• Non-return Valve and stainless steel vacuum components

DIN Weld Non-return Valve

Semi-conductor, pharmaceutical, Bio-technology, food processing, structural engineering

Everfit Technology CO., LTD. (EFT) is one of the stainless steel pipe fittings manufacturers based in Taiwan with over 36 years of experience. EFT provides 316, 316Ti stainless steel pipe fittings, pipe reducer, eccentric pipe reducer, vacuum pump, valve actuator - ISO, EN11435, DNV, TSSA CRN, BPE, 3-A SSI certified.

Home » Products » DIN Weld Non-return Valve

DIN Weld Non-return Valve | DIN Weld Non-return Valve

Send Inquire Now
Fig 1. Non-return valve
Fig 1. Non-return valve
Flow direction

Fig.3. Show the optimal built-in situation.
Other positions permitted are e.g.
horizonal.

The four guide legs of the valve cone 
ensures good alignment.
Flow direction Fig.3. Show the optimal built-in situation. Other positions permitted are e.g. horizonal. The four guide legs of the valve cone ensures good alignment.
Pressure drop/capacity diagram

Fig.2 NOTE For the following applies:
Medium:Water(20°C)
Measurement:In accordance with VDI 2173
Pressure drop/capacity diagram Fig.2 NOTE For the following applies: Medium:Water(20°C) Measurement:In accordance with VDI 2173
DIN Weld Non-return Valve
DIN Weld Non-return Valve

Designation

NO NAME
1 Body
2 Disc
3 Seal Ring
4 Spring
5 Plate
6 Ring
7 Clamp

Technical Date

  • Required differential pressure for opening the valve when fitted in a vertical pipe, as shown in fig.3, is approx. 6kpa(0.06bar).
  • Max. product pressure: 1000kpa(10bar).
  • Max. temperature: 140°C(EPDM).
  • Min. temperature: -10°C.

Materials

  • Steel parts: Stainless steel AISI 304 or acid-resistant steel AISI 316l.
  • Seal ring: EPDM rubber.
  • Finish: Semi bright.

Connections

  • The valve is available with welding ends for
    tubes according to 3A,SMS,BS,DIN 11850.

Options

  • Material grades
  • A) Product wetted seal rings of nitrile(NBR) or Fluorinated rubber (FPM).

Ordering

  • Please state the following when ordering:
    • Size.
    • Steel garde, AISI 304 or AISI 316L.
    • Rubber garde if not EPDM.

Specification

DIN Weld Non-return Valve

Size ID
mm
OD
mm
L1
mm
L2
mm
DN15 16 19.0 30 45
DN20 20 23.0 30 45
DN25 25 28.0 23.5 35
DN32 31 34.0 28.5 45
DN40 37 40.0 28.5 45
DN50 49 52.0 28.5 45
DN65 66 70 28.5 45
DN80 81 85.0 28.5 45
DN100 100 104.0 42 75

PRODUCT CATEGORY

Ferrule and vacuum component supplier for processing equipment solutions
Ferrule

Clamp Style Fittings are most popular for easy assembly...

KF Flange Series and vacuum component supplier for processing equipment solutions
KF Flange Series

The Small flange or KF standard (DIN 28403, ISO 2961)...

ISO Flange Series and vacuum component supplier for processing equipment solutions
ISO Flange Series

ISO KF vacuum systems employ components with metric...

CF Flange Series and vacuum component supplier for processing equipment solutions
CF Flange Series

The generation of ultra high vacuum (UHV) makes great...

Bellow Series and vacuum component supplier for processing equipment solutions
Bellow Series

EFT 304 (1.4301) stainless steel tube is suitable...

Fitting Series and vacuum component supplier for processing equipment solutions
Fitting Series

EFT's ISO KF and ISO LF tube fittings are convenient...

Adaptor Series and vacuum component supplier for processing equipment solutions
Adaptor Series

EFT hybrid adaptors provide a transition from one method...

Diaphragm Valve and vacuum component supplier for processing equipment solutions
Diaphragm Valve

EFT has developed a line of valve bodies that help...

The Original Seat Valve and vacuum component supplier for processing equipment solutions
The Original Seat Valve

Ideal for uninterrupted production in a broad range...

The Original Manual Seat Valve and vacuum component supplier for processing equipment solutions
The Original Manual Seat Valve

Ideal for uninterrupted production in a broad range...

The Original Manual Tank Valve and vacuum component supplier for processing equipment solutions
The Original Manual Tank Valve

EFT is a pneumatic seat valve with sanitary and flexible...

Actuator and vacuum component supplier for processing equipment solutions
Actuator

EFT took great care in making them industry appropriate,...

Butterfly Valve and vacuum component supplier for processing equipment solutions
Butterfly Valve

Butterfly valves are relatively straightforward on/off...

Non-return Valve and vacuum component supplier for processing equipment solutions
Non-return Valve

Stainless steel non-return valve for reverse flow protection....

Sight Glass and vacuum component supplier for processing equipment solutions
Sight Glass

EFT's sight glasses are designed for visual inspection...

Sample Cock Valve and vacuum component supplier for processing equipment solutions
Sample Cock Valve

The sample cock valve has a fixed handle and is manually...

Safety & Relief Valves and vacuum component supplier for processing equipment solutions
Safety & Relief Valves

Safety & Relief valves

Ball Valve and vacuum component supplier for processing equipment solutions
Ball Valve

Sanitary ball valves feature a full-bore design that...

Union and vacuum component supplier for processing equipment solutions
Union

Union

Tee / Reducer / Cross / Bend and vacuum component supplier for processing equipment solutions
Tee / Reducer / Cross / Bend

Tee / Reducer / Cross / Bend

Clamp and vacuum component supplier for processing equipment solutions
Clamp

Clamp Style Fittings are most popular for easy assembly...

BPE and vacuum component supplier for processing equipment solutions
BPE

ASME BPE Fittings serves the needs of those involved...

SEND YOUR INQUIRY

Looking for more information? You can fill out the Inquiry Form to tell us your needs or questions, we will respond soon!

inquire now

Search related products

English | العربية | Azərbaycan | Беларуская | Български | বাঙ্গালী | česky | Dansk | Deutsch | Ελληνικά | Español | Eesti | فارسی | Suomen | Français | Gaeilge | हिन्दी | Hrvatska | Magyar | Indonesia | Italiano | 日本語 | 한국어 | Lietuviškai | Latviešu | Bahasa Melayu | Nederlands | Polska | Português | Română | Русский | slovenčina | Svenska | ไทย | Filipino | Türkçe | українська | Việt | Close