Cambridge-Lee Industries manufactures a full range of copper plumbing tube suitable for water service and distribution, fire protection, solar, drainage, and fuel oil and gas distribution. Plumbing tube is available in hard drawn or annealed conditions. Described herein is our current product range for Type K, L and M, but other items and specifications are continuously being added and may be available upon request.

Water Tube

Product Application Temper Lenghts Color Specifications
Water Tube Domestic Water Service Hard 10 ft. Straight lgth Green C12200, ASTM B-88
Type K Fire Protection Soft 20 ft. Straight lgth Federal WW-T-799
Solar, Fuel Oil 60 ft. Coils
HVAC 100 ft. Coils
Water Tube Domestic Water Service Hard 10 ft. Straight lgth Blue C12200, ASTM B-88
Type L Fire Protection Soft 20 ft. Straight lgth Federal WW-T-799
Solar, Fuel Oil 60 ft. Coils
HVAC, Natural gas 100 ft. Coils
Water Tube Domestic Water Service Hard 10 ft. Straight lgth Red C12200, ASTM B-88
Type M Fire Protection 20 ft. Straight lgth Federal WW-T-799
Solar, Fuel Oil
HVAC

Plumbing Tube Data
Rated Internal Working Pressure for Copper Tube

Nom O.D. Type K Type L Type M DWV
annealed drawn annealed drawn drawn drawn
1/4″ 0.375 855 1595 720 1350
3/8″ 0.5 935 1745 635 1195 840
1/2″ 0.625 735 1375 590 1105 760
5/8″ 0.75 610 1135 515 965
3/4″ 0.875 705 1315 470 875 610
1″ 1.125 545 1010 410 770 515
1 1/4″ 1.375 440 820 365 680 515 470
1 1-2″ 1.625 410 765 340 630 510 420
2″ 2.125 355 655 300 555 450 315
2 1/2″ 2.625 330 520 275 520 410
3″ 3.125 320 605 260 490 385 230
3 1/2″ 3.625 305 570 255 470 385
4″ 4.125 300 555 240 450 380 220
5″ 5.125 278 517 215 404 349 227
6″ 6.125 278 520 201 376 328 223

Service temperature up to 200ยบ F, S=4800 psi (annealed), 9000 psi (hard drawn)