ASTM A588 Grade A weathering steel, blended in the modern metallurgy and new mechanisms, new technology and new technology to sustainable development and innovation, one of the world super steel cutting edge of technology level the series of steel. it can reduce use of nudity or simplified or paint, ASTM A588 Grade A weathering steel make component of workblanks corrosion, reducing consumption, saving energy, benefit component makers and users so much.
JIS G3125 ASTM A588 Grade A steel widely used in air preheater, economizer, railway carriage, containers production, bridge building , construction and so on.
A588 grade A Weathering steel chemical composition
Grades
|
Cmax
|
Mn
|
Pmax
|
Smax
|
Si
|
Nimax
|
Cr
|
Cu
|
V
|
A588GR.A
|
0.19
|
0.80-1.25
|
0.04
|
0.05
|
0.30-0.65
|
0.40
|
0.40-0.65
|
0.25-0.55
|
0.02-0.10
|
A588 grade A Weathering resistant steel tensile property request
ASTMA588GradeA
|
Platesandbars
|
Structuralshapes
| ||
＜100mm
|
100-125mm
|
＞125-200
| ||
Tensile strength min MPa
|
485
|
460
|
435
|
485
|
YieldstrengthminMPa
|
345
|
315
|
290
|
345
|
Elongationmin
|
21
|
21
|
21
|
21
|
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