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-36 and A-572.
Standard lengths 20' and 40'
Unit of Measure

Specifications

Material

Steel

Shapeform

Structural Angles

Size

4 x 3 x 1/2 inches

Working Decimal Equivalent

4.000 x 3.000 x 0.500 inches101.6 x 76.2 x 12.7 mm

Size - A

4 inches

Size - B

3 inches

Size - C

1/2 inches

Estimated Weight

11.1 lbs/ft16.5186204 kg/m

Estimated Weight per 20 ft. Length

222 lbs100.566 kg

Estimated Weight per 30 ft. Length

333 lbs150.849 kg

Estimated Weight per 40 ft. Length

444 lbs201.132 kg

Standard Length

20 ft40 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