Plastic PVC CPVC PVDF PP/Wcb Stainless Steweir Type Diaphragm/ Flange True Union Ball Valve / Pneumatic Electric Swing Check Valve /Hand Gear Butterfly Valve

Plastic PVC CPVC PVDF PP/Wcb Stainless Steweir Type Diaphragm/ Flange True Union Ball Valve / Pneumatic Electric Swing Check Valve /Hand Gear Butterfly Valve

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

Product Details

We've one of the most innovative manufacturing devices, experienced and qualified engineers and workers, recognized good quality handle systems and also a friendly experienced income team pre/after-sales support for Lug Style Butterfly Valve, DN350 LUG Butterfly Valve, High Temperature Butterfly Valve. We always put strict requirements on ourselves, and improve the overall level of competition within the company. In case you are intrigued in any of our products or want to focus on a personalized get, please sense totally free to contact us. We've got more than 10 years experience of production and export business. We strictly control the quality, pursue 'zero defect', expand the market with excellent product quality and considerate service so as to win the trust of customers.

【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 will spare no effort to provide customers with reliable and innovative Plastic PVC CPVC PVDF PP/Wcb Stainless Steweir Type Diaphragm/ Flange True Union Ball Valve / Pneumatic Electric Swing Check Valve /Hand Gear Butterfly Valve products, and contribute to the success of customers as much as possible. Our company's business practices are flexible and diversified and our products have the best value for money. Our company keeps close contact with users in order to integrate product quality and after-sales service system with the market.

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