GREY IRON : to BS 1452 1990 |
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Grade | Tensile Strength | Typical Hardness
HB | BS 1452
1961
(Equivalent) | N/mm2 | Tonnes/in2 | 150 | 150 | 10 | 140 - 200 | 10 | 180 | 180 | 12 | 150 - 200 | 12 | 220 | 220 | 14 | 160 - 210 | 14 | 250 | 250 | 17 | 170 - 240 | 17 | 300 | 300 | 20 | 190 - 270 | 20 | 350 | 350 | 23 | 200 - 280 | 23 |
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DUCTILE IRON (S.G.) : to BS 2789 1985 |
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Grade | Tensile Strength | Elongation
% | Typical Hardness
HB | BS 2789
1961
(Equivalent) | N/mm2 | Tonnes/in2 | 400/18 | 400 | 25.9 | 18 | <179 | SG 24/17 | 420/12 | 420 | 27.2 | 12 | <212 | SG 27/12 | 500/7 | 500 | 32.4 | 7 | 170 - 241 | SG 32/7 | 600/3 | 600 | 38.9 | 3 | 192 - 269 | - | 700/2 | 700 | 45.3 | 2 | 229 - 302 | SG 42/2 |
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| Alloy Cast Irons : to BS 2789 1985 |
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Type | Tensile Strength | Typical Hardness
HB | Characteristics and Uses | N/mm2 | Tonnes/in2 | Ni - Hard | - | - | 600 | Used to resist severe Abrasion | Ni - Resist | 216 | 14 | 130 | Non-Magnetic and Corrosion Resistant | Ni-Cr-Mo Iron | 371 | 24 | 300 | Hard, Strong and Tough, used for Crankshafts |
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P.S. This list is not exhaustive, if there is a material not listed for your requirements, please contact us to discuss.
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