China Manufacturer VMV WZ41H GS C25 WCB PN16 PN40 150LB 300LB Bellows Seal Gate Valve used in Steam and Thermal Oil System
- Category: Gate Valves >>>
- Supplier: Newton Fluid Technology Co. Ltd.
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Product Overview
Description
-
DIN ANSI GOST JIS Standard Bellow Seal Gate Valve.Bonnet extension design&Bellows extension deisgn for longer service life.widely used in steal line,heat oil system,chemicals etc..
Application
Steam, thermal oil, rank poison and strong corrupt gas and liquid medium.
Advantage
1.Bellow seal element. The key part of bellow sealed globe valves is mental bellow. It is the connection between cover and stem with automatic roll welding. The mental bellow can keep the stem part no leakage.
2.Double seal design(bellows+packing). Bellow and packing can protect against leakage and provide a excellent seal.
3. Grease nipple. It can direct lubricate the stem, nut and sleeve.
4. Ergonomic hand wheel. It provide longer service life and easier operation.
Technical specification
Design standard: DIN 3352
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
Main part materials
NO.
Part name
Material
1
Body
GS-C25,1.4301,1.4401
2
Disc
GS-C25+1.4201/1.4301
3
Seat
1.4301,Stellite
4
Stem
1.4021,1.4301,1.4401
5
Bellows
1.4301,1.4401
6
Double-headed bolt
ASTM 193-B7,A193-B8
7
Nut
ASTM 194-2H,A194-8
8
Metal gasket
Asbestos+ Stainless steel
9
Nut
ASTM 194-2H,A194-8
10
Middle yoke
GS-C25,1.4301,1.4401
11
Double-headed bolt
ASTM 193-B7,A193-B8
12
Nut
ASTM 194-2H,A194-8
13
Gasket
Flexible graphite+ stainless steel
14
Cover
GS-C25,1.4301,1.4401
15
Nut
ASTM 194-2H,A194-8
16
Packing
Flexible graphite
17
Gland
GS-C25,1.4301
18
Nut
ASTM 194-2H,A194-8
19
Jack bolt
ASTM 193-B7,A193-B8
20
Stem nut
Copper alloy,D2,BL2
21
Oil cup
Assemble
22
Cap
1C45,1.4301,1.4401
23
Hand wheel
Carbon steel
Company InformationZhejiang Newton Fluid Control Co.,Ltd. is a professional bellow sealed valves company located in China,which has nearly 22 years of valve manufacturing experience. Newton is committed to design, development, manufacturing and sales of high-grade valve, and occupies more than 8000 square meters. It has about 160 staffs, 22 senior professional titles employees and more than 120 workers. We established a special team include a professional engineer, which is responsible for the after-sales and repair service of domestic and foreign market.
We are qualified with TS, ISO, API, CE, TUV certification.
WorkshopWe posses the machinery processing equipment and 5S standardized management workshop, which is the International advanced processing center, CNC vertical lathe, CNC machine tools, Plasma welding, welding dust bellows .
Various types of professional and technical personnel accounting for more than 80%. We are demanding the pursuit of research and development in technology, processing technology, quality test, management innovation excellence. We will provide the most beneficial guarantee for business partners to enhance the core competitiveness.
Strictly follow the quality control management, every casting and part is inspected before producing process. And finished valves were 100% tested before delivery.
Ultrosonic cleaning before painting to remove the rust and dust of the valve, so the painting will stick to the appearance. Two layer high temperature painting, it get highly performance in high temperature application.
Senior engineers team will be your strong technical support.
Stock warehouse for short delivery of urgent order.
Exhibition ShowsZhejiang Newton Fluid Control Co., Ltd. attended exhibition such as VALVE WORLD, FLOWEXPO, to show world with good quality products and service.
FAQ
* What is the structure of bellows seal valve?
-The key part of bellows seal valve is mental bellows. It is the connection between cover and stem with automatic roll welding. Bellows and packing can protect against leakage and provide an excellent seal.
*What is the strength of bellows seal valve?
-Benefit from it's excellent seal, bellows seal valve can protect medium with no leakage. It is the best solution for the transport of toxic and corrosive medium. It has a longer service life and energy-saving performance.
*What is the payment terms and transportation?
-T/T and L/C are the regular payment terms. Mostly we transport products by sea. You can contact us for the details about the payment terms and transportation.
*What is the trading area and certification?
-Our main trading area are Asia, Middle East and Africa. We have certification of API, TUV, CE, TS, ISO etc.
*What is the after service?
-We have excellent after service. If there are any problem about installation and technology, our engineer can give you best solution in 5 working day.
*What is the quality warranty?
-We have a quality warranty time, 18 months after shipment and 12 months after use.
Our ServicesWithin eighteen months of completion inspection or within twelve months of the start of usage, whichever is shortest, VMV valve will repair or replace products or the faulty components of products free of charge in the event of failure under normal usage attributable to inadequate design or manufacturing on the part of VMV valve.
However, repairs or replacements will be charged in any of the following cases . Also note that if a separate agreement is in effect. That agreement shall take precedence.
(1) When the product has been used in an incorrect manner which deviates from the catalog or instruction manual;
(2) When the product failure is due to careless handing such as jamming with foreign substances or the sticking of excessive water stain;
(3) When the product has been disassembled ,repaired or altered by a third party other than VMV valve;
(4) When the product has been subject to cases beyond the control of VMV valve including natural disaster such as wind or flood damage ,earthquakes and electrical storm, fire , pollution (special environments ) , salt damage, war or acts of terror;
(5) When a failure is due to any other factor deemed to be the responsibility of VMV valveThe main productions of the VMV contain bellow sealed valves(such as bellow sealed globe valves, bellow sealed gate valves, stainless bellow sealed valves, pneumatic bellow sealed valves, special bellow sealed globe valves for chlorine, extended bellow sealed globe valves, high pressure bellow sealed globe valves and thermostatic bellow sealed globe valves), specialized valves, gate valves, globe valves, check valves, steam traps, Y type strainers, pressure reducing valve, safety relief valve etc. The patents of several new technologies the VMV owned make the productions reliable and competitive. As the productions are performing well in the environments of high temperature, low temperature, high toxicity, high corrosivity, energy saving and high-low temperature, they are widely applied in petroleum, chemical, metallurgy, electricity, military, paper making.
Newton is one of the leading valve manufacturer to supply all types valves for international market. With appr. Producing safer, more effective products is our mission . You can also visit our website (www.vmv-valve.com) to get more information.
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