′–12′

Nominal Pressure: Class125/PN16/PN25

Flanged End Standard: ANSI B16.1,EN1092-2,GB/T17241.6

Working Temperature: -20ºC- 120ºC


NPS 2.5 3 4 5 6 8 10 12
DN 65 80 100 125 150 200 250 300
L1 187 208 244 305 359 481 516 611
L2 117 98 111 140 168 233 248 356
H(Open) 328 346 353 460 508 697 799 981
Kv 48.29 82.56 117.5 211.49 383.37 464.87 793.17 1139.48
Cv 56.4 96.4 137.1 246.8 447.4 542.5 925.6 1329.8



1.This valve should be installed at the outlet side of the pump. It can be installed vertical or horizontal.
   When install it at vertical position, the medium should flow from down to up.

2. Can connect with 90° flanges or 180° flanges.

3. This valve has Non-return, regulating, close flow function.

4. All sizes have special lifting hole, can be installed conveniently.

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Company Profile

ZheJiang Flow Valve &Fitting Co, Ltd. was founded in 1998, mainly in foreign trade export business, has invested in two professional manufacturing factories in ZheJiang Xihu (West Lake) Dis. Waigang Industrial Zoneand ZheJiang Xihu (West Lake) Jingbin Industrial Park.

These 2 subordinate factories are responsible for the professional production of ANSl, DINBS, GB and other standards of ball valve, butterfly valve, gate valve, stop valve, balance valve, filter, plug valve, control valve and other series of products.

Nearly 80% of the company’s products are exported to Europe,America, the Middle East, Southeast Asia and other parts of the world and we also conduct technical cooperation and OEM production with many European and American companies.

ZheJiang Flow Valve & Fitting Co., Ltd. began to actively participate in major domestic engineering projects in 2003.

lt has established five sales centers in ZheJiang , ZheJiang , HangZhou, HangZhou and ZheJiang , and its business covers northeast China, North China, northwest China,Southwest China, Central China, South China and other regions.

The sales network and after-sales network basically cover most regions of mainland China.







Q1: Can I have a sample order for valve?

A1:Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2:Do you have any MOQ limit for valve order?
A2: Low MOQ, 1pc for sample checking is available.
Q3: How do you ship the goods and how long does it take to arrive?
A3: We usually ship by sea. It usually takes 30 days to arrive. Airline shipping also optional.
Q4:How to proceed an order for valve?
A4: Firstly let us know your requirements or application.
      Secondly We quote according to your requirements or our suggestions.
      Thirdly customer confirms the samples and places deposit for formal order.
      Fourthly We arrange the production.
Q5:Do you offer guarantee for the products?
A5: Yes, we offer 1 year warranty to our products.

Q6: Why choose us? 
A6: We are a manufacturer, we have been manufacturing for over 20 years.
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Media: Oil, Gas, Water, Seawater
Temperature: Ordinary Temperature
Material: Cast Iron
US$ 5/Piece
1 Piece(Min.Order)


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

cv joint

How to Prevent Faulty CV Joints

Having a CV joint in your car means that the power will be transmitted from the drive shaft to the wheels at a constant rotational speed. This means that there is no need to add friction to the system.

Symptoms of a faulty CV joint

Symptoms of a faulty CV joint include a loud clunk sound when you accelerate and turning. If the clunk is coming from the front wheel, it’s a good indication of a faulty CV joint. During turns, the sound will get louder as you accelerate and decelerate.
If you’re unsure about the noise, you can test for a faulty CV joint by jacking up your car and moving the axle in different directions. Once you’ve identified the problem, you can drive to a mechanic and get the problem repaired. It’s important to know when to take action to avoid damaging the CV joint and affecting other parts of your vehicle.
Another common symptom of a faulty CV joint is a shuddering sound when you’re driving. This sound is usually heard at speeds of 15 to 25 MPH. If you have low transmission fluid, this may be the reason for your shuddering sound. It’s a good idea to check the level of transmission fluid, as overheating and clogged filters can also cause shifting problems. If the problem is not fixed, the cv joint may need to be replaced.
Other symptoms of a faulty CV joint include shuddering in the axles, low transmission fluid, grinding noises when turning, and a clunking sound while turning. If you notice any of these symptoms, you need to take action right away. A faulty CV joint can be extremely dangerous, and can result in serious accidents. If you’re experiencing these symptoms, you should drive your car to a mechanic right away.
Another symptom of a faulty CV joint is the grease that collects on the inside of the wheel. This grease indicates that the joint isn’t lubricated well enough, or that there is a leak. A faulty CV joint may also cause the rim to appear darker in color. You may also hear grinding noises if the wheels are turning fast enough, or if the tires are worn. If the noise doesn’t stop, or if it becomes louder, you need to have the joint repaired.
Another symptom of a faulty CV joint is the clicking noise that occurs when you turn the steering wheel. If you hear this noise when you turn the steering wheel, you may have a problem with the outer or inner cv joint. A faulty CV joint can also cause the front tires to turn in different directions. If this happens, you may need to adjust the wheel lug nuts.
If you’re unsure whether or not your CV joint is faulty, you can use a joint banding tool to see if it’s a problem. If the tool is able to connect the axle system, you can replace the joint. This may cost between $165 and 800.

