Technical Specifications

UKAS Accredited Testing

All our testing is carried out by a UKAS accredited test house

Ferrous Materials

We produce materials including cast iron, ductile iron, austempered ductil iron, ni-resist, ni-hard

Non Ferrous Materials

Our non-ferrous materials include aluminium casting alloys and copper casting alloys

Materials Produced

  • Cast Iron
  • Ductile Iron
  • Austempered Ductile Iron (ADI)
  • Ni-Resist
  • Ni-Hard
  • High Chrome wear resistant iron
  • Heat Resistant Compacted Graphite Iron
  • Si-Mol, High Silicon Molybdenum Iron

All our testing is carried out by a PCN level III qualified operator

Non Ferrous Materials

Aluminium Casting Alloys to BS1490

  • LM4 Al-SI5Cu3Mn0.5
  • LM6 Al-SI12
  • LM25 Al-Si7Mg0.5

Copper Casting Alloys to BS1400

  • CT1 CuSn11 - Zinc Free Bronze
  • LB2 CuSn10Pb10 - Leaded Bronze
  • LG2 CuSn5Pb5Zn5 - Gunmetal
  • LG4 CuSn7Pb3Zn2 - Admiralty Gunmetal
  • PB1 CuSn10P - Phosphor Bronze
  • PB2 CuSn11P - Phosphor Bronze

Cast Iron Specification

Grade
UTS N/mm2
HBN
Typical Microstructure
EN-GJL-150
150 - 250
155 - 210
Flake Graphite in Ferrite/Pearlite
EN-GJL-200
200 - 300
175 - 260
Flake Graphite in Pearlite
EN-GJL-250
250 - 300
195 - 275
Flake Graphite in Pearlite
EN-GJL-300
300 - 400
215 - 275
Flake Graphite in Pearlite
EN-GJL-350
350 - 450
235 - 275
Flake Graphite in Pearlite

SG Iron Specification

Wear Resistant Irons

Contact Fowler and Holden

Contact us if you require more information about our technical specifications