Class 300 Galvanised BSP High Pressure Fittings

FSG-(inital of fitting)2TBsize DN

  • Size Range: DN6 to DN80
  • High Pressure BSP Screwed Fittings Class 300
  • Material: Malleable Iron to ASTM A197
  • Finish: Hot Dipped Galvanised to AS/NZS 4792
  • UL Listed
  • Approved

pdf-iconSpecification Sheets

tickApprovals & Certifications

  • Approval TBA


Class 300 Galvanised BSP High Pressure Fitting Specifications

Standard Specification
Material ASTM A 197 Malleable IronAS/NZS 4792 Hot Dipped Galvanised
Dimension ANSI B16.3 Malleable Iron Thread FittingsANSI B 16.4 Ferrous Pipe Plugs, Bushing Etc.ANSI B 16.39 Malleable Iron Thread Pipe Unions
Threads ANSI/ ASME B.1.201. BSP
Physical Properties
Tensile Strength 28.0kgs/ mm2 .min. or 40,000 psi (275 Mpa)
Elongation 5% min
Hardness 140 Brinnell Max.

Pressure – Temperature Rating (psi)Class 300 (NPS)Temperature °F: -20 – 150 Note: Working Pressure Drops as Temperature Increases, Correct Thread Sealant Must Be Used.
DN6-25 2,000 psi
DN30-50 1,500 psi
DN65-80 1,000 psi