Our company mainly produces various kinds of forged steel and cast steel valve products such as gate valve(flat plate gate valve, knife-shaped gate valve), globe valve, check valve, ball valve, cryogenic valve, solenoid valve, reducing valve, adjusting valve (electric adjusting valve, pneumatic adjusting valve), balance valve, double goggle valve, power station valve, 3A valve series, serum valve, safety valve, butterfly valve, breather valve, throttle valve, draining valve, angle valve, needle valve, etc.
With complete varieties and specifications, the company has formed serial products like manual, electric, pneumatic, hydraulic, worm geared, double eccentric and metal sealing butterfly valves, etc. The products adopt the advanced manufacturing standards from home and abroad, such as ISO, API, ANSI, BS, DIN, NF, JIS, JPI, GB, JB, and so on.
|
Main part material |
|
No |
PART |
MATERIAL |
|
1 |
Valve Body |
Ductile Iron GGG40/GGG50 |
|
2 |
Resilient Wedge |
Ductile Iron GGG40/EPDM |
|
3 |
Wedge Nut |
Bronze ZQSn5-5-5 |
|
4 |
Stem |
Stainless Steel 1Cr13 |
|
5 |
Bonnet Gasket |
EPDM |
|
6 |
Bonnet Screw |
Alloy Steel ASTM 45# |
|
7 |
Bonnet |
Ductile Iron QT450-12 |
|
8 |
Stem Primary O-Ring |
EPDM |
|
9 |
Stem Thrust Washer |
Nylon 1010 |
|
10 |
Gland Seal O-Ring |
EPDM |
|
11 |
Stem Ring Wiper |
EPDM |
|
12 |
Operating Nut Washer |
Carbon Steel Zinc Plated |
|
13 |
Operating Nut Screw |
Carbon Steel Zinc Plated 45# |
|
14 |
Handwheel |
Carbon steel ST12 |
|
15 |
Stem Primary O-Ring |
EPDM |
|
16 |
Stem Seal Bushing |
Brass H62 |
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.
