1 Main use
It has high strength, good plastic toughness and weldability and is used in the manufacture of pressure vessels such as petroleum storage tanks.
Product grade: SA516GR55, SA516GR60, SA516GR65, SA516GR70
2 grades and standards
Executive Standard: ASME SA-516/SA-516M-10
3 Technical conditions of supply
3.1 Product Specifications
6~80×1500~4000×L;
3.2 Chemical composition
Table 1 Chemical composition, %
Steel Grade | Size,mm | C | Si | Mn | P≤ | S≤ |
SA516GR55 | ≤12.5 | ≤0.18 | 0.15~0.40 | 0.60~0.90 | 0.035 | 0.035 |
>12.5~50 | ≤0.20 | 0.60~1.20 | ||||
>50~100 | ≤0.22 | |||||
SA516GR60 | ≤12.5 | ≤0.21 | 0.15~0.40 | 0.60~0.90 | 0.035 | 0.035 |
>12.5~50 | ≤0.23 | 0.85~1.20 | ||||
>50~100 | ≤0.25 | |||||
SA516GR65 | ≤12.5 | ≤0.24 | 0.15~0.40 | 0.85~1.20 | 0.035 | 0.035 |
>12.5~50 | ≤0.26 | |||||
>50~100 | ≤0.28 | |||||
SA516GR70 | ≤12.5 | ≤0.27 | 0.15~0.40 | 0.85~1.20 | 0.035 | 0.035 |
>12.5~50 | ≤0.28 | |||||
>50~100 | ≤0.30 |
3.3 Mechanical properties
Table 2 Mechanical properties
Steel Grade | ReL,MPa | Rm,MPa | A200,% |
SA516GR55 | ≥205 | 380~515 | ≥23 |
SA516GR60 | ≥220 | 415~550 | ≥21 |
SA516GR65 | ≥240 | 450~585 | ≥19 |
SA516GR70 | ≥260 | 485~620 | ≥17 |
3.4 Delivery status: Hot rolled or normalized