Chinese-made American standard steel plate grades ASTM SA517 classE Chemical composition of pressure vessel plates&Mechanical properties
ASTM SA517 classE Approaching Steel Plate Grade Lookup Table

ASTM SA517 classE  Chemical composition

Grade Chemical composition Remark
C Mn Si S P Cr Mo Ni V B Ti Cu Nb Zr …
SA517 classE Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis ≤0.035 ≤0.035 Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis 0.0005-0.005 Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis Smelting
Analysis		 Finished Product Analysis
0.12-1.20 0.10-0.22 0.40-0.70 0.35-0.78 0.10-0.40 0.08-0.45 1.40-2.00 1.34-2.06 0.40-
0.60		 0.36
-0.64		 0.01-0.10 0.005-0.11

ASTM SA517 classE  Mechanical properties

Grade Mechanical properties Remark
ReH Rm KV₂ Elongation（%） Area reduction
(Circular sample)		 Area reduction
(Rectangular specimen)
SA517 classE Steel plate thickness
≤2.5inch
（65mm）		 Steel plate thickness＞
2.5inch~6inch
（65~150mm）		 Steel plate thickness
≤2.5inch
（65mm）		 Steel plate thickness＞
2.5inch~6inch（65~150mm）		 Steel plate thickness
≤2.5inch
（65mm）		 Steel plate thickness＞
2.5inch~6inch（65~150mm）		 Steel plate thickness
≤2.5inch
（65mm）		 Steel plate thickness＞
2.5inch~6inch（65~150mm）		 Steel plate thickness
≤2.5inch
（65mm）		 Steel plate thickness＞
2.5inch~6inch（65~150mm）
690 620 795-930 725-930 ≥16 ≥14 ≥35 ≥45 ≥45