Grade SA515 Grade 65
Corresponding Standard ASME SA-515/SA-515M-2023
Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature Service
Classification Carbon Steel
SA515 Grade 65 Chemical Element Composition Content (%)
  Component C Si Mn P S
t≤25 Minimum Value - 0.15 - - -
Maximum Value 0.28 0.4 0.9 0.025 0.025
• For each reduction of 0.01 percentage point below the specified maximum for carbon, an increase of 0.06 percentage point above the specified maximum for manganese is permitted, up to a maximum of 1.50 % by heat analysis and 1.60 % by product analysis.
• Plate thickness 25 < t≤50mm, 50 < t≤100mm, 100 < t≤200mm, t > 200, carbon content is: ≤0.31%, ≤0.33%, ≤0.33%, ≤0.33%
SA515 Grade 65 Mechanical Properties
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
450~585 ≥240 L0=200: ≥23
L0=50: ≥23
• See Specification A20/A20M for elongation adjustment.

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