ASTM F68 Copper | McMaster-Carr

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	Specifications Met Specifications Met	Show

ASTM

ASTM F68

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Warning: Products have one, but not necessarily all, of the selected characteristics.

	Shape Shape


Sheet and Bar	Rod and Disc

Round Tube

	System of Measurement System of Measurement

Inch

	Thickness Thickness

	Width Width

12"

24"

	Length Length

	Material Material

Copper

	Temper Rating Temper Rating

	OD OD

	ID ID

	Hardness Rating Hardness Rating

Soft

Not Rated

	Temper Temper

	Certificate Certificate

	Material Certificate with Traceable Lot Number

	Diameter Diameter

	Wall Thickness Wall Thickness

	Thermal Conductivity Thermal Conductivity

226 Btu/hr. × ft./°F @ 68° F

	Hardness Hardness

	Appearance Appearance

	Plain

	Melting Point Temperature Melting Point Temperature

1981° F

	Yield Strength Yield Strength

10,000 to 19,999 psi

30,000 to 39,999 psi

Not Rated

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

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175 Products

About Copper, Brass, and Bronze

With 99.99% copper content, 101 copper has higher purity than 110 copper, resulting in superior electrical conductivity. It's commonly called OFE and OFHC copper. Use it in electrical applications, such as for coaxial cables and terminal lugs.

For technical drawings and 3-D models, click on a part number.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

Softened (Annealed) Temper Sheets

Yield Strength: 10,000 psi
Hardness: Rockwell F65 (Soft)
Temper Rating: Softened (Annealed)
Heat Treatable: No
Specifications Met: ASTM F68

		12" × 12"		12" × 36"
Thick.	Thick. Tolerance Range		Each		Each
0.02"	-0.007" to 0.007"	0000000	000000	0000000	000000
0.032"	-0.007" to 0.007"	0000000	00000	0000000	000000
0.04"	-0.007" to 0.007"	0000000	00000	0000000	000000
0.05"	-0.007" to 0.007"	0000000	00000	0000000	000000
0.062"	-0.007" to 0.007"	0000000	00000	0000000	000000
1/8"	-0.007" to 0.007"	0000000	000000	0000000	000000

1/8 to 1/4 Hard Temper Sheets

Yield Strength: 34,000 psi
Hardness: Rockwell F60 (Soft)
Temper: H00 (1/8 Hard) to H01 (1/4 Hard)
Heat Treatable: No
Specifications Met: ASTM B152, ASTM F68

2" × 24"
Thick.	Thick. Tolerance Range		Each
0.025"	-0.003" to 0.003"	000000000	000000
0.032"	-0.003" to 0.003"	000000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	000000000	00000
0.08"	-0.006" to 0.006"	000000000	00000
0.093"	-0.006" to 0.006"	000000000	00000
1/8"	-0.006" to 0.006"	000000000	00000
3/16"	-0.007" to 0.007"	000000000	00000
1/4"	-0.009" to 0.009"	000000000	00000
3/8"	-0.012" to 0.012"	000000000	000000
1/2"	-0.015" to 0.015"	000000000	000000
4" × 24"
0.025"	-0.003" to 0.003"	000000000	00000
0.032"	-0.003" to 0.003"	000000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	000000000	00000
0.08"	-0.006" to 0.006"	000000000	00000
0.093"	-0.006" to 0.006"	000000000	00000
1/8"	-0.006" to 0.006"	000000000	00000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	000000000	000000
3/8"	-0.012" to 0.012"	000000000	000000
1/2"	-0.015" to 0.015"	000000000	000000
6" × 6"
0.025"	-0.003" to 0.003"	000000000	0000
0.032"	-0.003" to 0.003"	00000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	00000000	00000
0.08"	-0.006" to 0.006"	000000000	00000
0.093"	-0.006" to 0.006"	00000000	00000
1/8"	-0.006" to 0.006"	00000000	00000
3/16"	-0.007" to 0.007"	000000000	00000
1/4"	-0.009" to 0.009"	00000000	00000
3/8"	-0.012" to 0.012"	00000000	00000
1/2"	-0.015" to 0.015"	00000000	000000
6" × 12"
0.025"	-0.003" to 0.003"	000000000	00000
0.032"	-0.003" to 0.003"	000000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	000000000	00000
0.08"	-0.006" to 0.006"	000000000	00000
0.093"	-0.006" to 0.006"	000000000	00000
1/8"	-0.006" to 0.006"	000000000	00000
3/16"	-0.007" to 0.007"	000000000	00000
1/4"	-0.009" to 0.009"	000000000	000000
3/8"	-0.012" to 0.012"	000000000	000000
1/2"	-0.015" to 0.015"	000000000	000000
6" × 24"
0.025"	-0.003" to 0.003"	000000000	00000
0.032"	-0.003" to 0.003"	000000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	000000000	00000
0.08"	-0.006" to 0.006"	000000000	00000
0.093"	-0.006" to 0.006"	000000000	00000
1/8"	-0.006" to 0.006"	000000000	000000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	000000000	000000
3/8"	-0.012" to 0.012"	000000000	000000
1/2"	-0.015" to 0.015"	000000000	000000

