High-Performance Wafer-Type Piston-Lift Check Valves for Industrial Use

• Customization: Available
• Media: Oil, Gas, Water
• Temperature: High Temperature
• Model NO.: Q11F
• Actuator: Manual
• Material: Cast Steel
• Structure: Thread Type Check Valve
• Sealing Form: Thread Valve
• Stem Thread Position: Insid Screw Valve
• Application: Thread Check Valve
• Standard: DIN, GB, ANSI
• Connection: Flange,Weld
• Delivery Time: Within 12 Days
• Certificate: ISO, CE, EAC
• Color: Customer Request
• Free Samples: Available
• Transport Package: Ply Wood Case
• Specification: DN15-DN400
• Trademark: AFBV
• Origin: China
• HS Code: 848180
• Production Capacity: 50000pieces/Year

Product Description

Product Description

 

Wafer-type piston-lift check valves are utilized in various pipelines with pressures ranging from PN11.0 to 16.0 MPa and operating temperatures from -196 to 425°C. They are primarily employed to prevent media backflow.

• Compact size, lightweight, and short length. • Hard material welded sealing surface, resistant to wear, erosion, and abrasion, ensuring durability. • Can fully open with a small starting pressure and minimal pressure difference. • Quick closure of discs reduces water hammer pressure. • Easy installation suitable for both horizontal and vertical pipes. • Various materials, sizes, and valve configurations available for flexible customization based on operational needs and customer requirements.
1. [Performance Specification]

Product specification	Design spec	Face to face	Flange end	Test&check
	JB/T8937	JB/T8937	JB/T79.1 GB/T9113 HGT20592	JB/T9092 GB/T13927

2. [Performance Specification]

 

Model	Nominal pressure	Test pressure		Applicable temperature	Applicable medium
		Shel	Seal
H71H-16Q	1.6	2.4	1.76	s235ºC	Water,steam,oil,et
H71H-25Q	2.5	3.75	2.75	≤235ºC	Water,steam,oil,etc
H71W-251	2.5	3.75	2.75	s235ºC	Water,steam,oil,et
H71W-25P	2.5	3.75	2.75	≤235ºC	Nitric acid and other corrosive medium
H71W-401	4.0	6.0	4.4	s235ºC	Water,steam,oil,etc
H71W-40P	4.0	6.0	4.4	s235ºC	Nitric acid and other corrosive medium

 

Application

 

Originating from Wenzhou City, famed as the valve capital, our enterprise streamlines your business experience. Unified factory and trading operations offer an expansive assortment for your strategic selection andd facilitating your purchasing process.
Мы приехали из города вэньчжоу, известного как родной город клапанов. Выберите нас, чтобы сделать бизнес проще. Наша фабрика и торговля объединены, предоставляя больше категорий для вашего выбора и облегчения покупки.

Our products find extensive applications across the industrial landscape.
Наш продукт активно применяется в промышленности










 

Petroleum	Нефть и газ
Chemical Industry	Химическая промышленность
Natural Gas	Природный газ
Power	Электричество
Architectural Engineering	Архитектурное
New Energy	Новые источники энергии
Heating	Для обогрева помещений
Hot oil,Steam	Горячее масло, пар

 

o

Company Strength

Business Meeting

 

Overseas Exhibition

 

Production of Manufacturer

 

Why Choose us

Security Deposit Return Guarantee: Offering peace of mind with guaranteed returns.

Order Size	Discount for Customers	Prpayrit quired	Cash Required
USD5000-20000	2%OFF	30%	USD200/CNY1500
USD20001-40000	2%OFF	30%	USD500/CNY3000
USD40001	2%OFF	20%	USD1000/CNY5000

FAQ

1. Whether the company is a factory or a trader?

We are the source factory of industrial valves, casting and finishing integrated operation, with
about 15 years of production and trade experience, we produce products adhere to quality,
through international certification, according to the market for technological innovation, with
cost-effective advantages, is the customer's favorite choice.

2.Where is the company address, can you see the factory offline?

Wenzhou AF Valve Fittings Co., Ltd. is located in Binhai Economic Development Zone,
Longwan District, Wenzhou City, with production advantages of the source factory, specializing in
the production of bellows valve series and other industrial valves. Welcome customers to visit the factory and discuss cooperation.

3. Is the company's product certified?

The company has passed EAC,ISO,CE certification, each product is produced in strict accordance
with the standard process, and must pass the quality inspection before it can be delivered to the
customer.

4. What is the company's delivery capacity?

It will take about 15 days for the goods to arrive from the time of customer's order to
shipment arrangement.

5. How about the after-sales service and warranty?

Warranty period: 12 months from the date of delivery; We will take care of all quality problems. If a longer warranty is required, it can be detailed and discussed.

6. May I have a sample?

Sure. We welcome you to order samples for testing and quality check. A wide range of samples
are accepted.

7. Whether custom is supported, MOQ?

We support the customization of different materials, specifications, sizes, types of valves.
Welcome to figure customization and send detailed parameters. Minimum order quantity: 20pcs

8. Shipping method and payment?

We support sea freight and air freight. Payment terms support L/C T/T D/P, etc

9. Why choose us?

1 We offer genuine products of high quality at competitive prices. 2. We have worked with
customers in more than 60 countries and regions around the world and know the market very well. 3.We have been focusing on industrial valves for more than 15 years, and you can rest assured when working with us. 4.The after-sales service will be very satisfactory. Any questions and feedback will be answered in a short time

10. What is the packaging like?

Outer packing wooden cases, woven bags, export wooden pallets, foam filled inner packing, to
ensure moisture-proof, sealed, strong packing, light weight, easy to transport.

Do not hesitate ,call us action!