Copper Pipe Products

Copper is central to the manufacturing of products and parts for a vast range of industries, both in the US and abroad. WMWA supplies excellent quality copper pipe products to support the project requirements of companies spanning various industries.

The copper pipe products we provide are available in various thicknesses and sizes. Should you not find the product you need, we can fabricate products to suit your exact specifications.

WMWA also carries a selection of copper-based welding and brazing alloys. These are available on spools and in cut lengths.

We have six locations across the country to ensure just in time delivery of our copper pipe products. Fully dedicated to quality, we implement a Total Quality System in compliance with ISO/9001. All our locations are also ISO 9001 certified. In addition, all employees undergo continuous training to ensure our customers' needs are met.

Copper Pipe
ASTM B-188
Available in 102, 110 and 122 Alloys
SCHEDULE 40
Pipe
Size
Actual
O.D.
Actual
I.D.
WALL WT/FT WT/
20FT
1/4 0.540 0.376 0.082 0.457 9.14
3/8 0.675 0.495 0.090 0.641 12.82
1/2 0.840 0.626 0.107 0.955 19.10
3/4 1.050 0.822 0.114 1.300 26.00
1 1.315 1.063 0.126 1.820 36.40
1 1/4 1.660 1.368 0.146 2.690 53.80
1 1/2 1.900 1.600 0.150 3.200 64.00
2 2.375 2.063 0.156 4.220 84.40
2 1/2 2.875 2.501 0.187 6.120 122.40
3 3.500 3.062 0.219 8.750 175.00
3 1/2 4.000 3.500 0.250 11.400 228.00
4 4.500 4.000 0.250 12.900 258.00
5 5.563 5.063 0.250 16.200 324.00
6 6.625 6.125 0.250 19.400 388.00
8 8.625 7.981 0.332 35.56 651.00
10 10.75 10.02 0.365 46.16 923.00
SCHEDULE 80
Pipe
Size
Actual
O.D.
Actual
I.D.
WALL WT/FT WT/
20FT
1/4 0.540 0.294 0.123 0.625 12.50
3/8 0.675 0.421 0.127 0.847 16.94
1/2 0.840 0.524 0.149 1.250 25.00
3/4 1.050 0.736 0.157 1.1710 34.20
1 1.315 0.951 0.182 2.510 50.20
1 1/4 1.660 1.272 0.194 3.460 69.20
1 1/2 1.900 1.494 0.203 4.190 83.80
2 2.375 1.933 0.221 5.800 116.00
2 1/2 2.875 2.315 0.280 8.850 177.00
3 3.500 2.892 0.304 11.800 236.00
3 1/2 4.000 3.358 0.321 14.400 288.00
4 4.500 3.818 0.341 17.300 346.00
5 5.563 4.812 0.375 23.700 474.00
6 6.625 5.751 0.437 32.900 658.00
20' Standard lengths
Copper Pipe - Hard Drawn Schedule 40
ASTM B-188
High Conductivity C10200 Alloy Ampacity
Nominal Dimensions, IN Cross Sectional Area of Copper DC Resistance 60 Cycle Current Rating, Amperes
Pipe
Size
Actual
O.D.
Actual
I.D.
WALL WT/FT SQ IN
1000 Cir. Mils. µΩ / ft
at 20C
Skin Effect Ratio 30C Rise (Indoor) 65C Rise (Indoor) 65C Rise (Outdoor)
1/2 0.840 0.626 0.107 0.955 0.246 314 34.22 1.00 380 620 760
3/4 1.050 0.822 0.114 1.300 0.336 427 25.15 1.00 540 790 960
1 1.315 1.063 0.126 1.820 0.471 599 17.91 1.00 650 1000 1200
1 1/4 1.660 1.368 0.146 2.690 0.694 884 12.14 1.00 870 1350 1600
1 1/2 1.900 1.600 0.150 3.200 0.835 1050 10.22 1.00 1020 1550 1800
2 2.375 2.063 0.156 4.220 1.088 1385 7.75 1.01 1250 1950 2200
2 1/2 2.875 2.501 0.187 6.120 1.579 2011 5.34 1.01 1700 2550 2850
3 3.500 3.062 0.219 8.750 2.257 2874 3.73 1.02 2175 3300 3650
3 1/2 4.000 3.500 0.250 11.400 2.945 3750 2.86 1.02 2575 4000 4400
4 4.500 4.000 0.250 12.900 3.338 4250 2.51 1.02 2850 4500 4900
5 5.563 5.063 0.250 16.200 4.172 5312 2.00 1.02 3450 5500 6000
6 6.625 6.125 0.250 19.400 5.007 6375 1.67 1.03 4000 6400 7000
8 8.625 7.981 0.332 35.56 8.148 10370 1.03 1.05 5700 9100 9900
10 10.75 10.02 0.365 46.16 11.91 15160 0.7 1.11 7400 11900 12900
12 12.750 12.000 0.375 56.50 14.58 18550 0.58 1.12 8800 14000 15200
20' Standard lengths
Copper Pipe - Hard Drawn Schedule 80
ASTM B-188
High Conductivity C10200 Alloy Ampacity
Nominal Dimensions, IN Cross Sectional Area of Copper DC Resistance 60 Cycle Current Rating, Amperes
Pipe
Size
Actual
O.D.
Actual
I.D.
WALL WT/FT SQ IN
1000 Cir. Mils. µΩ / ft
at 20C
Skin Effect Ratio 30C Rise (Indoor) 65C Rise (Indoor) 65C Rise (Outdoor)
1/2 0.840 0.542 0.149 1.25 0.3235 412 26.06 1.00 420 710 880
3/4 1.050 0.736 0.157 1.71 0.4405 561 19.14 1.00 590 900 1100
1 1.315 0.951 0.182 2.51 0.6478 825 13.01 1.00 750 1200 1450
1 1/4 1.660 1.272 0.194 3.46 0.8935 1138 9.44 1.00 975 1550 1800
1 1/2 1.900 1.494 0.203 4.19 1.0820 1378 7.79 1.00 1150 1800 2100
2 2.375 1.933 0.221 5.80 1.4960 1904 5.64 1.01 1500 2300 2600
2 1/2 2.875 2.315 0.280 8.85 2.2830 2906 3.69 1.02 1975 3050 3400
3 3.500 2.892 0.304 11.80 3.0520 3886 2.76 1.03 2425 3800 4200
3 1/2 4.000 3.358 0.321 14.40 3.7100 4724 2.27 1.04 2875 4400 4800
4 4.500 3.818 0.341 17.30 4.4550 5673 1.88 1.05 3100 5100 5500
5 5.562 4.812 0.375 23.70 6.1110 7781 1.37 1.06 3850 6500 7000
6 6.625 5.751 0.437 32.90 8.4950 10820 0.98 1.13 4500 8000 8700
8 8.625 7.625 0.500 49.50 12.7500 16240 0.66 1.19 6500 10600 11500
10 10.750 9.750 0.500 62.40 16.1000 20500 0.52 1.22 8000 12900 14000
20' Standard lengths