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Test Points and Test Hose Assemblies

Pressure is one of the most important diagnostic parameters in the hydraulic circuit.  Obtaining pressure readings is essential to successful preventive maintenance and troubleshooting. The Spradow test points allow the connection of a pressure gauge in only seconds while the equipment is running. It is the safest, cleanest and most convenient way of measuring pressure. Designing your equipment with the Spradow test points will improve the quality of your equipment and in today’s market, higher quality makes the equipment more attractive to potential buyers. The spring loaded check valve inside the test point opens during engagement of the special micro-bore hose fitting end. The connection can be performed under pressure without the use of tools. A single gauge connected to the high pressure micro-bore hose can check an unlimited number of test points. We also offer various types of hose assemblies for direct connection to the test fitting.

Material Data:

Max working pressure

9,135 psi (629 bar)

Temperature range

-40ºF to 322ºF (-40ºC to 161ºC)

Threads

M16 x 2

Metal material

Carbon steel and zinc chromate (stainless steel available upon request)

Seal options

NBR, 90 durometer (others by request)

ISO Standard

DIN ISO 4042

Compatibility

Interchangeable with other brands

Hydraulic Test Point & Test Hose Variations

Test Points – M16x2, Zinc Nickel (Ball or Piston)

  • Media: Hydraulic oils and mineral based fluids
  • Seals: NBR (-20 °C to +100 °C); FKM (-20 °C to +200 °C); EPDM (-40 °C to +150 °C)
  • Surface: Zinc nickel, transparent, CrVI-free
  • Maximum Working Pressure: 630 bar (9,130 psi)
  • Maximum Connection Under Pressure: 400 bar (5,800 psi)

While their specifications may be the same, the internal mechanisms of piston and ball designs provide distinct advantages in different operating conditions. The ball valve is used for heavy-duty, rugged applications, while the piston valve is used for more precise, clean applications.

Test Points – M16x2, Stainless Steel (Piston)

  • Better corrosion resistance than the standard zinc nickel surface coating
  • Often chosen for systems in aggressive environments
  • Well-suited for marine, chemical, and food applications

Test Points – M16x2, For Inert Gases (Piston)

  • Materials: CrVI-free, available in steel and stainless steel
  • Media: Nitrogen and other inert gases
  • Maximum Working Pressure: 630 bar (9,130 psi)
  • Maximum Connection Under Pressure: 400 bar (5,800 psi)

Test Hoses – M16x2

  • Assemblies are made to order in our Ohio warehouse
  • Hoses are cut to length in-house, meaning any length is possible
  • Pricked hoses suitable for gas and liquid media
  • Pressure ratings of 630 bar (9,130 psi)
  • Temperature range of -40 °C to +100 °C (-40ºF to +212ºF)

Spradow is a supplier and test point and test hose assembly manufacturer for various applications including construction, mechanical, technological, and industrial.


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