Repairing a torn or damaged CV boot

cv jointChanging your CV boot is one of the most important things you can do for your vehicle. It will help to protect the CV joint and axle from damage and dirt. It is also important for maintaining a proper lubrication. Without it, the joint and axle will wear out more quickly. A damaged boot can also lead to grease leaks and other problems.
The first step in replacing your CV boot is to check for any damage. If there is a crack or tear, you should get it fixed immediately. If the boot is torn open, the grease will leak out. This can cause your axle to not function properly. Depending on the severity of the tear, you may have to have your axle repaired or replaced. If the tear is small, you may be able to repair it yourself. However, if the tear is large, you will probably have to replace the entire CV boot.
A CV boot keeps dirt, water, and other road debris out of the joint and axle. However, a crack or tear can allow dirt and water into the joint, causing the joint to wear out more quickly. The grease that is used to lubricate the joint will also leak out.
The grease that is used in the CV joint is specially formulated for application to the joint. It is important to check your CV joint and boot regularly, as they will wear out over time. Oftentimes, the first sign of wear is a crack or tear. If you are unsure of the cause of your repair, take your car for a drive. You can then check to see if the drive axle is making clicking, popping, or vibration noises. If you see any of these symptoms, you should take your vehicle to a mechanic for repair. If the noises stop, it is possible that your CV joint is damaged.
The grease used in the CV joint is critical for joint operation. If the grease leaks out, it can travel to other parts of the chassis or underside of the vehicle. This can cause problems with your axle, as well as your suspension components. The leak can also occur at any time during the vehicle’s lifetime. A leaking joint will cause a strong vibration when accelerating or turning. This can also cause damage to your steering wheel.
A CV joint is a collection of bearings and cages that transfer engine power to the drive wheels. When the joints become worn out, you will notice a clicking or popping noise as you drive. This can be a warning sign that your CV joint needs to be replaced. You may also notice a squealing noise when turning your wheel. It is also a good idea to take your car for a drive in a circle if you suspect that your CV joint is damaged.

Larger tyres are a CV joint killer

cv jointUsing larger tyres in your 4×4 will increase grip, but it can be the CV joint that suffers the most. This is because they have a higher rolling diameter, and are heavier in unsprung weight. Aside from the obvious swayback, this can lead to premature wear of your driveline components. If you are not careful, you could end up launching your wheel off the ground, which is not a very fun experience.
The CV joint is a complex assembly that consists of an outer cage, a series of large ball bearings, and two clamps. While the CV joint is the most obvious part of the driveline, the boot is what seals it in. A leaky boot can lead to contamination, as well as the loss of grease from the joint. This can lead to a number of issues, including the need for a CV joint replacement, or worse, a broken differential.
As with all things mechanical, the CV joint is subject to failure. There are a number of factors that contribute to this, including improper installation, aging, deterioration, and poor maintenance. It is also worth noting that while larger tyres increase your grip, the CV joint is actually responsible for moving the tyres to their desired positions. When you lift a 4×4, you put massive pressure on your driveline components. This can lead to premature wear of your driveline components, as well as a number of issues, including a broken diff, a failed motor mount, and a ruined oil pan.
The CV joint can be an underrated component, and is often the weakest link in the driveline. While there are numerous ways to get your CV joint replaced, most professional technicians opt for a full half shaft assembly replacement. While most reman shafts are simply reground, there are a number of companies that offer remanufactured driveshafts that include new CV joints. If you are interested in remanufacturing your CV joint, you may want to look into Gerald’s Tires & Brakes.
There are a number of other things that can lead to premature CV joint failure, including dirt, water, and corrosion. The best way to protect your driveline is to clean it up with a good quality car wash, and be sure to use a good quality, non-detergent detergent.
The CV joint is one of the most complex components in your vehicle, and the most important part is to keep it lubricated. Luckily, CV joints are lubricated with a special high-temperature CV joint grease. This grease is similar to wheel bearing grease, but is specifically designed to perform in the CV joint.
China Standard 10China Standard 10
editor by CX 2024-03-27