China Large Diameter Gate Valve Suppliers, Manufacturers - Factory Direct Price

Product Description

China Large Diameter Gate Valve Manufacturers, Suppliers and Factory with High Quality
1.Introduction of Large Diameter Gate Valve

Large diameter gate valve is a kind of valve which is opened and closed by the vertical movement of ram.

Large Diameter Gate Valve

2. Main Characteristics and Application of Large Diameter Gate Valve

Compact structure, reasonable design, good valve rigidity, smooth passage and low flow resistance coefficient.
The sealing surface is made of stainless steel and hard alloy with long service life.
The flexible graphite packing plate is adopted, with reliable sealing and light and flexible operation.
The driving mode includes pneumatic, electric, pneumatic, gear drive
Structure form; Elastic wedge type single valve, rigid wedge type single valve plate and double ram type.
It is widely used in oil, water and steam pipelines of petroleum, chemical and thermal power plants to connect or cut off the medium in pipelines.

Large Diameter Gate Valve

3.Design and Manufacture Standard of Large Diameter Gate Valve

GB/T 12234-89
DIN3352，F5 F7
API600 API6D

Large Diameter Gate Valve

4.Connection of Large Diameter Gate Valve: Flange and Welded

Fluorine lined flange butterfly valve is widely used in chemical industry, petroleum, medicine, food, steel smelting, papermaking, water and electricity system of gas, liquid, semi fluid pipeline and container for intercepting and regulating equipment

Large Diameter Gate Valve

5.Connection of Large Diameter Gate Valve: Flange and Welded

PN（MPa）	Testing pressure（MPa）
PN（MPa）	Body	Sealing（liquid）	Sealing（air）	Upper sealing
1.6	2.4	1.76	0.6	1.76
2.5	3.8	2.75	0.6	2.75
4.0	6.0	4.4	0.6	4.4
6.4	9.6	7.04	0.6	7.04
10.0	15.0	11.0	0.6	11.0
16.0	24.0	17.6	0.6	17.6

6.Application of Large Diameter Gate Valve

Material of body	Working medium	Working temperature（℃）
Carbon steel	Water, steam, oil	≤425
Chromium nickel titanium steel	Nitric acids	≤200
Cr Ni Mo Ti steel	Acetic acids	≤200
Chromium molybdenum steel	Water, steam, oil	≤550

Large Diameter Gate Valve

7.About Milestone Valve Co., Ltd.

Tianjin Milestone Valve Co., Ltd is a professional factory to produce butterfly valve, water gate valve and check valve.
MST is located in Tianjin City, China, near the Tianjin Port, that’s very convenient to delivery the products to the port.
All the staff in MST is well educated and trained, we can supply professional service to our customer.

8.FAQ

9.Welcome to Contact Us

Welcome to vist our website about more valve, and please feel free to contact us if you have any questions.
Delia@milestonevalve.com
Cell: +86 13400234217

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