High Quality Flange Butterfly Valve for Water Flow Control

High Quality Flange Butterfly Valve for Water Flow Control

* Nominal size: 20''
* Pressure rate: 300LB
* Connection Type: Flanged ends
* Design standard: API 609
* End flange dimension: ASME B16.47 series B

Product Details

With the persistent pursuit of the cause and the courage to challenge ourselves forever, we will continue to innovate and create better single flange butterfly valve, lined ball valve, compressed air ball valve to thank new and old customers for their love. We warmly welcome clients from your home and overseas to cooperate with us for common achievement. We always hold on the company's principle 'honest, professional, effective and innovation', and missions of: let all drivers enjoy their driving at night, let our employees can realize their value of life, and to be stronger and service more people. With excellent price-performance ratio, high-quality perfection and after-sales service, we have been expanding market share and gradually determined our position in the same industry. We now continue to develop and innovate with full enthusiasm, carry forward our brand, realize product diversification, and provide better products to users.

【Company Introduction】:

ZHEJIANG ZHENGFENG VALVE CO.,LTD is one professional Butterfly valve manufacturer in CHINA.Our company is keep innovation, the products are mainly based on ISO, API, ANSI, BS, DIN NF, JIS, GB,  JB and other standard production.The operating temperature -196 degrees C, ~680 degrees. The main materials include 304, 304L, 316, 316L, A105, WCB,Hal alloy, LC2, LC3,LCB, C4, 2520, 2205,  Monel,alloy steel etc..


【Product Details】:

* Size: 20‘’(DN500)

* Class: 300LB

* Connection Type : Double Flange ends

* Operator: Gearbox

* Body: A216-WCB

* Disc:  A351-CF8

* Seal: SS316+Graphite

* Stem: 17-4PH

* Seat: SS316

* Face to face length : 350 mm

* Design standard: API 609

* Color No.: RAL 7040

* Operating Temperature : -29°C~425°C

* Country of origin: CHINA


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【Manufacture Precess】:

Our aim is not to allow defective products to injure our brand.Order production process and effective work is the basis for achieving success.We will use advanced processing equipment,topping test equipment to ensure the stability.Below is our zhengfeng valve production flow:

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We are committed to the professional design and manufacturing of High Quality Flange Butterfly Valve for Water Flow Control, and have accumulated rich production experience and product resources. Under the new development situation, we still have high ambitions and take as our ideal blueprint to become a global enterprise trusted and loved by the public. 'Based on innovation, focusing on quality, honest service, sincere cooperation and common development' is our consistent pursuit, and providing customers with high-quality, safe and reliable products is our eternal policy. We will continue to exceed ourselves, as always, to create value for customers, to provide better technology, products and services.

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