Copper Tubes - Equivalent Length Pressure Loss in Fittings and Valves
Pressure loss as equivalent fittings length to add to actual length piping system:
| Nominal Size (in) | Equivalent Length (feet) | |||||||
|---|---|---|---|---|---|---|---|---|
| 90o Elbow | 45o Elbow | Line 90o Tee | Branch 90o Tee | Ball Valve | Gate Valve | Butterfly Valve | Check Valve | |
| 3/8 | 0.5 | 1.5 | 1.5 | |||||
| 1/2 | 1 | 0.5 | 2 | 2 | ||||
| 5/8 | 1.5 | 0.5 | 2 | 2.5 | ||||
| 3/4 | 2 | 0.5 | 3 | 3 | ||||
| 1 | 2.5 | 1 | 4.5 | 0.5 | 4.5 | |||
| 1 1/4 | 3 | 1 | 5.5 | 0.5 | 0.5 | 5.5 | ||
| 1 1/2 | 4 | 1.5 | 7 | 0.5 | 0.5 | 6.5 | ||
| 2 | 5.5 | 2 | 9 | 0.5 | 0.5 | 0.5 | 7.5 | 9 |
| 2 1/2 | 7 | 2.5 | 12 | 0.5 | 1 | 10 | 11.5 | |
| 3 | 9 | 3.5 | 15 | 1 | 1.5 | 15.5 | 14.5 | |
| 3 1/2 | 9 | 3.5 | 14 | 1 | 2 | 12.5 | ||
| 4 | 12.5 | 5 | 21 | 1 | 2 | 16 | 18.5 | |
- 1 in (inch) = 25.4 mm
- 1 ft (foot) = 0.3048 m
Related Topics
• Fluid Flow and Pressure Loss
Pipe lines - fluid flow and pressure loss - water, sewer, steel pipes, pvc pipes, copper tubes and more.
Related Documents
ASTM B280 Copper Tube for Air Conditioning and Refrigeration (ACR) - Dimensions and Working Pressures
Standard specifications for seamless copper tube used in Air Conditioning and Refrigeration Field Services.
ASTM B302 - Threadless Copper Pipes - Dimensions
Dimensions of threadless copper pipes according ASTM B302.
ASTM B306 Copper Tubes for Drain, Waste and Vent - Dimensions and Working Pressures
Dimensions of copper tubes ASTM B306 Drain Waste and Vent - DWV.
ASTM B42 - Seamless Copper Pipes - Dimensions
Dimensions of seamless copper pipes according ASTM B42.
ASTM B43 - Seamless Red Brass Pipes - Dimensions
Standard sizes specification for seamless red brass pipes.
ASTM B837 - Seamless Copper Tubes for Natural Gas and Liquified Petroleum - Dimensions
Dimensions of seamless copper tubes for natural gas and liquified petroleum.
BS 2871 Copper Tubes Table X, Y and Z - Working Pressures vs. Size
Working pressures of metric sized copper tubes according the BS (British Standard) 2871.
Copper and Copper Alloy Pipes - Temperature Ranges
Bending copper pipe and tube temperatures.
Copper Tubes - Pressure Loss vs. Water Flow
Water flow and pressure loss (psi/ft) due to friction in copper tubes ASTM B88 Types K, L and M.
Copper Tubes Type K, L and M - Working Pressures vs. Size
ASTM B88 seamless copper water tubes - working pressures.
EN 1057 Copper Tubes for Water and Gas in Sanitary and Heating Applications - Dimensions
Dimensions of EN 1057 Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications.
Equivalent Length Method - Minor Pressure Loss in Piping Systems
Calculate minor pressure loss in piping systems with the Equivalent Pipe Length Method.
Hot Water Systems - Equivalent Length vs. Fittings Resistance
Equivalent length of fittings like bends, returns, tees and valves in hot water heating systems - equivalent length in feet and meter.
Nickel and Nickel Alloy Pipes - Temperature Ranges
Temperature ranges for bending nickel and nickel alloy pipes and tubes.
PVC Pipes - Equivalent Length and Pressure Loss in Fittings
Minor loss in PVC and CPVC fittings expressed as equivalent length of straight pipe.
Water Supply Systems - Online Design Application
Free online tool for designing water supply systems in buildings.