Double Disc Wafer Check Valve description:
1) Size: NPS 1/2"-32"
2) Pressure: Class 150 - 1, 500
3) Materials:
A) 1/2" - 2": A105, LF2, F11, F22, F5, F304, F316, F304L, F316L
B) 2" - 36": WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, CF8M
4) Design and manufacture standards: API 6D, BS 1868, ASME B16.34
5) Face to face standards: API 6D, ASME B16.10, DIN 3202
6) End connection standards: ASME B16.11, ASME B1.20.1, ASME B16.5,
ASME B16.47, DIN2543-2550, ASME B16.25
7) Test standards: ISO5208, API 6D, BS 6755
8) Structure types: Regular pattern, pressure sealed pattern, damping pattern
Established in 1986, ZhangSheng Valve Co., Ltd (original name: Zhejiang Hengtong Valve Co., Ltd )has become a professional manufacturer and exporter of industrial valves in China with the best in quality and service. The company has two manufacturing plants, including one in Wenzhou, the other one in Lishui City, Zhejiang Province, covering an area of 21, 186 square meters.
with more than 20 years experience, ZHANGSHENG valves handle diverse applications in Metallurgy, Electricity, petroleum, Chemicals, Papermaking, iron and steel, coal gas, mine, Plumbing, sewage disposal, Pharmaceuticals industries.
Our main products
Range: Butterfly, ball, gate, knife gate valve, globe, check, plug, bellow sealed valve, cast iron valve etc.
Operations: Manual, gearbox, pneumatic, electronic, hydraulic, hydraulic-pneumatic
Size: NPS 1"~160"
Pressure: 0.25Mpa-32Mpa
Standards: ANSI, DIN, BS, JIS, GB etc.
Connection End: Flanged, wafer type, BW, SW, NPT, etc.
Materials: Cast/Forged Steel, Cast Ion, Stainless Steel, Alloy steel, Duplex Steel etc
All products are designed and manufactured fully comply with API, ANSI, JIS, DIN, BS, GB and other international standards, as well as customers' special requirements.
Quality Assurance
ZHAGNSHENG's Quality Assurance is dedicated to pursuit of zero defect valve, and this has resulted in the company having more quality qualifications than most of our competitors. ZHANGSHEGN is certified by ISO 9001, API6D, CE, AZ.
Our products are marketed in over thirty provinces and municipalities at home and also exported to Europe, America, Middle East, South East Asia, and so on, We have won great reputation from our customers. We aim at "Let ZHANGSHENG go global " and sincerely hope to build up friendly, cooperative and beneficiary relations with more clients.
