Handbook
Table Of Contents
- Introduction
- Understanding Copper Tube
- 1. Standard Tubes
- 2. Selecting the Right Tube for the Job
- 3. Design and Installation Data
- Pressure System Sizing
- Pressure Ratings and Burst Strength
- Drainage Plumbing Systems
- Copper Tube for Heating Systems
- Ground Source Heat Pumps
- Nonflammable Medical Gas Piping Systems
- Medical Gas Copper Installation
- Snow Melting Systems
- Irrigation and Agricultural Sprinkler Systems
- Solar Energy Systems
- Copper-Iron Alloy Tube and Fittings for High Pressure HVAC/R Applications
- General Considerations
- Working with Copper Tube
- Technical Data
- 14. Tables and Figures
- Table 14.1. Copper Tube: Types, Standards, Applications, Tempers, Lengths
- Table 14.2a. Dimensions and Physical Characteristics of Copper Tube: Type K
- Table 14.2b. Dimensions and Physical Characteristics of Copper Tube: Type L
- Table 14.2c. Dimensions and Physical Characteristics of Copper Tube: Type M
- Table 14.2d. Dimensions and Physical Characteristics of Copper Tube: DWV (Drain, Waste and Vent)
- Table 14.2e. Dimensions and Physical Characteristics of Copper Tube: ACR (Air-Conditioning and Refrigeration Field Service)
- Table 14.2f. Dimensons and Physical Characteristics of Copper Tube: Medical Gas, K and L
- Table 14.3a. Calculated Rated Internal Working Pressures for Copper Tube: Type K*
- Table 14.3b. Calculated Rated Internal Working Pressure for Copper Tube: Type L*
- Table 14.3c. Calculated Rated Internal Working Pressure for Copper Tube: Type M*
- Table 14.3d. Calculated Rated Internal Working Pressure for Copper Tube: DWV*
- Table 14.3e. Calculated Rated Internal Working Pressure for Copper Tube: ACR*** (Air Conditioning and Refrigeration Field Service)
- Table 14.4a. Pressure-Temperature Ratings of Soldered and Brazed Joints
- Table 14.4b. Pressure-Temperature Ratings of No-flame Joints
- Table 14.5. Actual Burst Pressures,1 Types K, L and M Copper Water Tube, psi at Room Temperature
- Table 14.6. Pressure Loss of Water Due to Friction in Types K, L and M Copper Tube (psi per linear foot of tube) (Part 1: ¼ through 2)
- Table 14.6. Pressure Loss of Water Due to Friction in Types K, L and M Copper Tube (psi per linear foot of tube) (Part 2: 2½ through 12)
- Table 14.7. Pressure Loss in Fittings and Valves Expressed as Equivalent Length of Tube, feet
- Table 14.7a. Pressure Loss in HVACR Elbows Expressed as Equivalent Length of Tube, feet
- Table 14.8. Radii of Coiled Expansion Loops and Developed Lengths of Expansion Offsets
- Table 14.9. Dimensions of Solder Joint Ends for Wrought (W) and Cast (C) Pressure Fittings, inches
- Table 14.10. Solder Requirements for Solder Joint Pressure Fittings, length in inches*
- Table 14.11. Typical Brazing Filler Metal Consumption
- Table 14.12. Filler Metals for Brazing
- Figure 14.1. Collapse Pressure of Copper Tube, Types K, L and M
- Figure 14.2. Expansion vs. Temperature Change for Copper Tube
- Figure 14.3 Coiled Expansion Loops and Expansion Offsets
- Figure 14.4. Selected Pressure Fittings
- Figure 14.5. Dimensions of Solder Joint Fitting Ends
- Figure 14.6. Melting Temperature Ranges for Copper and Copper Alloys, Brazing Filler Metals, Brazing Flux and Solders
- Figure 14.7. Brazing Flux Recommendations
- 14. Tables and Figures
TABLE 14.12. Filler Metals for Brazing
AWS
Classication
1
Principal Elements, percent Temperature ºF
Silver
(Ag)
Phosphorous
(P)
Zinc
(Zn)
Cadmium
(Cd)
Tin
(Sn)
Copper
(Cu)
Silicon
(Si) Solidus Liquidus
BCuP-2 - 7.0-7.5 - - - Remainder - 1310 1460
BCuP-3 4.8-5.2 5.8-6.2 - - - Remainder - 1190 1495
BCuP-4 5.8-6.2 7.0-7.5 - - - Remainder - 1190 1325
BCuP-5 14.5-15.5 4.8-5.2 - - - Remainder - 1190 1475
BCuP-6 1.8-2.2 6.8-7.2 - - - Remainder - 1190 1450
BCuP-7 4.8- 5.2 6.5-7.0 - - - Remainder - 1190 1420
BCuP-8 17.2-18.0 6.0- 6.7 - - - Remainder - 1190 1230
BCuP-9 - 6.0- 7.0 - - 6.0-7.0 Remainder 0.01-0.4 1178 1247
BAg-5 44.0-46.0 - 23.0-27.0 - - 29.0-31.0 - 1225 1370
BAg-6 49.0-51.0 - 14.0-18.0 - - 33.0-35.0 - 1270 1425
BAg-7
2
55.0-57.0 - 15.0-19.0 - 4.5-5.5 21.0-23.0 - 1145 1205
BAg-20 29.0-31.0 - 30.0-34.0 - - 37.0-39.0 - 1250 1410
BAg-28 39.0-41.0 - 26.0-30.0 - 1.5-2.5 29.0-31.0 - 1200 1310
BAg-34
3
37.0-34.0 - 26.0-30.0 - 1.5-2.5 31.0-33.0 - 1200 1330
1
ANSI/AWS A5.8 Specication for Filler Metals for Breazing.
2
BAg-7 is a common, cadmium-free substitute for BAg-1.
3
BAg-34 is a common, cadmium-free substitute for BAg-2 and BAg-2a.
88
CDA Publication A4015-14/20: Copper Tube Handbook
14. TECHNICAL DATA