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Prestress/Post-Tensioning Strand Systems
Stresstek
SB1.5
Last edit date: 3/20/2024
GENERAL |
Bar or Tendon Size |
Strand Diamter |
Ultimate (kips) |
Concrete Strength(psi) |
PJack (kips) |
1 |
1/2" |
41.3 |
N/A |
31 |
WEDGES |
Wedges Length |
Material |
Wedge Parts |
Wedge Angle |
Wedge Inside Diameter |
1.85" |
AISI 86L20 Rc 59-62 | |
7° 10' |
|
1.85" |
AISI C11L17 Rc 59-62 | |
7° 10' |
|
ANCHOR HEADS |
Anchor Heads Size |
Material |
Authorization Date |
1.625" Ø x 1.75" |
AISI C11L17 Cold Rolled | 8/18/1978 |
Wedge hole angle: 7° Wedge hole diameter: 0.970" Strand hole diameter: 0.627" |
BEARING PLATES |
Bearing Plates Size |
Material |
Authorization Date |
2 3/4" x 5 1/2" x 3/8" |
ASTM A-36 | |
3" x 4" x 1/2" |
ASTM A-36 | 8/18/1978 |
Bearing hole diameter: 3/4" Spiral size and turns: none
|
TRUMPETS |
Trumpets Size |
Material |
Authorization Date |
There are no trumpet components for this system at this time |
DUCTS |
Ducts Size |
Material |
Authorization Date |
3/4" I.D. |
Pipe | 8/18/1978 |