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Grade A517 Grade E
Corresponding Standard ASTM A517/A517M-2017(R2023)
Pressure Vessel Plates, Alloy Steel, High-Strength, Quenched and Tempered
Classification Alloy Steel
A517 Grade E Chemical Element Composition Content (%)
  Component C Si Mn P S Cr Mo Ti B
熔炼 Minimum Value 0.12 0.1 0.4 - - 1.4 0.4 0.01 0.001
Maximum Value 0.2 0.4 0.7 0.025 0.025 2 0.6 0.1 0.005
  Component C Si Mn P S Cr Mo Ti B
成品 Minimum Value 0.1 0.08 0.35 - - 1.34 0.36 0.005 0.001
Maximum Value 0.22 0.45 0.78 0.025 0.025 2.06 0.64 0.11 0.005
A517 Grade E Mechanical Properties
thickness
t
mm		 Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Reduction of Area
ψ
%
t≤65 795~930 ≥690 L0=50mm: ≥16 ≥35 (Rectangular)
≥45 (Circular)
65＜t≤150 725~930 ≥620 L0=50mm: ≥14 ≥45 (Circular)

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