Type 980 Threaded

> Safety valves with bronze body
> Enclosed discharge valve with threaded connections

Product Description

Type 980 Threaded

Direct Spring Loaded Enclosed Discharge safety valve for Liquids – Metal seal.
Available with 10, 15, 20 & 25mm bore

 

Materials:

Stainless steel with AISI 440B Disc

 

Example Applications:
  • Pumping systems and Hydraulic systems
  • Thermal relief
  • Waste water management
  • Oil transfer
  • Petrochemical industries
  • Fire fighting equipment
  • Water cooling and feeding systems
  • Chemical process

 

 

View or Download Datasheet

Technical Information

Technical Information for Type 980 Threaded

  • Min. Pressure
    0.30 bar g. (4.35 psi)
  • Max. Pressure
    36.00 bar (522.00 psi)
  • Temperature Range
    -50°C to 250°C (subject to seal material)
  • Inlet Connection(s)
    1/2" to 2"" BSP, BSPT or NPT
  • Outlet Connection(s)
    1" to 2" BSP
  • Flow Rate
    Refer to Flow Tables on the datasheet
  • Materials
    St. Steel
  • Seal Materials
    Viton® / Nitrile / Silicone / EPDM
  • Test Certification
    Included - supplied Free of charge
Flow Rates:

See datasheet

 

Notes:
  • Relieving pressure is set pressure +10%
  • Reseating pressure is set pressure -20% (0.6 bar below 3.0 bar)
  • Leak Tightness to 90% set pressure to API 527 and in accordance with EN ISO 4126-1.

 

Approvals:
  • Designed in accordance with BS EN ISO-4126-1 & -7
  • PED 2014/68/EU (CE)
  • PE(S)R UK SI 2016 No. 1105 (UKCA)
  • Leak tightness at 90% set pressure to API 527 and in accordance with EN ISO 4126-1

 

Simple Functionality, Profound Impact

Despite their basic operating principles, these valves play a crucial role in various industrial processes, with their impact on safety and reliability being significant.

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Seetru offers a wide range of downloadable datasheets for our products, including safety relief valves, liquid-level gauges, and sight glasses.  These datasheets provide detailed information on the technical specifications, features, and applications of Seetru products.  They are an essential resource for engineers, designers, and other professionals who need to select the right Seetru products for their specific needs.

 

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