ASTM Copper Wire | McMaster-Carr

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110 Products

About Copper, Brass & Bronze

Compare over 30 copper, brass, and bronze alloys to find the right material for you—all with material certificates for traceability.

Mirror-Like Multipurpose 110 Copper Wire

Spool

Temper Rating: Softened (Annealed)
Heat Treatable: No
Tensile Strength: 29,000 psi
Specifications Met: ASTM B3

This wire is polished to a mirror-like finish. Offering high electrical conductivity and formability, 110 copper is 99.9% pure. Also known as ETP copper, it's often used as grounding wire. It has a soft temper and will stay in place when bent.

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

1/4 lbs. Spool
Dia.	Dia. Tolerance	Mechanical Finish	Lg., ft.		Each
0.003"	-0.0001" to 0.0001"	Polished	6,000	0000000	000000
0.005"	-0.0001" to 0.0001"	Polished	3,200	0000000	00000
0.008"	-0.0001" to 0.0001"	Polished	1,965	0000000	00000
0.01"	-0.0001" to 0.0001"	Polished	785	0000000	00000
0.012"	-0.0001" to 0.0001"	Polished	495	0000000	00000
0.016"	-0.0004" to 0.0004"	Polished	315	0000000	00000
0.02"	-0.0004" to 0.0004"	Polished	195	0000000	0000
0.025"	-0.0004" to 0.0004"	Polished	125	0000000	0000
0.032"	-0.0004" to 0.0004"	Polished	78	0000000	0000
0.04"	-0.0004" to 0.0004"	Polished	49	0000000	0000
0.051"	-0.0006" to 0.0006"	Polished	31	0000000	0000
0.064"	-0.0006" to 0.0006"	Polished	20	0000000	0000
1 lbs. Spool
0.012"	-0.0001" to 0.0001"	Polished	1,990	0000000	00000
0.016"	-0.0004" to 0.0004"	Polished	1,260	0000000	00000
0.02"	-0.0004" to 0.0004"	Polished	790	0000000	00000
0.025"	-0.0004" to 0.0004"	Polished	500	0000000	00000
0.032"	-0.0004" to 0.0004"	Polished	315	0000000	00000
0.04"	-0.0004" to 0.0004"	Polished	195	0000000	00000
0.051"	-0.0006" to 0.0006"	Polished	125	0000000	00000
0.064"	-0.0006" to 0.0006"	Polished	80	0000000	00000
5 lbs. Spool
0.012"	-0.0001" to 0.0001"	Polished	9,950	0000000	000000
0.016"	-0.0004" to 0.0004"	Polished	6,300	0000000	000000
0.02"	-0.0004" to 0.0004"	Polished	3,965	0000000	000000
0.025"	-0.0004" to 0.0004"	Polished	2,505	0000000	000000
0.032"	-0.0004" to 0.0004"	Polished	1,575	0000000	000000
0.04"	-0.0004" to 0.0004"	Polished	995	0000000	000000
0.051"	-0.0006" to 0.0006"	Polished	630	0000000	000000
0.064"	-0.0006" to 0.0006"	Polished	400	0000000	000000
15 lbs. Spool
0.012"	-0.0001" to 0.0001"	Polished	29,850	0000000	000000
0.016"	-0.0004" to 0.0004"	Polished	18,900	0000000	000000
0.02"	-0.0004" to 0.0004"	Polished	11,895	0000000	000000
0.025"	-0.0004" to 0.0004"	Polished	7,515	0000000	000000
0.032"	-0.0004" to 0.0004"	Polished	4,725	0000000	000000
0.04"	-0.0004" to 0.0004"	Polished	2,985	0000000	000000
0.051"	-0.0006" to 0.0006"	Polished	1,890	0000000	000000
0.064"	-0.0006" to 0.0006"	Polished	1,200	0000000	000000

Tin-Coated Multipurpose 110 Copper Wire

Temper Rating: Softened (Annealed)
Heat Treatable: No
Tensile Strength: 29,000 psi
Specifications Met: ASTM B33

The tin coating provides a higher level of corrosion resistance and makes it easier to solder than Mirror-Like Multipurpose 110 Copper Wire. Offering high electrical conductivity and formability, 110 copper is 99.9% pure. Also known as ETP copper, it's often used as grounding wire. This wire has a soft temper and will stay in place when bent.

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

1/4 lbs. Spool
Dia.	Dia. Tolerance	Lg., ft.		Each
0.005"	-0.0001" to 0.0001"	3,200	0000000	000000
0.01"	-0.0001" to 0.0001"	785	0000000	00000
0.013"	-0.0001" to 0.0001"	495	0000000	00000
0.016"	-0.0004" to 0.0004"	315	0000000	00000
0.02"	-0.0004" to 0.0004"	195	0000000	00000
0.025"	-0.0004" to 0.0004"	125	0000000	00000
0.032"	-0.0004" to 0.0004"	78	0000000	00000
0.04"	-0.0004" to 0.0004"	49	0000000	00000
0.051"	-0.006" to 0.006"	31	0000000	00000
0.064"	-0.006" to 0.006"	20	0000000	00000
1 lbs. Spool
0.013"	-0.0001" to 0.0001"	1,990	0000000	00000
0.016"	-0.0004" to 0.0004"	1,260	0000000	00000
0.02"	-0.0004" to 0.0004"	790	0000000	00000
0.025"	-0.0004" to 0.0004"	500	0000000	00000
0.032"	-0.0004" to 0.0004"	315	0000000	00000
0.04"	-0.0004" to 0.0004"	195	0000000	00000
0.051"	-0.006" to 0.006"	125	0000000	00000
0.064"	-0.006" to 0.006"	80	0000000	00000
5 lbs. Spool
0.013"	-0.0001" to 0.0001"	9,950	0000000	000000
0.016"	-0.0004" to 0.0004"	6,300	0000000	000000
0.02"	-0.0004" to 0.0004"	3,965	0000000	000000
0.025"	-0.0004" to 0.0004"	2,505	0000000	000000
0.032"	-0.0004" to 0.0004"	1,575	0000000	000000
0.04"	-0.0004" to 0.0004"	995	0000000	000000
0.051"	-0.006" to 0.006"	630	0000000	000000
0.064"	-0.006" to 0.006"	400	0000000	000000
15 lbs. Spool
0.013"	-0.0001" to 0.0001"	29,850	0000000	000000
0.016"	-0.0004" to 0.0004"	18,900	0000000	000000
0.02"	-0.0004" to 0.0004"	11,895	0000000	000000
0.025"	-0.0004" to 0.0004"	7,515	0000000	000000
0.032"	-0.0004" to 0.0004"	4,725	0000000	000000
0.04"	-0.0004" to 0.0004"	2,985	0000000	000000
0.051"	-0.006" to 0.006"	1,890	0000000	000000
0.064"	-0.006" to 0.006"	1,200	0000000	000000

