China Factory 2~6 Inches Ss Stem Flange/Lug/Wafer Type Iron Butterfly Valve
* Nominal size: 20''
* Pressure rate: 300LB
* Connection Type: Flanged ends
* Design standard: API 609
* End flange dimension: ASME B16.47 series B
Our firm aims to operating faithfully, serving to all of our shoppers, and working in new technology and new machine consistently for Pneumatic Ball Valve, Floating Ball Valve, Lug Type Butterfly Valve. We follow the concept of modern business management and continue to carry out technological innovation and new product development. Besides, we strive to expand the international market and some of our products have been sold overseas. Our production scale ranks in the forefront of the national industry. We adhere to the enterprise tenet of quality-oriented, enterprising and creating first-class brand, and seize the opportunity given by the times to create a more brilliant tomorrow. Since the establishment, our company has been adhering to the enterprise spirit of 'dare to innovate and develop'. Relying on competitive prices and a serious and responsible service attitude, we have established good partnerships with many domestic and foreign companies.
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..
* 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
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:
We always pursue the advanced international management mode and constantly absorb the advanced technology of international and domestic China Factory 2~6 Inches Ss Stem Flange/Lug/Wafer Type Iron Butterfly Valve equipment industry. We use excellent brand culture and high-quality products to advocate a new life and production concept. As we're moving forward, we continue to keep an eye on our ever-expanding merchandise range and make improvement to our services.