S.No. | Gray Iron Grade | Single Specimen Tensile Strength | Wall Thickness/ mm | Gray iron Castings Tensile Strength |
---|---|---|---|---|
1 | HT 150 | 150 | >2.5~10 >10~20 >20~30 >30~40 |
175 145 130 120 |
2 | HT 200 | 200 | >2.5~10 >10~20 >20~30 >30~40 |
220 195 170 160 |
3 | HT 250 | 250 | >4.0~10 >10~20 >20~30 >30~50 |
270 240 220 200 |
4 | HT 300 | 300 | >10~20 >20~30 >30~50 |
290 250 230 |
5 | HT 350 | 350 | >10~20 >20~30 |
290 260 |
S.No. | Gray Iron Grade | Single Specimen Tensile Strength | Wall Thickness/ mm | Gray iron Castings Tensile Strength |
---|---|---|---|---|
1 | HT 150 | >20~40 >40~80 >80~150 >150~300 |
120 105 90 80 |
|
2 | HT 200 | >20~40 >40~80 >80~150 >150~300 |
165 145 130 120 |
|
3 | HT 250 | >20~40 >40~80 >80~150 >150~300 |
205 180 165 150 |
|
4 | HT 300 | >20~40 >40~80 >80~150 >150~300 |
245 215 195 180 |
|
5 | HT 350 | >20~40 >40~80 >80~150 >150~300 |
285 255 255 205 |