12" × 12"
Thick.	Thick. Tolerance Range		Each
0.025"	-0.003" to 0.003"	000000000	000000
0.032"	-0.003" to 0.003"	00000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	00000000	00000
0.08"	-0.006" to 0.006"	000000000	00000
0.093"	-0.006" to 0.006"	00000000	00000
1/8"	-0.006" to 0.006"	00000000	000000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	00000000	000000
3/8"	-0.012" to 0.012"	00000000	000000
1/2"	-0.015" to 0.015"	00000000	000000
12" × 24"
0.025"	-0.003" to 0.003"	000000000	00000
0.032"	-0.003" to 0.003"	00000000	00000
0.04"	-0.004" to 0.004"	000000000	00000
0.05"	-0.004" to 0.004"	000000000	00000
0.063"	-0.005" to 0.005"	00000000	000000
0.08"	-0.006" to 0.006"	000000000	000000
0.093"	-0.006" to 0.006"	00000000	000000
1/8"	-0.006" to 0.006"	00000000	000000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	00000000	000000
3/8"	-0.012" to 0.012"	00000000	000000
1/2"	-0.015" to 0.015"	00000000	000000
12" × 48"
0.025"	-0.003" to 0.003"	000000000	00000
0.032"	-0.003" to 0.003"	00000000	000000
0.04"	-0.004" to 0.004"	000000000	000000
0.05"	-0.004" to 0.004"	000000000	000000
0.063"	-0.005" to 0.005"	00000000	000000
0.08"	-0.006" to 0.006"	000000000	000000
0.093"	-0.006" to 0.006"	00000000	000000
1/8"	-0.006" to 0.006"	00000000	000000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	00000000	000000
3/8"	-0.012" to 0.012"	00000000	000000
1/2"	-0.015" to 0.015"	00000000	00000000
24" × 24"
0.025"	-0.003" to 0.003"	000000000	00000
0.032"	-0.003" to 0.003"	000000000	000000
0.04"	-0.004" to 0.004"	000000000	000000
0.05"	-0.004" to 0.004"	000000000	000000
0.063"	-0.005" to 0.005"	000000000	000000
0.08"	-0.006" to 0.006"	000000000	000000
0.093"	-0.006" to 0.006"	000000000	000000
1/8"	-0.006" to 0.006"	000000000	000000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	000000000	000000
3/8"	-0.012" to 0.012"	000000000	000000
1/2"	-0.015" to 0.015"	000000000	00000000
24" × 48"
0.025"	-0.003" to 0.003"	000000000	000000
0.032"	-0.003" to 0.003"	00000000	000000
0.04"	-0.004" to 0.004"	000000000	000000
0.05"	-0.004" to 0.004"	000000000	000000
0.063"	-0.005" to 0.005"	00000000	000000
0.08"	-0.006" to 0.006"	000000000	000000
0.093"	-0.006" to 0.006"	00000000	000000
1/8"	-0.006" to 0.006"	00000000	000000
3/16"	-0.007" to 0.007"	000000000	000000
1/4"	-0.009" to 0.009"	00000000	00000000
3/8"	-0.012" to 0.012"	00000000	00000000
1/2"	-0.015" to 0.015"	00000000	00000000

1/2 Hard Temper Sheets

Yield Strength: Not Rated
Hardness: Rockwell F75 (Soft)
Temper: H02 (1/2 Hard)
Heat Treatable: No
Specifications Met: ASTM F68

