ASTM Steel Grade Reference

Carbon

• ASTM A36 — Carbon Structural Steel, Fy 32–36 ksi

High-Strength Low-Alloy (HSLA)

• ASTM A992 — Structural Steel Shapes, Fy 50 ksi
• ASTM A572 — High-Strength Low-Alloy Columbium-Vanadium Structural Steel, Fy 42–65 ksi
  Gr 42Gr 50Gr 55Gr 60Gr 65
• ASTM A529 — High-Strength Carbon-Manganese Structural Steel, Fy 50–55 ksi
  Gr 50Gr 55
• ASTM A913 — HSLA Structural Steel Shapes, Quenched and Self-Tempered (QST), Fy 50–80 ksi
  Gr 50Gr 60Gr 65Gr 70Gr 80

Weathering (Atmospheric-Corrosion-Resistant)

• ASTM A588 — High-Strength Low-Alloy Weathering Structural Steel, Fy 42–50 ksi
• ASTM A847 — Cold-Formed Welded HSS with Atmospheric Corrosion Resistance (Weathering HSS), Fy 50 ksi
• ASTM A242 — High-Strength Low-Alloy Weathering Structural Steel (Legacy), Fy 42–50 ksi

Bridge

• ASTM A709 — Structural Steel for Bridges, Fy 36–100 ksi
  Gr 36Gr 50Gr 50SGr 50WGr 50CRGr QST 50Gr QST 50SGr QST 65Gr QST 70Gr HPS 50WGr HPS 70WGr HPS 100W

Hollow Structural Section (HSS)

• ASTM A500 — Cold-Formed Welded and Seamless Carbon Steel Structural Tubing (HSS), Fy 42–50 ksi
  Gr BGr C
• ASTM A501 — Hot-Formed Welded and Seamless Carbon Steel Structural Tubing (HSS), Fy 36–50 ksi
  Gr AGr B
• ASTM A1085 — Cold-Formed Welded Carbon Steel HSS (Tight-Tolerance), Fy 50 ksi
  Gr A

Pipe

• ASTM A53 — Pipe, Steel, Black and Hot-Dipped Galvanized, Welded and Seamless, Fy 30–35 ksi
  Gr AGr B
• ASTM A252 — Welded and Seamless Steel Pipe Piles, Fy 30–45 ksi
  Gr 1Gr 2Gr 3

Comparisons

• A36 vs A572 Grade 50 vs A992

  side by side, with Fy and Fu

• A36 vs A992

  side by side, with Fy and Fu

• A500 Grade B vs Grade C

  side by side, with Fy and Fu

• A572 Grade 50 vs A992

  side by side, with Fy and Fu

Related tools

• ASTM Structural Steel Grades Reference

  Fy, Fu and applicable members for each ASTM specification

• Steel Shape Properties Table

  search and compare W, HP, S, M, C, MC, L, WT, HSS and pipe sections

• Bolt Tensile & Shear Capacity Calculator

  allowable tension and shear by grade, diameter and bolt count

• Fillet Weld Strength Calculator

  capacity of a fillet weld by leg size, length and electrode

• AISC Shape Reference

  dimensions and section properties, browsable by series

The full specification

Chemistry, tolerances, coatings, galvanizing, weldability, availability and substitutions for every spec: ASTM 101 (STL+).