Inch Size Weld Non-return Valve

Fig 1. Non-return valve / Everfit Technology CO., LTD. (EFT) is a vacuum component, vacuum fitting, processing equipment and system provider with almost 50 years of experience.

Fig 1. Non-return valve
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Inch Size Weld Non-return Valve

Inch Size 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

Inch Size Weld Non-return Valve

Size ID
mm		 OD
mm		 L1
mm		 L2
mm
1/2" 9.5 12.7 30 45
3/4" 15.8 19.05 30 45
1.0" 22.1 25.4 23.5 35
1.5" 34.8 38.1 28.5 45
2.0" 47.5 50.8 28.5 45
2.5" 60.3 63.5 28.5 45
3.0" 72.9 76.2 28.5 45
4.0" 97.6 101.6 42 75
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Vacuum Component | Inch Size Weld Non-return Valve Manufacturer - EFT

Based in Taiwan, EVERFIT TECHNOLOGY CO., LTD. is a Inch Size Weld Non-return Valve | vacuum component supplier for various industries, including semi-conductor, pharmaceutical, bio-technology, cosmetics, food processing and structural engineering. Main product: 316Ti Stainless steel pipe, progressing cavity pump part, pipe tee fitting, valve actuator component, diaphragm valve, ferrule, KF flange, etc.

5,500 square meter plant, cleanroom (class 10,000) and ultra-pure water system to deliver the cleanest pipe fittings. Between the robot arm and adjustment of fixture and jig, EFT is moving toward to becoming a manufacturer of pipe fittings with high technology.

EFT has been offering customers high-quality stainless steel vacuum components since 1976, both with advanced technology and 47 years of experience, EFT ensures each customer's demands are met.

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