High strength steel plates A514 grade E and High strength steel plates A514 grade H owned high yield strength above 690Mpa and high tensile strength within 760-895Mpa,for steel plate A514 grade e and A514 grade H thickness up to 3/4 inches (20mm),the specification A514/A514M requires Brinell Hardness number 235 to 293.
Steel plate A514GRE have a higher Manganese percentage and no requirement contains for Nickel alloy element.However A514grH have a lower Manganese contains and require 0.3-0.7 % contains for Nickel when offering.
Chemical composition and Mechanical Propertie
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High strength steel materials A514GrE vs A514GrH |
Chemical composition: Heat Analysis Max% |
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Standard |
Grade |
C |
Mn |
P |
S |
Si |
Ni |
Cr |
Mo |
V |
Ti |
B |
|
ASTM A514/A514M |
A514GrE |
0.12-0.20 |
0.4-0.7 |
0.035 |
0.035 |
0.2-0.4 |
/ |
1.4-2.0 |
0.4-0.6 |
/ |
0.01-0.1 |
0.001- 0.005 |
|
ASTM A514/A514M |
A514GrH |
0.12-0.21 |
0.95-1.3 |
0.035 |
0.035 |
0.2-0.35 |
0.3-0.7 |
0.4-0.65 |
0.2-0.3 |
0.03-0.08 |
/ |
0.0005- 0.005 |
|
Mechanical Properties: |
Thickness |
Yield strength |
Tensile strength |
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|
Mpa Min. |
Mpa |
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ASTM A514/A514M |
A514GrE |
T≤65 |
690 |
760-895 |
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ASTM A514/A514M |
A514GrH |
T≤65 |
690 |
760-895 |
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