Bonnet joint type
Bolted bonnet, with male-female joint, spiral wound gasket, made in F304L/graphite. Ring joint gasket is available on request.
Welded bonnet, with threaded and seal welded joint, full penetration strength welded joint is available.
Pressure seal bonnet, with a threaded and pressure seal bonnet joint.
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Construction is as follows:
Full port or conventional port
Outside screw and yoke (OS & Y)
Two piece self-aligning packing gland
Bolted bonnet & spiral wound gasket seal bonnet
Bolted bonnet with spiral-wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet
Integral backseat
Socket weld ends to ASME B16.11
Screw end (NPT) to ANSI/ASME B1.20.1
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Product Name Forged Flanged Gate valve
Size: 1/4"-2"
Rating: Class 800-2500
Design & Manufacture: API 602, BS 5352, ASME B 16.34
Face To Face: ASME B 16.5, ASME B 16.34
Inspection & Test API 598
Body Material: A105N, 304(L), 316(L)
Established in 1996, Luofu Valve Group Zhejiang Zhonggong Valve Co., Ltd is located in Wenzhou City, Zhejiang P. R 325105, China.
Main Products:
1. API/ANSI Standard Valve: Butterfly Valve, Gate Valve, Safety Valve, Globe Valve, Check Valve, Ball Valve, Plug valve
2. DIN standard: Gate valve, globe valve, strainer
3. GB Standard: Butterfly Valve, Gate Valve, Safety Valve, Globe Valve, Check valve, Control Valve, Water Control Valve, ball valve, plug valve
4. Flange and strainer
5. Bellows type valve: Globe valve, safety valve, gate valve, strainer
Honors:
1. API 6D
2. ISO9001: 2000
3. CE Certificate
4. AZ Certificate
5. Invent Patent (Patent No.: ZL 99 1 13657.8)
6. Audited Supplier (Trustworthy Supplier Members on Made-in-China. com)
Nominal diameter (DN): 15-4500 mm(1/2"-180");
Nominal Pressure (PN): 1.0Mpa-32Mpa(150lb-3000lb);
Material of body: WCB, WC6, WC9, CF8, CE3, CF3M. CF8M, etc.
Standard: GB, DIN, JIS, ANSI, API
The company has excellent mechanical processing equipment and modernized inspection& testing equipments more than 66 sets.
Zhonggong Valve Co., Ltd is experienced in the design and manufacture of valves and enjoys a high reputation in the valve industry. Now it has become the material equipment company of SINOPEC, the first-class network supplier of China National Petroleum Corporation, the member unit of China Ocean Petroleum Corporation, Shengli Oil Field, China Water &Electric Power Company, etc.
