*Elements represented in percentage
Element | Chemical CompositionA (heat analysis), % max unless otherwise specified Grades AH/DH/EH32, AH/DH/EH36 and AH/DH/EH40 Deoxidation Killed, Fine Grain PracticeB |
---|---|
C | 0.18 |
Mn | 0.90-1.60C |
Si | 0.10-0.50D |
P | 0.035 |
S | 0.035 |
Al (acid soluble), minE,F | 0.015 |
CbF | 0.02-0.05 |
VF | 0.05-0.10 |
Ti | 0.02 |
Cu | 0.35 |
Cr | 0.20 |
Ni | 0.40 |
Mo | 0.08 |
N | – |
Grade | Tensile Strength, ksi [MPa] |
Yeild Point, min ksi [MPa] |
Elongation in 8 in. [200 mm]A,B, min % | Elongation in 2 in. [50 mm]B,C, min % |
---|---|---|---|---|
AH32, DH32, EH32, FH32 | 64 to 85 [440 to 590] | 46 [315] | 19 | 22 |
AH36, DH36, EH36, FH36 | 71 to 90 [490 to 620] | 51[365] | 19 | 22 |
AH40, DH40, EH40, FH40 | 74 to 94 [510 to 650] | 57[390] | 19 | 22 |