ASTM F1554 grade 36 anchor bolts are manufactured from A36, low carbon steel. This is your standard, run-of-the-mill bolt grade covering anchor bolts in diameters ranging from 1/4" through 4". In August of 2007, F1554 grade 36 replaced ASTM A307 grade C which also covered mild steel anchor bolts.

Mechanical Requirements

Grade IdentificationSize,

Inches

Tensile,

ksi

Yield,

ksi min

Yield,

MPa min

Elong. %

min

Reduction of

Area %, min

36 1/4 - 4 58 - 80 36 248 23 40

1Color coding (blue) is required while permanent stamping with manufacturer's identification and grade designation are supplementary requirements.

Nuts and Washers

Grade IdentificationSize,

Inches

Recommended A563 Nut

WasherPlain FinishHot-Dip or Mechanical Zinc

Coated

Grade Style Grade Style

36

1/4 - 1-1/2 A Hex A Hex

F4361-5/8 - 4 A

Heavy

HexA Heavy Hex

For additional compatible nuts see the Nut Compatibility Chart.