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PVC Pipes - Equivalent Length and Pressure Loss in Fittings

Minor loss in PVC and CPVC fittings expressed as equivalent length of straight pipe.

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Minor loss for PVC and CPVC fittings as Equivalent Length of Straight Pipe (feet) for water:

For full table with larger dimensions - rotate the screen!

Friction Loss - Equivalent Length (feet of Straight Pipe) Load Calculator!
Fitting	Nominal Pipe Size (inches)
Fitting	1/2	3/4	1	1 1/4	1 1/2	2	2 1/2	3	4	5	6	8	10	12
90^o Elbow	1.6	2.1	2.6	3.5	4.0	5.2	6.2	7.7	10.1	12.6	15.2	20	25.1	30
45^o Elbow and 90^o Long Sweep Radius Elbow	0.8	1.1	1.4	1.8	2.2	2.8	3.3	4.1	5.1	6.7	8.1	10.6	13.4	15.9
Gate valve, fully open	0.4	0.6	0.7	0.9	1.1	1.4	1.7	2.0	2.7	3.4	4	5.3	6.7	8
Tee Flow - Run	1.0	1.4	1.7	2.3	2.7	3.5	4.1	5.1	6.7	8.4	10.1	13.3	16.7	20
Tee Flow - Branch	3.1	4.1	5.3	6.9	8.1	10.3	12.3	11.3	20.1	25.2	30.3	40	50.1	58
Male/Female Adapter	1.0	1.5	2.0	2.8	3.5	4.5	5.5	6.5	9.0		14

The table can be used for other thermoplastic pipes materials with similar design.

Use the values to calculate minor pressure loss with the Equivalent Pipe Length Method.

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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 D1785 and ASTM F441 - PVC and CPVC Pipes Schedule 40 & 80 - Standard dimensions and weight of PVC - Polyvinyl Chloride - and CPVC - Chlorinated Polyvinyl Chloride.
ASTM D2241 - Poly(Vinyl Chloride) (PVC) Pressure-Rated Pipe (SDR Series) - Dimensions - Dimensions of PVC pipe SDR series.
Copper Tubes - Pressure Loss in Fittings and Valves Expressed as Equivalent Length of Tube - Copper tube fittings and equivalent lengths - in feets of straight tube.
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EN 1452 - Unplasticized Poly Vinyl Chloride (PVC-U) - Dimensions - Dimensions of PVC-U pipe according EN 1452.
Equivalent Length Method - Minor Pressure Loss in Piping Systems - Calculate minor pressure loss in piping systems with the Equivalent Pipe Length Method.
Equivalent Length vs. Minor Pressure Head Loss in Pipe and Duct Components - Minor pressure and head loss in pipes vs. equivalent length in tubes and duct systems.
Hazen-Williams Friction Loss Equation - calculating Head Loss in Water Pipes - Friction head loss (ft_H2O per 100 ft pipe) in water pipes can be estimated with the empirical Hazen-Williams equation.
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.
ISO 161 - Thermoplastics Pipes - Dimensions - Dimensions of thermoplastic pipes according ISO 161.
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Plastic Pipes - Friction Head Loss vs. Water Flow - Friction head loss (ft/100 ft) vs. water flow in plastic pipes like PVC, PP, PE or PEH.
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PVC Pipes - Pressure Ratings vs. Size - Maximum operating and required burst pressure of PVC - Polyvinyl Chloride - pipe fittings.
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PVC Pipes Schedule 40 - Friction Loss vs. Water Flow - Water flow in thermoplastic PVC and CPVC pipes Schedule 40 - friction loss (ft/100 ft, psi/100 ft) and flow velocities at dimensions ranging 1/2 to 16 inches.
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