Fonderie Saguenay are a jobbing shop specializing in producing components in materials such as gray iron and ductile iron.
Comparison of Mechanical Properties of Cast Iron with Steel Castings
The following table has been compiled to assist with the selection of the ideal grade of cast iron for your castings. Data for cast steels is also provided for comparison purposes.
| Property |
Gray Iron
|
Ductile Iron
|
Low Carbon Steel Casting
|
Low Alloy Steel Casting
|
| Tensile strength (Ksi) [U] |
25 to 50
|
60 to 100
|
70
|
90
|
| Yield strength (Ksi) |
|
40 to 60
|
45
|
60
|
| Elongation (%) [EL] |
<1
|
20
|
26
|
23
|
| Hardness (BHN) |
160 to 210
|
170 to 220
|
120 to 160
|
180 to 220
|
| IN IMPACT MODE (Typical values) |
|
|
|
|
| Charpy test - V-shaped notch [J] at 200C |
1.5-7
|
12-20
|
25-50
|
60-120
|
| Crack growth resistance (MPa m) |
11-19
|
45-100
|
50-175
|
50-175
|
This information has been sourced, reviewed and adapted from materials provided by Fonderie Saguenay.
For more information on this source, please visit Fonderie Saguenay.