4.00″ 1018 CR Steel Round

$211.00$1,095.00

SKU: b1fccbe9f48d

Specifications

Introducing the 1018 CR Steel Round, the ideal choice for high-precision projects. Crafted from premium 1018 cold-rolled steel, this round bar offers exceptional machinability, a smooth finish, and enhanced mechanical properties. Perfect for shafts, gears, and precision components, it ensures consistent performance and excellent weldability. Trust the 1018 CR Steel Round for reliable strength and quality in all your manufacturing and fabrication needs.

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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