ASTM A516/A516M-05 Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service
Four grades are contained in this specification:
| Grade | Tensile Strength, ksi |
|---|---|
| 55 | 55-75 |
| 60 | 60-80 |
| 65 | 65-85 |
| 70 | 70-90 |
Mechanical Properties
| Property | Grade 55 | Grade 60 | Grade 65 | Grade 70 |
|---|---|---|---|---|
| Tensile strength, ksi | 55-75 | 60-80 | 65-85 | 70-90 |
| Yield strength, ksi | 30 | 32 | 35 | 38 |
| Elongation in 8 in, % | 23 | 21 | 19 | 17 |
| Elongation in 2 in, % | 27 | 25 | 23 | 21 |
Chemical Properties
Values are aggregated across all sizes.
| Element | Grade 55 | Grade 60 | Grade 65 | Grade 70 |
|---|---|---|---|---|
| Carbon | 0.18-0.26 | 0.21-0.27 | 0.24-0.29 | 0.27-0.31 |
| Manganese | 0.60-1.30 | 0.60-1.30 | 0.79-1.30 | 0.79-1.30 |
| Phosphorus | 0.035 | 0.035 | 0.035 | 0.035 |
| Sulfur | 0.035 | 0.035 | 0.035 | 0.035 |
| Silicon | 0.13-0.45 | 0.13-0.45 | 0.13-0.45 | 0.13-0.45 |