ASTM A285 Grade A

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General Product Description

ASTM A285 is a specification for low and intermediate tensile strength carbon steel plates of pressure vessel quality for welded pressure vessel applications. The specification covers three grades, A, B, and C, which have different strength levels. ASTM A285 Grade A has a tensile strength range of 45-65 ksi.

Dimension Range

Grade	Product type	Thickness (in)	Width (in)	Length (in)
Grade A	Plate	0.185 - 2.00	75 - 129.9	154 - 590

Grade

Grade A

Product type

Plate

Thickness
(in)

0.185 - 2.00

Width
(in)

75 - 129.9

Length
(in)

154 - 590

Mechanical Properties

Tensile testing is performed in the transverse direction.

Grade	Thickness (in)	Yield strength (min ksi)	Tensile strength (ksi)	Elongation in 2" ¹⁾ (min %)	Elongation in 8" ¹⁾ (min %)
Grade A	0.185 - 2.00	24	45 - 65	30	27

Grade

Grade A

Thickness
(in)

0.185 - 2.00

Yield strength
(min ksi)

Tensile strength
(ksi)

45 - 65

Elongation in 2" ¹⁾
(min %)

Elongation in 8" ¹⁾
(min %)

¹⁾ See specification A20 for elongation adjustment.