Engineering ToolBox - Resources, Tools and Basic Information for Engineering and Design of Technical Applications!

This is an AMP page - Open full page! for all features.

the most efficient way to navigate the Engineering ToolBox!

Cooling Water Pipe Lines

Sizing cooling water pipe lines - maximum allowable flow, velocity and pressure drops.

Sponsored Links

Main Pipes - maximum allowable flow, velocity and pressure drop

Pipe Size (in)	Flow		Velocity		Pressure Drop
Pipe Size (in)	(US gpm)	(liter/s)	(ft/s)	(m/s)	(ft_H2O/100 feet)	(Pa/100 m)
4	140	9	3.5	1.1	2.2	21827
6	380	24	4.2	1.3	1.9	18877
8	650	41	4.2	1.3	1.4	13371
10	1100	69	4.2	1.3	1.2	11700
12	1800	114	4.5	1.4	1.2	12093
14	2200	139	5.1	1.6	1.1	11208
16	3300	208	5.9	1.8	1.2	11405
18	4500	284	6.2	1.9	1.2	11503
20	6000	379	6.7	2.0	1.2	11503
24	11000	694	7.8	2.4	1.2	11700
30	19000	1199	8.7	2.6	1.1	10913
3	70	4	3.0	0.9	2.3	22712

Lateral Pipes - maximum allowable flow, velocity and pressure drop

Pipe Size (in)	Flow		Velocity		Pressure Drop
Pipe Size (in)	(US gpm)	(liter/s)	(ft/s)	(m/s)	(ft_H2O/100 feet)	(Pa/100 m)
4	200	13	5.1	1.5	4.3	42179
6	500	32	5.6	1.7	3.2	31364
8	900	57	5.8	1.8	2.5	24383
10	1500	95	6.1	1.9	2.1	20745
12	2400	151	6.8	2.1	2.1	20647
14	3100	196	7.2	2.2	2.1	20647
16	4500	284	7.9	2.4	2.1	20549
18	6000	379	8.3	2.5	2.0	19565
3	100	6	4.3	1.3	4.5	43949

Sponsored Links

Related Topics

Piping Systems - Dimensions of pipes and tubes, materials and capacities, pressure drop calculations and charts, insulation and heat loss diagrams.

Related Documents

Calculating Cooling Loads - Calculating chiller and cooling tower refrigeration loads - in tons.
Chilled Water Systems - Chilled water system equations - evaporator and condenser flow rates.
Cooling Tower Efficiency - Maximum cooling tower efficiency is limited by the cooling air wet-bulb temperature.
Insulation of Cooling Systems - Cooling systems and insulation thickness.
Water - Absolute (Dynamic) Viscosity vs. Temperature and Pressure - Absolute viscosity for water in centipoises for temperatures between 32 - 200^oF.
Water Systems - Maximum Flow Velocities - Water velocities in pipes and tubes should not exceed certain limits.

Sponsored Links

Share

Search Engineering ToolBox

the most efficient way to navigate the Engineering ToolBox!

SketchUp Extension - Online 3D modeling!

Add standard and customized parametric components - like flange beams, lumbers, piping, stairs and more - to your Sketchup model with the Engineering ToolBox - SketchUp Extension - enabled for use with the amazing, fun and free SketchUp Make and SketchUp Pro . Add the Engineering ToolBox extension to your SketchUp from the Sketchup Extension Warehouse!

About Engineering ToolBox!

Contact - Citation - Copyrights - Advertising - Warranty and Liability

Privacy

We don't collect information from our users. Only emails and answers are saved in our archive. Cookies are only used in the browser to improve user experience.

Some of our calculators and applications let you save application data to your local computer. These applications will - due to browser restrictions - send data between your browser and our server. We don't save this data.

Google use cookies for serving our ads and handling visitor statistics. Please read Google Privacy & Terms for more information about how you can control adserving and the information collected.

AddThis use cookies for handling links to social media. Please read AddThis Privacy for more information.

Advertise in the ToolBox

If you want to promote your products or services in the Engineering ToolBox - please use Google Adwords. You can target the Engineering ToolBox by using AdWords Managed Placements.