SA516Gr70 Pressure Vessel Steel Plate
SA516 Gr70 pressure vessel steel plate under ASTM A516 standard. It owns reliable low-temperature toughness and great weldability, widely used for boilers, storage tanks, heat exchangers and chemical pressure vessels. MTC certificate and UT ultrasonic test available, custom cutting service supported.
SA516Gr70 Pressure Vessel Steel Plate
SA516Gr70 pressure vessel steel plate is carbon steel plate designed for moderate and lower temperature service in boilers and pressure vessels, following ASTM A516 standard. It features excellent notch toughness, stable mechanical performance and good weldability, widely recognized in oil, gas, chemical and power industries. SA516 Grade 70 is the most popular grade among the SA516 series.
Product Parameters
| Product Name | SA516 Gr70 Pressure Vessel Steel Plate |
| Standard | ASTM A516 / ASME SA516 Grade 70 |
| Thickness Range | 6mm – 150mm |
| Width | 1200mm – 2500mm |
| Length | 2000mm – 12000mm, custom cut available |
| Surface | Hot rolled black surface, shot blasting, painting optional |
| Test | UT ultrasonic testing available upon request |
Chemical Composition
| Grade | C ≤ | Mn | P ≤ | S ≤ | Si |
|---|---|---|---|---|---|
| SA516 Gr70 | 0.28 | 0.85–1.20 | 0.035 | 0.035 | 0.15–0.40 |
Mechanical Properties
| Grade | Yield Strength (MPa) | Tensile Strength (MPa) | Elongation | Charpy Impact |
|---|---|---|---|---|
| SA516 Gr70 | ≥260 | 485–620 | ≥17% | Low temperature impact optional |
Application Scope
SA516 Gr70 steel plate is mainly used for manufacturing pressure vessels, storage tanks, boiler shells, heat exchangers, reactor equipment and gas separation equipment. It is the preferred material for petrochemical, natural gas, fertilizer plant and power station projects requiring low-temperature impact resistance.
Equivalent Grade Reference
SA516Gr70 equivalent grades include P265GH, Q245R, which are widely used for pressure vessel fabrication in different regional standards.
We supply SA516 Gr70 plate with official MTC mill test certificate. UT inspection, cutting, drilling, blasting and anti-rust coating services are supported. Strict quality control, stable stock and competitive pricing for bulk orders.
