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Materials
Materials - Ferrous

Typical Mechanical Properties for: - Cast Iron.

GREY IRON : to BS 1452 1990

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



Typical Mechanical Properties for:- Ductile Iron (SG).

DUCTILE IRON (S.G.) : to BS 2789 1985

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



Typical Mechanical Properties for:- Alloy Cast Irons.

Alloy Cast Irons : to BS 2789 1985

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


P.S. This list is not exhaustive, if there is a material not listed for your requirements, please contact us to discuss.

Tel: +44 (0)1376 321170 - Fax: +44 (0)1376 348480 Part of the FSEGroup.co.uk Design by www.elephantdesign.co.uk