High-Temperature Nickel-Clad Copper

Spool

Temper Rating: Softened (Annealed)
Tensile Strength: 80,000 psi
Specifications Met: ASTM B355

This copper wire is clad in nickel to provide excellent corrosion resistance at temperatures up to 1200° F while maintaining high electrical conductivity. It has a soft temper and will stay in place when bent.

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 ORDER HISTORY after your order ships.

				1/4 lb. Spool			1 lb. Spool
Dia.	Dia. Tolerance	Mechanical Finish	Finish Thick.	Lg., ft.		Each	Lg., ft.		Each
Mirror-Like
0.02"	-0.0003" to 0.0003"	Polished	0.00145"	250	00000000	000000	1,000	00000000	0000000
0.025"	-0.0003" to 0.0003"	Polished	0.00185"	130	00000000	00000	520	00000000	000000
0.032"	-0.0003" to 0.0003"	Polished	0.00233"	80	00000000	00000	320	00000000	000000
0.04"	-0.0003" to 0.0003"	Polished	0.00295"	50	00000000	00000	200	00000000	000000
0.051"	-0.0005" to 0.0005"	Polished	0.00375"	30	00000000	00000	120	00000000	000000
0.064"	-0.0005" to 0.0005"	Polished	0.00466"	20	00000000	00000	80	00000000	000000
0.08"	-0.0005" to 0.0005"	Polished	0.00588"	12	00000000	00000	50	00000000	000000
1/8"	-0.001" to 0.001"	Polished	0.00915"	6	00000000	00000	25	00000000	000000

Ultra-Formable 260 Brass Wire

Temper Rating: Softened (Annealed)
Heat Treatable: No
Tensile Strength: 50,000 psi
Specifications Met: ASTM B134

The most formable brass we offer, 260 offers better weldability than 300 series brass but it’s not as machinable. 260 brass is sometimes called cartridge brass. This wire has a soft temper and stays in place when bent.

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 ORDER HISTORY after your order ships.

			1/4 lb. Spool			1 lb. Spool
Dia.	Dia. Tolerance	Mechanical Finish	Lg., ft.		Each	Lg., ft.		Each
Mirror-Like
0.02"	-0.008" to 0.008"	Polished	210	0000000	000000	850	0000000	000000
0.025"	-0.008" to 0.008"	Polished	130	0000000	00000	535	0000000	00000
0.032"	-0.008" to 0.008"	Polished	83	0000000	00000	335	0000000	00000
0.04"	-0.008" to 0.008"	Polished	52	0000000	00000	210	0000000	00000
0.051"	-0.008" to 0.008"	Polished	32	0000000	0000	130	0000000	00000
0.064"	-0.008" to 0.008"	Polished	20	0000000	0000	83	0000000	00000

Ultra-Strength Easy-to-Form 510 Bronze Wire

Temper Rating: Spring
Tensile Strength: 130,000 psi
Specifications Met: ASTM B159

Because 510 bronze is very strong and formable, it is the best choice for applications involving repetitive motion, such as springs, bellows, and switches.

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 ORDER HISTORY after your order ships.

			Container
Dia.	Dia. Tolerance	Lg., ft.	Type	Net Weight, lbs.	Mechanical Finish		Each
Mirror-Like
0.02"	-0.001" to 0.001"	205	Coil	1/4	Polished	0000000	000000
0.025"	-0.001" to 0.001"	129	Coil	1/4	Polished	0000000	00000
0.025"	-0.001" to 0.001"	515	Coil	1	Polished	0000000	00000
0.032"	-0.001" to 0.001"	81	Coil	1/4	Polished	0000000	00000
0.032"	-0.001" to 0.001"	320	Coil	1	Polished	0000000	00000
0.04"	-0.001" to 0.001"	51	Coil	1/4	Polished	0000000	00000
0.051"	-0.001" to 0.001"	32	Coil	1/4	Polished	0000000	00000
0.051"	-0.001" to 0.001"	127	Coil	1	Polished	0000000	00000
0.064"	-0.001" to 0.001"	20	Coil	1/4	Polished	0000000	00000
0.064"	-0.001" to 0.001"	81	Coil	1	Polished	0000000	00000
0.081"	-0.001" to 0.001"	12	Coil	1/4	Polished	0000000	00000
0.081"	-0.001" to 0.001"	50	Coil	1	Polished	0000000	00000