CLASS 600~2500 PRESSURE SEAL GATE VALVE
OS&Y, Rising stem, Flexible wedge
Pressure seat Bonnet, Threaded or welded seat ring
ASTM A216 WCB, A217 WC6, A351CF8, A351CF8M,
A351 CF3, A351 CF3M, A351 CN7M
Standards compliance
Design and Manufacture: ANSI B16.34, API600, API6D, BS1414
Face to face(end to end): ANSI B16.10, API6D
Flanged connection: ANSI B16.5
Butt welded end: ANSI B16.25
Test and inspection: API598, API6D
A. Back up ring: Absors thrust applied by internal pressure
B. Thrust ring: Protects the soft metallic gasket from deformation
C. Gasket: Unique angular design provides superior sealing.
Zhejiang Zhongcheng Valve Co., Ltd. is a professional manufacturer of parallel slide valves, eject valves and knife gate valves. Through years' development and innovation, the company is now experienced in manufacture and development, becoming a large-scale modern enterprise. Advanced management system and production facility and well-organized, complete means of testing and inspection are the assurance of top product quality. The company carries out production in strict accordance with GB in China, API in US, and DIN in Germany. The knife gate valves, parallel slide valves, and eject valves present a fine solution regarding abrasion resistance against solid, powder and sludge mediums in such sectors including electricity generation, petrochemical industry, chemical industry, papermaking, urban construction, sewage disposal, environmental protection, metallurgy, cement industry, etc.
The principal materials for the products include cast iron, cast steel, carbon steel, and stainless steel. The mode of drive includes manual transmission, gear transmission, pneumatic transmission, and motor transmission. The products are widely used in such sectors including petroleum industry, chemical industry, papermaking, alkali industry, etc. High remarks have been received from clients and dealers.
When facing both opportunities and challenges in this new century, Zhongcheng is providing satisfying products with top class quality and services. We sincerely welcome friends from home and abroad for business discussion and for a brilliant future jointly.
