Monostrand Post-Tensioning System

Components


Prestressing Strand Properties


Strand Size Ultimate Stress Yield Stress Cross Section Area Ultimate Strength Prestressing Force *) Nominal Weight
Jacking Transfer Anchorage Effective**)
in \ mm ksi \ MPa ksi \ MPa in² \ mm² kips \ kN kips \ kN kips \ kN kips \ kN kips \ kN lbs/ft \ kg/m
0.5 \ 12.7 270 \ 1861 243 \ 1675 0.153 \ 98.71 41.3 \ 183.7 33.0 \ 146.8 30.5 \ 135.7 28.9 \ 128.6 26.8 \ 119.2 0.52 \ 0.775
0.6 \ 15.2 270 \ 1861 243 \ 1675 0.217 \ 140.0 58.6 \ 260.7 46.9 \ 208.6 43.2 \ 192.2 41.0 \ 182.4 38.0 \ 169.0 0.74 \ 1.102
*) Low relaxation strand
**) Based on 0.65fpu for estimating purposes. These values can be more accurately calculated by DYWIDAG for each project, considering time-dependent losses. See steel stress levels.

DYWIDAG Systems Standard Components


DYWIDAG Anchor DYWIDAG 90° Pocket Former DYWIDAG 45° Pocket Former DYWIDAG 30° Pocket Former
Strand Size a b c d
in mm in mm in mm in mm in mm
0.5 12.7 5 127.0 2-1/4 57.1 1-1/2 38.1 2-1/4 57.1
0.6 15.2 5-1/2 139.7 2-5/8 66.7 1-1/2 38.1 2-5/8 66.7

DYWIDAG Corrosion Protection System Components

DYWIDAG Anchor DYWIDAG 90° Pocket Former DYWIDAG 45° Pocket Former DYWIDAG 30° Pocket Former
Strand Size a b c d
in mm in mm in mm in mm in mm
0.5 12.7 5-3/16 131.8 2-1/2 63.5 2.0 50.8 2-1/2 63.5
0.6 15.2 6-1/16 154.0 3-5/16 81.1 2.0 50.8 3-1/4 82.6