DIN 1693-1 Grade GGG-40.3 cast condition

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Description

GGG-40.3, a cast iron material with nodular graphite with ensured notch impact energy at -20 °C and high toughness. Use for spring rockers, engine housings for rope hoists, water pump cases, bodies for machine tools, like stand, framework, housing, cross beams.

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Ashby charts

See where DIN 1693-1 Grade GGG-40.3 cast condition falls on the material property chart for Density against Elastic modulus in your materials selection and design process. Our Ashby charts are interactive with more technical data upon clicking. Sign up to get access to this premium feature for free.

Properties

General

Density

ρ

7.15 g/cm³ at 20 °C

Typical for Ductile (Nodular) Cast Iron

Mechanical

Elastic modulus

E

165 - 180 GPa at 20 °C

Show Ductile (Nodular) Cast Iron materials with Elastic modulus of 165 - 180 GPa at 20 °C

Typical for Ductile (Nodular) Cast Iron

Elongation

A

18 % at 20 °C

Show Ductile (Nodular) Cast Iron materials with Elongation of 18 % at 20 °C

Hardness, Brinell

HB

120 - 165 [-] at 20 °C

Show Ductile (Nodular) Cast Iron materials with Hardness, Brinell of 120 - 165 [-] at 20 °C

Poisson's ratio

ν

0.27 - 0.29 [-] at 20 °C

Show Ductile (Nodular) Cast Iron materials with Poisson's ratio of 0.27 - 0.29 [-] at 20 °C

Shear modulus

G

63 - 66 GPa at 20 °C

Show Ductile (Nodular) Cast Iron materials with Shear modulus of 63 - 66 GPa at 20 °C

Typical for Ductile (Nodular) Cast Iron

Tensile strength

Rm

400 MPa at 20 °C

Show Ductile (Nodular) Cast Iron materials with Tensile strength of 400 MPa at 20 °C

Yield strength

YS

250 MPa at 20 °C

Show Ductile (Nodular) Cast Iron materials with Yield strength of 250 MPa at 20 °C

Thermal

Coefficient of thermal expansion

α

1.28E-5 1/K at 100 °C

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Specific heat capacity

cp

460 - 527 J/(kg·K) at 20 °C

Typical for Cast Iron

Thermal conductivity

λ

38 W/(m·K) at 100 °C

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Chemical properties

Element

Weight %

Comment

C

3.5 - 3.8 %

Si

2 - 3 %

Mn

0.4 %

P

0.1 %

Mg

0.06 - 0.12 %

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This material data has been provided by WIAM.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.