Prestress/Post-Tensioning Strand Systems

Stresstek

S13.6

Last edit date: 3/20/2024

GENERAL

Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
13 0.6" 761.8 N/A 572

WEDGES

Wedges Length Material Wedge Parts Wedge Angle Wedge Inside Diameter
1.95" AISI 8620 Leaded Rc 59-62 7° 10'

ANCHOR HEADS

Anchor Heads Size Material Authorization Date
6.85" Ø x 3.30" AISI C1045/C10501/3/1983
Wedge hole angle:
Wedge hole diameter: 1.190"
Strand hole diameter: 0.690"

BEARING PLATES

Bearing Plates Size Material Authorization Date
13 1/2" Square x 2" ASTM A-361/3/1983
Bearing hole diameter: 5.55"
Spiral size and turns: none

TRUMPETS

Trumpets Size Material Authorization Date
20" 18 Gage1/3/1983

DUCTS

Ducts Size Material Authorization Date
3 1/2" 1/3/1983

SPIRAL

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