1.25″ x 2.00″ 1018 CR Flat Bar

$78.00$404.00

SKU: 1b94abb2bd9d

Specifications

Introducing the 1018 Cold Rolled Steel Flat Bar, crafted for precision and durability. Made from high-quality 1018 cold-rolled steel, this flat bar offers excellent machinability and surface finish. Ideal for a variety of applications including brackets, frames, and ornamental work, it provides reliable performance and easy weldability. With its consistent dimensions and smooth edges, the 1018 Cold Rolled Steel Flat Bar ensures versatility and strength in your projects.

Mechanical Properties

Ultimate Tensile Strength 85,000
Yield Strength 70,000
Brinell Hardness 167
Elongation 28% in 2
Machinability and Weldability
Machinability is rated at 78% of B1112. Average cutting speed 130 ft/min. This grade is easily welded by all welding processes including gas, air, and submerges arc, and the resultant welds and joints are of extremely high quality. Preheat and post-weld heating is generally not necessary.
Tolerances
Rounds
Up to 1-.25" incl. -0.002
Over 1-1/2 to under 2-1/2 -0.003
Over 2-1/2 to 4" incl. -0.004
Over 4 to 6" incl. -0.005
Over 6 to 8" incl. -0.006

Squares Hex
Up to .75" incl. -0.002 -0.002
Over 3/4 to 1-1/2 incl. -0.003 -0.003
Over 1-1/2 to 2-1/2 incl -0.004 -0.004
Over 2-1/2 to 4" incl -0.005 -0.005
Over 4 to 5" incl -0.010 -

Flats (Width in Inches)*
Up to 3/4 incl -0.003
Over 3/4 to 1-1/2 incl -0.004
Over 1-1/2 to 3" incl -0.005
Over 3 to 4" incl -0.006
Over 4 to 6" incl -0.008
Over 6" -0.013

*Width governs the tolerances for both width and thickness of flats. For example, for a flat 1 x 2", the width and thickness tolerance is +.000" / -.005"

Technical Specifications

ASTM A29
ASTM A108

Chemistry

C0.15-0.2
Mn0.6-0.9
P0.04
S0.05
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