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Prestress/Post-Tensioning Strand Systems

Stresstek

SCB19.5

Last edit date: 3/20/2024

GENERAL
Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
19 1/2" 784.7 N/A 589

WEDGES
Wedges Length Material Wedge Parts Wedge Angle Wedge Inside Diameter
1.850" AISI 86L20 Rc 59-62 7° 10'
1.850" AISI C11L17 Rc 59-62 7° 10'

ANCHOR HEADS
Anchor Heads Size Material Authorization Date
6.85" Ø x 3" AISI C1050, 4140/422/4/1981
Wedge hole angle: 7°
Wedge hole diameter: 0.970"
Strand hole diameter: 0.570"

BEARING PLATES
Bearing Plates Size Material Authorization Date
11" Square x 10 1/2" ASTM A536,Gr 80-55-062/4/1981
Bearing hole diameter: 5.35"
Spiral size and turns:

TRUMPETS
Trumpets Size Material Authorization Date
Integral ASTM A536,Gr 80-55-062/4/1981

DUCTS
Ducts Size Material Authorization Date
There are no duct components for this system at this time

SPIRAL
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