Range of Material Properties
Gray Iron Specifications
|
| Specifying Body |
Spec. No. |
Class or Grade |
Tensile Strength |
Brinell Hardness |
Heat Treatment |
| SAE ASTM |
J431 A-159-83 |
G-2500 |
25,000 |
170-229 |
Not Required but optional if requested. |
| G-3000 |
30,000 |
187-241 |
| G-3500 |
35,000 |
207-255 |
| G-4000 |
40,000 |
217-269 |
| DIN |
1691 |
GG30 |
43,500-58,000 |
180-250 |
Not Required |
|
| Ductile Iron Specifications |
| Specifiying Body |
Spec. No. |
Class or Grade |
Tensile Strength |
Brinell Hardness |
Heat Treatment |
| SAE ASTM |
J434 A539-84 |
D4108 60-40-18 |
60,000 |
170 MAX |
May Be Annealed |
| D4512 65-45-12 |
65,000 |
156-217 |
Not Required |
| D5506 80-55-06 |
80,000 |
187-255 |
Not Required |
| D7003 100-70-03 |
100,000 |
241-302 |
May be Normalized |
| D Q & T 120-90-02 |
120,000 |
As Specified |
Quenched and Tempered |
|
| Austempered Ductile Iron Specifications |
| Specifying Body |
Spec. No. |
Class or Grade |
Tensile Strength |
Brinell Hardness |
Heat Treatment |
| ASTM |
A897-90 |
125-80-10 |
125,000 |
269-321 |
Castings produced to this specification shall be heat treated by an Austempering process. |
| 150-100-07 |
150,000 |
302-363 |
| 175-125-4 |
175,000 |
341-444 |
| 200-155-1 |
200,000 |
388-477 |
| 230-185 |
230,000 |
444-555 |
 |