		4" × 4"		6" × 6"		9" × 9"		12" × 12"
Thick.	Thick. Tolerance Range		Each		Each		Each		Each
1/4"	-0.012" to 0.012"	00000000	000000	00000000	000000	00000000	0000000	00000000	0000000
3/8"	-0.015" to 0.015"	00000000	00000	00000000	00000	00000000	000000	00000000	000000
1/2"	-0.015" to 0.015"	00000000	00000	00000000	000000	00000000	000000	00000000	000000
5/8"	-0.019" to 0.019"	00000000	000000	0000000	000000	0000000	000000	00000000	000000
3/4"	-0.019" to 0.019"	00000000	000000	0000000	000000	0000000	000000	00000000	000000
7/8"	-0.024" to 0.024"	00000000	000000	0000000	000000	0000000	000000	00000000	000000
1"	-0.024" to 0.024"	000000	000000	0000000	000000	0000000	000000	00000000	000000

Super-Conductive 101 Copper Rods and Discs

Yield Strength: Not Rated
Hardness: See table
Temper:
6" dia. rods and discs: Not Rated
All other sizes: H04 (Full Hard)
Heat Treatable: No
Specifications Met: See table

For technical drawings and 3-D models, click on a part number.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

Dia.	Dia. Tolerance Range	Hardness	Specifications Met		1" Lg.	2" Lg.	3" Lg.	4" Lg.	5" Lg.	6" Lg.
2"	-0.008" to 0.008"	Rockwell F75 (Soft)	ASTM B187, ASTM F68	0000000	000000	000000	000000	0000000	0000000	0000000
3"	-0.008" to 0.008"	Rockwell F75 (Soft)	ASTM B187, ASTM F68	0000000	00000	000000	000000	000000	000000	000000
4"	-0.008" to 0.008"	Rockwell F75 (Soft)	ASTM B187, ASTM F68	0000000	000000	000000	000000	000000	000000	000000
5"	-0.01" to 0.01"	Rockwell F75 (Soft)	ASTM B187, ASTM F68	0000000	000000	000000	000000	000000	000000	000000
6"	-0.063" to 0.063"	Not Rated	ASTM B187, ASTM F68	0000000	000000	000000	000000	000000	000000	000000

Super-Conductive 101 Copper Tubes

Yield Strength: 30,000 psi
Hardness: Rockwell F90 (Soft)
Temper: H80 (Full Hard)
Heat Treatable: No
Specifications Met: ASTM B75, ASTM F68

For technical drawings and 3-D models, click on a part number.

Certificates with a traceable lot number are available for these products. Download certificates from ACTIVITY after your order ships.

0.032" Wall Thick. (-0.006" to 0.006" Tolerance)
OD	OD Tolerance Range	ID	Straightness Tolerance		1 ft. Lg.	3 ft. Lg.	6 ft. Lg.
1/8"	-0.003" to 0.003"	0.061"	0.5"	0000000	00000	00000	000000
3/16"	-0.003" to 0.003"	0.124"	0.5"	0000000	0000	0000	00000
3/8"	-0.003" to 0.003"	0.311"	0.5"	0000000	0000	00000	00000
1/2"	-0.003" to 0.003"	0.436"	0.5"	0000000	0000	00000	00000
3/4"	-0.003" to 0.003"	0.686"	0.5"	0000000	00000	00000	00000
0.035" Wall Thick. (-0.006" to 0.006" Tolerance)
1/4"	-0.003" to 0.003"	0.18"	0.5"	0000000	0000	00000	00000
0.065" Wall Thick. (-0.006" to 0.006" Tolerance)
3/8"	-0.003" to 0.003"	0.245"	0.5"	0000000	00000	00000	00000
1/2"	-0.003" to 0.003"	0.37"	0.5"	0000000	00000	00000	00000
3/4"	-0.003" to 0.003"	0.62"	0.5"	0000000	00000	00000	000000
1/8" Wall Thick. (-0.006" to 0.006" Tolerance)
1"	-0.003" to 0.003"	3/4"	0.5"	0000000	00000	000000	000000

About Copper, Brass, and Bronze

Super-Conductive 101 Copper Sheets and Bars

Super-Conductive 101 Copper Rods and Discs

Super-Conductive 101 Copper Tubes