1. Nominal diameter: 2"-24"/DN50-DN600
2. Design standard: API 594/BS EN 12334
3. Working Pressure: 10Bar/16Bar ANSI 125/150
4. Face-to-face: EN 558-1 16 series/ISO 5752 16 series
5. Flange Drilling: ANSI 125/150,
DIN PN10/PN16
BS 10 Table D/Table E
EN 1092-2
6. Test standard: BS EN 12266-1
7. Materials:
Body: Ductile iron/Cast iron/Carbon steel
Shaft and plug: Stainless steel and monel
Disc: 316 stainless steel, aluminum bronze, ductile iron and monel
Liner: EPDM and NBR
Spring: Stainless steel
Thrust washer: Teflon
Tianjin Tanggu Huayang Valve Co., Ltd, established in 1956, is a share-holding company which originated from the system reform of Tianjin Tanggu Valve Plant. It is the manufacturer firstly imported the technology of centerline butterfly valve. Huayang is a modern valve company providing R&D, manufacture, sales and service.
The headquarters locates in Wuqing Economic Development Area, and enjoys convenient transportation. It covers an area of more than 40, 000 square meters. The company has its own R&D center, manufacture center and inspection center, obtained 12 national patents, passed ISO9001 certificate by TUV and CE certificate by LR.
The product adopts advanced manufacturing processing and strictly conforms to international standards, such as API, DIN, BS, EN, GB, etc. The main produces are butterfly valve, ball valve, gate valve, globe valve, check valve, control valve, strainers etc. The products are widely used in water supply and drainage, power generation, petrochemical, coal chemical industry, metallurgy, medicine and food, etc. The products enjoy good reputation in both domestic and overseas markets.
Tianjin Tanggu Huayang Valve Co., Ltd fully implements 5S management and ERP information management system. With the principle of "leading technology, excellent quality, prompt delivery, satisfied service", we strive to build it into the top valve enterprise in China, and provide first-class product and service for customers all over the world.
