Roughness in pipe 1

[SMIAH]

hello,

I would like to have the CHW, roughness (epsilon in Darcy Weibach) and Manning coefficient for a HDP pipe (ex.: Sclairpipe of KHW).

Initial guess would be:
CHW = 150
epsilon = 0.005 mm
n = 0.011

Thanks,

 

[cvg]

check here or call them

http://www.kwhpipe.ca/literature.asp

KWH Pipe (Canada) Ltd.
6507 Mississauga Rd.
Mississauga, ON L5N 1A6

Telephone: (905) 858-0206 1-866-594-7473
Internet:

http://www.kwhpipe.ca

Facsimile: (905) 858-0208
Email:sales@kwhpipe.ca