1.DIN lift check valve is self-sealing valve. The disc can be acted by the flow which can protect against the media flow back.
2.The disc with spring can keep the valve work in any direction.
3.Reasonable structure, reliable sealing, excellent performance and attractive appearance make a VMV valve
Technical specification
Design standard: DIN 3356
Face to face dimension: DIN 3202
Flanged ends: DIN 2543-2545
Test & inspection: DIN 3230
Performance specification
Nominal Pressure
PN
Test Pressure
Strength test
1.5PN
MPa
Sealing test
1.1PN
Gas seal test
0.6
--
--
Suitable temp
-196℃~600℃
Main part materials
NO.
Part name
Material
1
Body
GS-C25,1.4301,1.4401
2
Seat
1.4301,Stellite
3
Disc
1.4021,1.4301+Stellite
4
Spring
1.4301,1.4401
5
Copper guide sleeve
Copper alloy,D2,BL2
6
Metal gasket
Stainless steel
7
Cover
GS-25,1.4301,1.4401
8
Nut
ASTM 194-2H,A194-8
9
Double-headed bolt
ASTM 193-B7,A
VMV
Zhejiang Newton Fluid Control Co., ltd
COMPANY PROFILE
Zhejiang Newton 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 seals of high -grade valve, and occupies more than 8000square meter. It has about 160 staffs, 22 senior professional titles employees and more than 120 worker, we established a special team include a professional engineer, which is responsible for the after-sales and repair service of domestic and foreign market.
Newton has excellent equipment, strong technical power, and first-class inspect means. Comprehensive quality control system, keep the production in reasonable structure and reliable Performance. It includes chemical analysis, mechanical tests, ultrasonic thickness testing, MT, PT and RT etc. We implement advanced SAP computerized management system and 5s management system, and be qualified with API, CE, TS, BV, TUV, ISO certification.
The main products of the Newton contains bellow sealed valves ,gate valve, check valve ,stem trap strainers, and other valves for steam& thermal oil system. the material of the valves covers A105, WCB, Stainless Steel etc. The nominal diameter is from “1/2 to 24”(15mm~600mm).the nominal pressure is from 1MPa to 42MP(150LB~2500LB),working temperature is between -196℃~600℃.
Newton keep every products in the guarantee period of 18 months after use, implement three guarantees quality solution. In quality service of products, we will reply within 24 hours and to make appropriate treatment advice after receiving your fax or Email.
Newton carry out technological innovation, managing innovation, and service innovation, to lead the market, improvement of the seals network, and quality tracking service of product, earned the unanimous endorsement of customers. High aspirations, forge ahead, Newton is willing to cooperate with friends all walks of life sincerely, and seek common development , as well as quality ,fast and comprehensive service return to customers, working together to write a new chapter in the national industry !
