Heavy hammer check valve

Short Description:

        Heavy hammer check valves are mainly used in water supply system. They are installed vertically in the pipeline. They are lifted and lowered by the pressure difference in the system and the weight of the valve disc. They can automatically prevent the reverse flow of medium water and ensure the normal operation of the pipeline.


Product Detail

Product Tags

重锤旋启示止回阀 (6)
重锤旋启示止回阀 (3)
重锤旋启示止回阀 (8)

Qualification certificate

API

Product characteristics

 1. High working pressure: the working pressure of various materials at room temperature can reach 1.0 Mpa, respectively.

 2. Wide use temperature: PPR use temperature is - 20 ~70 ~C, PP use temperature is - 20 ~95 ~C, GFRPP use temperature is - 20 ~120 ~C.

 3. Good impact resistance: PPR and GFRPP have high mechanical strength and impact resistance.

 4. Low liquid flow resistance: smooth inner wall, low friction coefficient and high conveying efficiency.

 5. Excellent chemical properties: This product is non-toxic, odorless, acid-alkali, corrosion-resistant and widely used. PPR is mainly used in food, beverage, tap water, purified water  and other liquid pipelines and equipment with hygienic requirements. It can also be used in liquid pipelines and equipment with less corrosiveness. PP and GFRPP are mainly used for strong acid and strong corrosiveness. The liquid (gas) body of alkali and mixed acid flows.

 6. Easy installation and good sealing. The product is light in weight, adopts bonding or welding, has complete pipe fittings, simple

     construction, good sealing and low labor intensity.

ISO9001 英文
ISO14001 英文
OHSAS18001 英文

Main technical parameters

Nominal pressure 1.0 1.6 2.5
Shell test pressure 1.5 2.4 3.75
Sealing test pressure 1.1 1.76 2.75
Applicable temperature Clear water, oil products
Medium temperature ≤80℃

Main dimensions

DN 40 50 65 80 100 125 150 200 250 300 350 400
L 165 205 215 240 292 330 355 495 620 700 785 915
产品部分-PSD_02
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American LIKE valves is a global supplier of flow control products,solution and services with a diverse range of products, for infrastructure and industrial fluid control. Our solution is an integral key part of the pipeline management solution, adopting advanced mechanical technology and automation system, so that the products always maintain excellent quality, and responding to customer needs correctly and fast. LIKE valve's customers and markets cover water supply and drainage, water treatment, heating, construction, fire fighting, HVAC systems, power plants, petrochemical, natural gas pipelines, ships and other fields.
LIKE valves always adhere to the quality policy of "quality is the life of products, products are the life of LIKE", have been passed ISO9001, ISO14001, OHSAS18001, TS, API, CE, ROHS,CCC certificate of professional testing institutions. We take customer satisfaction as the purpose, take our mission to realize the value by supply excellent service to our customers, strive to do even better on each product, each service, to provide continuous guarantee for customers all over the world.
In 2016, LIKE valve products entered Chinese market. In 2017, LIKE Valve was registered Like Valves (Tianjin) Co., LTD. in China, a joint venture of the United States and China, dedicated to serving customers in the Asia-Pacific region and China.
LIKE valve adhering to the concept of "integrity, innovation, cooperation and mutual benefit", building our brand with product quality and customer satisfaction; improving and surpass ourselves with unremitting pursuit and sustainable development. "LIKE Dream" will contribution to "China Dream" more wonderful!

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