Steel Rounds | McMaster-Carr

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System of Measurement

Diameter

Shape

Length

Material

Tolerance Rating

Fabrication

Hardness Rating

Steel Grade

1005-1026 Low-Carbon Steel

1008 Low-Carbon Steel

1008-1010 Low-Carbon Steel

1010 Low-Carbon Steel

1018 Low-Carbon Steel

1020 Low-Carbon Steel

1026 Low-Carbon Steel

Mechanical Finish

Yield Strength

40,000 psi to 49,999 psi

50,000 psi to 99,999 psi

100,000 psi to 199,999 psi

200,000 psi or greater

Hardness

Specifications Met

Heat Treatment

Wall Thickness

Appearance

Thickness

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Not Compliant

Maximum Hardness After Heat Treatment

Heat Treatable

Width

3,372 Products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

3,055 products

Fluid Handling

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

120 products

Power Transmission

Shafts

Transmit power, motion, and speed between machine components

109 products

Fastening and Joining

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

21 products

Measuring and Inspecting

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

56 products

Bore Gauges

Insert into a hole and expand the contacts to measure diameter

2 products

Facility and Grounds Maintenance

Rebar

Reinforces concrete to reduce the chance it will crack from expansion and contraction

9 products

Fabricating and Machining

Lathe Tool Blanks

Machine custom lathe tool bits

4 products