Channel ASTM Standard

ASTM	Grade	Minimum yield strength	Type	Useabality

ASTM A36/A36M

A36

36 ksi / 250 MPa

Carbon Structural Steel

General structural steel

ASTM A572/A572M

Grade 50

50 ksi / 345 MPa

High-Strength Low-Alloy Steel

For building, bridge and heavy-duty structural applications

ASTM A572/A572M

Grade 42

42 ksi / 290 MPa

HSLA

General structure

ASTM A572/A572M

Grade 60

60 ksi / 415 MPa

HSLA

High-strength structure

ASTM A529/A529M

Grade 50

50 ksi / 345 MPa

High-Strength Carbon-Manganese Steel of Structural Quality

Building structure

ASTM A588/A588M

Grade 50

50 ksi / 345 MPa

Atmospheric Corrosion Resisting Steel

for outdoor, bridge and atmospheric corrosion-resisting structural applications

ASTM A992/A992M

Grade 50

50 ksi / 345 MPa

Structural Steel for Building Structure

Main steel structure