LocationTianjin, China (Mainland)
EmailEmail: sales@likevalves.com
PhonePhone: +86 13920186592

Micro-resistance retarded closed butterfly check valve

Short Description:

The micro-resistance retarded closed disc check valve can be used in the water supply and drainage pipeline of clear water, sewage, seawater and other media. It can not only prevent the backflow of media, but also effectively limit the destructive water hammer and ensure the safe use of pipelines.

  • Warranty Time: 1 year
  • Customized support: OEM, ODM
  • Certificate: API, ISO, CE, RoHS
  • MOQ: 1 Set
  • Place of Origin: China
  • Brand Name: LIKV
  • Product Detail

    OEM/ODM Service

    Product Tags

    Product characteristics

    1. New structure, small size, light weight, the first in the country.

    2. Reliable sealing, stable opening and closing, wear-resistant and long service life.

    3. Hydraulic pressure is slow-closing, not affected by medium, and has a wide range of applications.

    4. Check valves with small flow resistance and better energy-saving effect than lifting type and rotary revelation.


    Performance specification

    Nominal Pressure(MPa) 1.0 1.6 2.5
    Strength and Pressure Test(MPa) 1.5 2.4 3.75
    Seal pressure(MPs) 1.1 1.76 2.75
    Applicable temperature ≤80
    Applicable medium Clear water, sewage, sea water
    Slow closing time ≤60S


    Major Component Materials

    Part name valve body Disc Stem, cylinder, piston Spring valve seat
    Material Science Cast iron and steel carbon steel Stainless steel Stainless steel Ding Qing rubber


    Design drawings


    Main Dimensions Table

    DN(mm) L H H1
    40 140 200 88
    50 150 215 98
    65 170 225 108
    80 180 235 118
    100 190 280 130
    125 200 290 148
    150 210 310 172
    200 230 350 210
    250 250 415 240
    300 270 450 264
    350 290 480 297
    400 310 550 324
    450 330 585 351
    500 350 640 379
    600 390 720 434
    700 430 780 491
    800 470 840 549
    900 510 990 600
    1000 550 1050 655
    1200 630 1210 770

    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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