COPPER ALLOY 101/102/103

Our current inventory stocks the Copper alloy 101 and other oxygen-free alloys as well. We welcome any opportunity in Copper you may require in the foil and sheet gauges. Additionally, we stock Copper Foil and Copper Sheet metal in thicknesses of 0.004 to 0.100 inches in a variety of tempers. Our copper slitting capabilities range from the narrowest of 3/8th inch wide on all items and as wide as 36 inches wide in certain copper foil gauges. In most cases, our Copper stock is 24 inches wide on all other gauges.

Comet Metals Inc carries a wide variety of specialty metals in an assortment of alloys, gauges, widths, tempers and coil sizes. We pride ourselves on fast service, dependability and quality products, at the right price! Rush deliveries, same day shipping on stock items, and overnight delivery are available all from our Solon, OH location.

  • Copper Alloy 101

Comet Metals welcomes any opportunity in Copper Foil,  Copper Coil or sheet products that you may require. Call us at 888-539-5602 today for a quote and learn for yourself  how Comet Metals can assist you in your converter projects. The specifications shown on these pages are not for design purposes.

Download Copper Alloy Guide

Download Square Feet Conversion Chart

Alloy Class:Coppers
Alloy Name:OFE Copper (Certified)
ASTM Standards:B-152
CDA Number:101
Finish:Standard Finishes
Temper: Most Tempers
Thickness: 0.004 to 0.100 in
Width:0.375 to 36 in
Copper (Cu):99.99% (Min.)
Nickel (Ni): -
Oxygen (O2):0.001% (Max.)
Phosphorus (P):-
Tin (Sn):-
Zinc (Zn):-
Coefficient of Thermal Expansion: *9.8 Inches/inch/°F x 1,000,000
Density: **0.323 lbs./
Electrical Conductivity: *** 101 % IACS
Elongation (1/4 Hard):13 to 33
Elongation (3/4 Hard):5 to 24
Elongation (Annealed): ✦20 to 50
Elongation (Extra Hard):3 to 5
Elongation (Hard):3 to 16
Elongation (Spring):2 to 4
Hard Elongation (Extra Spring Hard):3 (Max)
Modulus Of Elasticity: ⁑17 x 1,000,000 psi
Rockwell (1/2 Hard):43 to 47
Rockwell (1/4 Hard): 18 to 51
Rockwell (3/4 Hard):47 to 49
Rockwell (Annealed): ↠F 75 (Max)
Rockwell (Extra Hard):56 to 64
Rockwell (Extra Spring):61 (Min)
Rockwell (Hard):54 to 62
Rockwell (Spring):60 to 66
Tensile Strength (1/2 Hard):37 to 46 x 1000 psi
Tensile Strength (1/4 Hard):34 to 42 x 1000 psi
Tensile Strength (3/4 Hard):41 to 50 x 1000 psi
Tensile Strength (Annealed): ✧26 to 38 x 1000 psi
Tensile Strength (Extra Hard):47 to 546 x 1000 psi
Tensile Strength (Extra Spring Hard):52 (Min) x 1000 psi
Tensile Strength (Hard):43 to 52 x 1000 psi
Tensile Strength (Spring):50 to 58 x 1000 psi
Thermal Conductivity: ♦226 BTU/sq.ft/hr/°F
Yield Strength (1/2 Hard):6 to 13 x 1000 psi
Yield Strength (1/4 Hard):26 to 39 x 1000 psi
Yield Strength (3/4 Hard):39 to 48 x 1000 psi
Yield Strength (Annealed): ↡6 to 13 x 1000 psi
Yield Strength (Extra Hard):46 to 55 x 1000 psi
Yield Strength (Extra Spring Hard):51 (Min) x 1000 psi
Yield Strength (Hard):41 to 50 x 1000 psi
Yield Strength (Spring):48 to 57 x 1000 psi
* Inches/inch/°F x 106 from 68°F to 572°F (20°C to 300°C)

** Lbs.per at 68°F (Annealed) ( x 27.68 gms./cu.Cm. at 20°C)

*** % IACS at 68°F (20°C) as annealed

✦ % in 2 inches

⁑ x 106 PSI, tension

↠ 0.020 gauge and above (30T scale)

✧ x 1000 psi

♦ 9.4 BTU per sq.ft.per hr. per °F

↡ 0.2% offset