ASTM A516 Gr 55 steel plate/sheet,ASTM A516 Grade 55 steel plate/sheet, under ASTM standard, we can regard A516 Gr 55 steel plate/sheet/ ASME SA516 GR 55 for simple pressure vessels steel.
A516 Grade 55 steel grade/ SA516 GRADE 55 is used in moderate and lower temperature pressure vessels steel because of the steel material chemical composition and the property in welding.For the reason of excellent notch toughness and weldability of A516 Grade 55, it sells good to large fabricators service in gas & oil plants.The followings are the chemical composition and mechanical properties of ASTM A516Gr.55 steel plate sheet.
ASTM A516Gr.55 chemical composition
| Grade | C | Si | Mn | P | S |
| A516Gr.55 | 0.18-0.26 | 0.13-0.45 | 0.55-1.3 | 0.035 | 0.035 |
The mechanical properties at A 516 Grade 55 steel plate
|
Grade |
Thickness(mm) |
Min Yield (Mpa) |
Tensile(MPa) |
Elongation(%) |
|
A516 Gr.55 |
6mm-40mm |
205Mpa |
380-515Mpa |
27% |
|
40mm-100mm |
205Mpa |
380-515Mpa |
23% |
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