Wenzhou Wanyu Valve Piping Co., Ltd.is a product development, production, sales and service as one of the high quality valve manufacturers.. it has always been ‘the quality of production, repudiation for the market, technology for development’ for the purpose. The company has strong strength, imported many CNC machining equipment, accumulated rich experience in production management, and has excellent sales team. And to provide customers with a comprehensive pre-sale. safe, after-sales service.
The company has successively obtained IS09001 international quality system. EU CE. TS national pressure piping certificate and other honors. The main products, materials and standards are as follows:
1. product type: flanged ball valve, gate valve, cut-tot valve, check valve, filter, three – way ball valve; screw ball valve, gate valve, cut oil valve, check valve, liter, three – way ball valve; high platform flange ball valve. high platform three way ball valve and Italian thin ball valve.
2. implementation standards: International Standard (ISO). American Standard (API). German standard (DIN). British Standard {8S>, Japanese standard (JIS), national standard (GB) and so on.
3. materials: WCB(A105). LCB (LF2). C5(F5)、WC6(F11). CF8 (F304). CF8M(F316}、CF3 (3O4L). CF3M (316L). etc.
4. path: 1/4•-12′ (DN6-DN300).
5. pressure: CLASSl50~CLASSfi00<PN16-PN64).
6. the use of temperature: -30^: ~300P.
In recent years, the products have been exported to European and American, Southeast Asia, France. Germany, Turkey. Brazil, Italy. India. Spain and other international markets. It has been widely used by domestic and foreign oil, oil refining, chemical, power, boiler, metallurgy, environmental protection, natural gas and other inductees. and is well received by the wide range of users.
Looking forward to the future, the company will pay attention to our customers with high quality products and first-class services. We sincerely welcome new and old customers to cooperate with us and create brilliant future together.

GB FLANGED BALL VALVE WITH HIGH MOUNTING PAD(FIRE SAFE)
BLOW-OUT PROOF STEM/FULL PORT
EMPERATURE RANGE:-20° TO 180°
DESIGN: GB/T-12237
FLANGE DIMENSIONS: GB/T-9113.1
FACE TO FACE: GB/T-12221
TEST: GB/T-13927

GB FLANGED BALL VALVE
DESIGN GB/T 12237
PRESSURE-TEMPERATURE RATING GB/T 12224
FACE TO FACE GB/T 12221
FLANGE DIMENSIONS JB/T 79-1994; GB/T9113.1
INSPECTION&TESTING JB/T 9092
BODY MATERIAL GB/T 12230-ZG08Cr18Ni9;
ZG08Cr18Ni12Mo2Ti;ZG03Cr18Ni10;
ZG12Cr18Ni12Mo2Ti;A216-WCB

GB FLANGED CUT-OFF VALVE
DESIGN GB/T 12235
PRESSURE-TEMPERATURE RATING GB/T 12224
FACE TO FACE GB/T 12221
FLANGE DIMENSIONS JB/T 79-1994; GB/T9113.1
INSPECTION&TESTING JB/T 9092
BODY MATERIAL GB/T 12230-ZG08Cr18Ni9
ZG 12Cr18Ni12Mo2Ti:A216-WCB