Structural Steel Shapes are usually ordered as specification ASTM-A36.

This Standard of the American Society for Testing and Materials is issued under the designation A-36.

All size available as hot dipped galvanized

Conforms to A-992, A-36 and A-572-GR50.
Standard lengths 40', 50', 60'
Unit of Measure

Specifications

Material

Steel

Shapeform

Flange Beams

Nominal Size

12 x 12 inches

Working Decimal Equivalent

12.000 x 12.000 inches304.8 x 304.8 mm

Weight lbs/ft

72 lbs/ft107.147808 kg/m

Depth of Section - A

12.25 inches311.15 mm

Flange Width - B

12.040 inches305.816 mm

Average Flange Thickness - C

0.671 inches17.0434 mm

Web Thickness - D

0.430 inches10.922 mm

Weight per 40 ft. Length

2880 lbs1304.64 kg

Weight per 50 ft. Length

3600 lbs1630.8 kg

Weight per 60 ft. Length

4320 lbs1956.96 kg

Standard Length

40 ft50 ft60 ft

Typical Mechanical Properties

Tensile Strength

56000 to 80000 psi

Min. Yield Strength

50000 psi

Max. Carbon Content

0.26

ASTM Specification

ASTM A-36 ASTM A-572