Copper Bar Stock | McMaster-Carr

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Material

System of Measurement

Thickness

Width

Shape

Length

Diameter

Temper Designation

Temper Rating

Specifications Met

California AB1953

Fed. Spec. QQ-C-390 G3

NACE MR0175/ISO 15156

U.S. Congressional Act

Appearance

Hardness Rating

OD

Certificate Type

Material Certificate with Traceable Lot Number

Tolerance Rating

Fabrication

Thermal Conductivity @ Temperature

17 BTU⋅in/(hr⋅ft²⋅°F) @ 68° F

127 BTU⋅in/(hr⋅ft²⋅°F) @ 68° F

17 BTU/(hr⋅ft⋅°F) @ 68° F

20.5 BTU/(hr⋅ft⋅°F) @ 68° F

21 BTU/(hr⋅ft⋅°F) @ 68° F

22.6 BTU/(hr⋅ft⋅°F) @ 68° F

24.2 BTU/(hr⋅ft⋅°F) @ 68° F

26 BTU/(hr⋅ft⋅°F) @ 68° F

27.1 BTU/(hr⋅ft⋅°F) @ 68° F

33.6 BTU/(hr⋅ft⋅°F) @ 68° F

33.9 BTU/(hr⋅ft⋅°F) @ 68° F

40 BTU/(hr⋅ft⋅°F) @ 68° F

50 BTU/(hr⋅ft⋅°F) @ 68° F

60 BTU/(hr⋅ft⋅°F) @ 68° F

62 BTU/(hr⋅ft⋅°F) @ 68° F

81 BTU/(hr⋅ft⋅°F) @ 68° F

109 BTU/(hr⋅ft⋅°F) @ 68° F

145 BTU/(hr⋅ft⋅°F) @ 68° F

Yield Strength

Less than 10,000 psi

10,000 psi to 19,999 psi

20,000 psi to 99,999 psi

100,000 psi to 199,999 psi

RoHS

Compliant with Exemptions

REACH

Heat Treatable

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

1,711 Products

Raw Materials

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

Tungsten

Our densest metal resists wear and heat to make end mills, heat shields, electrodes, and more

Plastic

A lightweight alternative to metal and glass

Carbon

An electrical conductor that’s often used in electronics and sensors

Fabricating and Machining

Casting Metals

Melt and pour into molds to make metal parts and prototypes

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)