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



N/A Steel


N/A Flange Beams

Nominal Size

N/A 6 x 4 inches

Working Decimal Equivalent

N/A 6.000 x 4.000 inches152.4 x 101.6 mm

Weight lbs/ft

N/A 16 lbs/ft23.810624 kg/m

Depth of Section - A

N/A 6.25 inches158.75 mm

Flange Width - B

N/A 4.030 inches102.362 mm

Average Flange Thickness - C

N/A 0.404 inches10.2616 mm

Web Thickness - D

N/A 0.260 inches6.604 mm

Weight per 40 ft. Length

N/A 640 lbs289.92 kg

Weight per 50 ft. Length

N/A 800 lbs362.4 kg

Weight per 60 ft. Length

N/A 960 lbs434.88 kg

Standard Length

N/A 40 ft50 ft60 ft

Typical Mechanical Properties

Tensile Strength

N/A 56000 to 80000 psi

Min. Yield Strength

N/A 50000 psi

Max. Carbon Content

N/A 0.26

ASTM Specification

N/A ASTM A-36 ASTM A-572