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Prestress/Post-Tensioning Strand Systems
VSL
EC5-12
Last edit date: 3/20/2024
GENERAL |
Bar or Tendon Size |
Strand Diamter |
Ultimate (kips) |
Concrete Strength(psi) |
PJack (kips) |
12 |
1/2" |
495.6 |
N/A |
372 |
WEDGES |
Wedges Length |
Material |
Wedge Parts |
Wedge Angle |
Wedge Inside Diameter |
1.570" |
AISI 86L20 Rc 59-62 | |
7° |
|
ANCHOR HEADS |
Anchor Heads Size |
Material |
Authorization Date |
6" Ø x 2.4" |
ASTM A536,Gr 80-55-06 | 6/22/1981 |
6" Ø x 2.562" |
ASTM A536,Gr 80-55-06 | 6/3/1988 |
Wedge hole angle: 7° Wedge hole diameter: 1.035" Strand hole diameter: 0.57" |
BEARING PLATES |
Bearing Plates Size |
Material |
Authorization Date |
8.86" Square x 7.086" |
ASTM A536,Gr 80-55-06 | 12/18/1980 |
Bearing hole diameter: 4.33" Spiral size and turns: #4-6 turns
|
TRUMPETS |
Trumpets Size |
Material |
Authorization Date |
Integral |
ASTM A536,Gr 80-55-06 | |
DUCTS |
Ducts Size |
Material |
Authorization Date |
3 1/8" O.D. |
22 Gage | |
SPIRAL |
#4 @ 21/5" x 11" 0.D. dia - total 6 turns |