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SA516 Gr70 Plate

SA516 Gr70 Plate

A well-known steel plate grade known as SA516 Gr70 Plate is made primarily to satisfy the needs of pressure vessel applications. This plate, which is produced in compliance with the global standard ASME SA516, is the top choice across a variety of sectors because of its remarkable strength, toughness, and dependability. The main characteristics, mechanical characteristics, and applications of SA516 Gr70 Plate will be discussed in this article, with an emphasis on its importance in the manufacture of pressure vessels.
Carbon steel plate SA516 Gr70 is primarily employed in the construction of pressure vessels across numerous industries. It can survive high pressure settings thanks to its exceptional tensile and yield strength, which are well known for them. The plate’s exceptional mechanical qualities and toughness are a result of its manufacturing process, which features a tiny grain structure. The SA516 Gr70 Plate is offered in a variety of thicknesses and widths to meet the needs of various applications.
Pressure vessel applications benefit from the mechanical qualities of SA516 Gr70 Plate. A minimum tensile strength of 70 ksi (485 MPa), a minimum yield strength of 38 ksi (260 MPa), and a minimum elongation of 17% are among the usual mechanical characteristics. In order to guarantee a minimum impact energy of 27 Joules at -50°C, the plate also goes through impact testing (Charpy V-Notch). These characteristics are essential for withstanding high pressure situations and abrupt temperature fluctuations.
As required by the ASME SA516 standard, which establishes the specifications for carbon steel plates used in pressure vessel construction, SA516 Gr70 Plate complies with high quality criteria. This guarantees that the plate is produced precisely and in accordance with detailed requirements. The primary component of SA516 Gr70 Plate is carbon steel, which has a low carbon content to improve formability and weldability. Its exceptional strength, impact resistance, and corrosion resistance are all results of rigorous engineering.
Utilizing cutting-edge manufacturing techniques, such as hot rolling or controlled rolling, SA516 Gr70 Plate is created with the appropriate mechanical qualities and fine grain structure. Additionally, the plate is put through a number of quality control checks, such as chemical analysis, mechanical testing, and dimension and surface quality inspection. These procedures guarantee that each plate satisfies the necessary criteria for performance, dependability, and quality.

SA516 Gr70 Plate Specifications

Carbon (C)0.27% – 0.31%
Manganese (Mn)0.85% – 1.20%
Phosphorus (P)0.025% (maximum)
Sulfur (S)0.025% (maximum)
Silicon (Si)0.15% – 0.40%
Tensile Strength70 to 90 ksi (485 to 620 MPa)
Yield Strength38 ksi (260 MPa)
Elongation in 2″17% (minimum)
Elongation in 8″21% (minimum)
Impact Test (Charpy V-Notch)27 Joules (20 ft-lbf) at room temperature
Thickness Range4mm – 150mm
Width Range1,500mm – 3,500mm
Heat TreatmentNormalized
Quality StandardsASME SA516/ASTM A516, ASME SA20/ASTM A20

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