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ASTM A709
Commercial steel

ASTM A709

The ASTM A709 is the Standard Specification for Structural Steel for Bridges and encompasses carbon, high-strength low-alloy, and quenched and tempered alloy steels used as structural plates in the construction of bridges.  SSAB offers the following five grades of A709;  36, 50, 50W, HPS 50W and HPS 70W.  The three weather grades of 50W, HPS 50W, and HPS 70W  have an ASTM G101 enhanced Atmospheric Corrosion Resistance Index of ≥6.0.

PRODUCT NAME
USED FOR
DIMENSIONS
DATA SHEET
PRODUCT NAME
ASTM A709 GR 36
USED FOR

Structural

DIMENSIONS

T: 0.1875 - 3 Inches

W: Up to 120 Inches

L: Up to 1200 Inches

DATA SHEET

English

PRODUCT NAME
ASTM A709 Gr 50
USED FOR

Structural

DIMENSIONS

T: 0.1875 - 3 Inches

W: Up to 120 Inches

L: Up to 1200 Inches

DATA SHEET

English

PRODUCT NAME
ASTM A709 Gr 50W
USED FOR

Weathering Steel

DIMENSIONS

T: 0.1875 - 3 Inches

W: Up to 120 Inches

L: Up to 1200 Inches

DATA SHEET

English

PRODUCT NAME
ASTM A709 GR HPS 50W
USED FOR

Weathering Steel

DIMENSIONS

T: 0.5 - 2 Inches

W: Up to 120 Inches

L: Up to 1200 Inches

DATA SHEET

English

PRODUCT NAME
ASTM A709 GR HPS 70W
USED FOR

Weathering Steel

DIMENSIONS

T: 0.75 - 2 Inches

W: Up to 120 Inches

L: Up to 1176 Inches

DATA SHEET

English