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Metals > Copper

Copper Suppliers

Copper Coil Stock

Copper alloys have a high resistance against corrosion and are excellent for cold-working.  Uses include electrical equipment, roofing, screens, bullet jackets, surgical instruments, cutlery, tablets, radiators, forgings, hardware, aerospace, robotics, mold making and plumbing are just a few of the numerous applications.
Slitting Capabilites
Gauge Range
.004" to .190" (.102 mm to 4.826 mm)
Width Range
.250" to 60" (6.365 mm to 1524 mm)
ID
8, 12, 16 or 20 (inches)
OD
78" maximum
Coil Weight
40,000 lbs maximum
Cut-to-Length Capabilites
Gauge Range
.012 to .045 (.305 mm to 1.143 mm)
Width Range
8” - 48” (203 mm to 1.219 mm)
Length Range
12” to 144” (305 mm to 3.658 mm)

Standard Tolerances

Gauge

0.063 - 0.051 +/- 0.0025  0.017 - 0.014 +/- 0.0010
0.050 - 0.038 +/- 0.0020 0.013 - 0.010 +/- 0.0008
0.037 - 0.027 +/- 0.0020 0.008 - 0.007 +/- 0.0006
0.026 - 0.022 +/- 0.0015140 0.006 - 0.005 +/- 0.0004
0.021 - 0.018 +/- 0.0013 0.004 - 0.000 +/- 0.0003

Width

  Gauge Range Gauge Range
(0.004-0.032) (0.033-0.125)
1.999 & under  +/- 0.005  +/- 0.010 
2.000 - 8.000 +/- 0.008 +/- 0.013
8.001 - 24.00 +/- 1/64 +/- 1/64

Length

11 - 12 feet +1/2 - 0.000
10 feet & under +1/4 - 0.000

Camber

.375-.500" (1.5" in 6')
.501-1" (1" in 6')
1.01-2" (5/8" in 6')
2.01-4" (1/2" in 6')
Over 4" (3/8" in 6')
  • Camber is to be determined by placing an 8ft. straight edge against the concave edge of the strip.
  • Camber is the greatest deviation of the side edge from a straight line; the measurement being taken on the concave side with a straight edge.

Tempers

  • Soft
  • 1/4 Hard
  • 1/2 Hard
  • 3/4 Hard
  • Full Hard
  • Extra Hard
  • Spring Temper
  • Extra Spring

Finishes

  • Matte
  • Bright
  • Plated

Thermal Expansion & Thermal Conductivity Of Alloys

Copper Type Coefficient Of Thermal Expansion Thermal Conductivity
(in./in./ºF from 68 ºF to 572 ºF) (sq. ft./ft./ hr/ ºF @ 68 ºF)
101 0.0000098 226
102 0.0000098 226
104 0.0000098 226
107 0.0000098 226
110 0.0000098 226
113 0.0000098 224
114 0.0000098 224
115 0.0000098 224
116 0.0000098 224
120 0.0000098 210
122 0.0000098 196
210 0.00001 135
220 0.0000102 109
230 0.0000104 92
260 0.0000111 70
  • wikipedia.org    
Almetals is a world-class specialty aluminum supplier and metal supplier slitter and distributor for industries such as stamping, roll forming, and tube producers. Our coil products include: aluminum, brass & copper, clad metals, cold rolled, fin stock, and coated & stainless steels.
51035 Grand River Avenue
Wixom
Michigan
48393
United States