or Channel n Code |
8 . Reinforcing Bar Anchorage |
9 . Special Anchor Channel Design |
10 . Design Software |
11 . Best Practices |
12 . Instructions for Use |
13 . Field Fixes |
14 . Design Example |
2.3.23 HAC-T S EDGE AND HAC-T S EDGE C PLATE STEEL STRENGTH INFORMATION Table 2.3.23.1 — Steel strength design information for HAC-T S EDGE and HAC-T EDGE C rebar edge confinement plate ( EDGE and EDGE C plate )
2.1 HAC Nomenclature
Anchor Channel
HAC Modulus of elasticity of the EDGE plate
Minimum specified ultimate strength
Criteria Symbol Units
EDGE
HAC-T50 S
E |
ksi
( MPa )
|
30,458 ( 210,000 ) |
f uta |
psi
( MPa )
|
79,750
( 550 )
|
Minimum specified yield strength |
f ya |
psi
( MPa )
|
72,500
( 500 )
|
Nominal rebar steel strength |
N s , r |
lb |
|
Nominal connection strength of rebar-EDGE Lite or EDGE plate
Strength reduction factor for rebar tensile steel strength
N s , c
ϕ
( kN ) lb ( kN ) -
12,713 ( 56.55 )
0.75
EDGE C 2.3.24 DESIGN INFORMATION FOR HAC-T S EDGE AND HAC-T S EDGE C CONCRETE BREAKOUT IN PERPENDICULAR SHEAR
Table 2.3.24.1 — Shear concrete strength design information for HAC-T S EDGE and HAC-T S EDGE C with Hilti Serrated Channel Bolts ( HBC-T ) when shear load acts towards the EDGE Plate .
Criteria Symbol Units
Factor to account for the influence of plate size and rebar diameter on concrete edge breakout strength in shear for the EDGE plate
Exponent for the edge distance in the basic value of the concrete edge breakout
Exponent for the concrete strength in the basic value of the concrete edge breakout
Exponent for the modification factor to account for influence of member thickness on concrete edge breakout strength for anchors channels loaded in shear
Exponent for the modification factor for corner effects on concrete edge breakout strength for anchor channels loaded in shear
Modification factor for the critical anchor spacing in combination with the EDGE plate
HAC-T50 S EDGE
Anchor Channel
HAC-T50 S EDGE C
|
k EDGE
/
|
Imperial units |
880 |
720 |
k EDGE C |
SI units |
( 415 ) |
( 340 ) |
x 1
- 0.97 x 2
- 0.18 x 3
- 0.25 x 4
- 0.11 α 1 , V
- 0.60
Coefficient for pry out strength k cp - 2.0
Modification factor for HAC-T EDGE to control splitting |
ψ cp |
- |
1.0 |
Modification factor to account for influence of cracked or uncracked concrete for concrete edge |
ψ c , V |
- |
1.0 |
breakout strength |
|
|
|
Strength reduction factor for shear , concrete failure modes 1 |
ϕ |
- |
0.70 |
1 The tabulated value of ϕ applies when both the load combinations of Section 1605.2 of the IBC , ACI 318-14 Section 5.3 or ACI 318-11 Section 9.2 are used and the requirements of ACI 318-14 17.3.3 ( c ) or ACI 318-11 D . 4.3 ( c ), as applicable , for Condition B are met . Condition B applies where supplementary reinforcement is not provided .
See chapter 9 for additional design information for HAC-T S EDGE and HAC-T S EDGE C
Cast-In Anchor Channel Product Guide , Edition 1 • 02 / 2019
113
HAC CRFoS U HAC EDGE HBC-C HAC-T
HAC-30 2.2 Geometric Parameters 2.3 Structural Performance 2.4 Ordering HAC
Information
HAC-T EDGE
HBC-T HBC-B
HAC CRFoS U HAC EDGE HBC-C HAC-T
HAC-30
HAC-T EDGE
HBC-T HBC-B
2.5 Standard Portfolio
2.6 HAC Custom Solutions