Product Technical Guides : US-EN Cast-In Anchor Channel Fastening Technical Guide | Page 98

1. Anchor Channel Systems 2. HAC Portfolio 3. HAC Applications 4. Design Introduction 5. Base material 6. Loading lb (kN) 7,865 (35.0) N sl,seis lb (kN) 7,865 (35.0) ϕ - 0.75 * lb (kN) 11,240 (50.0) ϕ - 0.75 Nominal tensile steel strength of connection between anchor and channel N sc lb (kN) 7,865 (35.0) Nominal tensile steel strength of connection between anchor and channel for seismic design N sc,seis lb (kN) 7,865 (35.0) Strength reduction factor for bending failure ϕ lb (kN) 17,707 (78.7) Nominal shear steel strength for local failure of the channel lips for seismic design in both directions V sl,y,seis lb (kN) 10,675 (47.4) * ϕ - 0.75 V sa,y lb (kN) 12,050 (53.6) Nominal shear steel strength of a single anchor in direction of the S bracket V sa,y,clip lb (kN) 13,865 (61.7) Nominal shear steel strength of a single anchor for seismic design in both directions V sa,y,seis lb (kN) 10,675 (47.4) ϕ - 0.75 *Nominal shear steel strength of connection between anchor and channel in opposite direction of the S bracket V sc,y lb (kN) 12,050 (53.6) Nominal shear steel strength of connection between anchor and channel in direction of the S bracket V sc,y,clip lb (kN) 13,865 (61.7) Nominal shear steel strength of connection between anchor and channel for seismic design in both directions V sc,y,seis lb (kN) 10,675 (47.4) ϕ - 0.75 *Nominal shear steel strength of a single anchor in opposite direction of the S bracket Strength reduction factor anchor failure 1 * 0.75 Strength reduction factor for failure of connection between anchor and channel 1 14,125 (1,596) Nominal shear steel strength of connection between anchor and channel V sc,x lb (kN) 5,240 (23.3) lb-in (N*m) 11,903 (1,345) Nominal shear steel strength of connection between anchor and channel for seismic design V sc,x,seis lb (kN) 5,240 (23.3) lb-in (N*m) 14,125 (1,596) Strength reduction factor for failure of connection between anchor and channel 1 lb-in (N*m) 11,903 (1,345) ϕ - 0.75 - 0.85 V sa,x lb (kN) 6,740 (30.0) V sa,x,seis lb (kN) 6,740 (30.0) ϕ - 0.75 Nominal shear steel strength of a single anchor Nominal shear steel strength of a single anchor for seismic design Table 2.3.9.2 — Tension concrete strength design information for HAC S EDGE and HAC S EDGE C Strength reduction factor for tension, concrete failure modes 1 HAC-50 S h ef = 94 mm HAC-50 S h ef = 106 mm c ac in (mm) TBD (TBD) 12.52 (318) ϕ - Condition A: N/A Condition B: 0.70 1 T  he 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. For installations where complying supplementary reinforcement can be verified, the ϕ factors described in ACI 318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition A are allowed. 1 T  he 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. For installations where complying supplementary reinforcement can be verified, the ϕ factors described in ACI 318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition A are allowed. Table 2.3.10.2 — Shear  concrete strength design information for for HAC S EDGE and HAC S EDGE C with Hilti Channel Bolts (HBC-C and HBC-C-N) when shear load acts away from the EDGE Plate. Criteria Coefficient for pryout strength Strength reduction factor for shear, concrete failure modes 1 HAC-50 S h ef = 106 mm α ch,V lb 1/2 /in 1/3 (N 1/2 /mm 1/3 ) 10.50 (7.50) k cp - 2 ϕ - Condition A: N/A Condition B: 0.70 1 T  he 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. For installations where complying supplementary reinforcement can be verified, the ϕ factors described in ACI 318-14 17.3.3(c) or ACI 318-11 D.4.3(c), as applicable, for Condition A are allowed. 2 T his factor will be applicable for shear acting in opposite direction edge plate (i.e away from edge plate). In case of shear acting in direction towards edge plate refer to Table 2.3.12.1 for design information. Cast-In Anchor Channel Product Guide, Edition 1 • 02/2019 99 98 Units Factor to account for the influence of channel size and anchor diameter on concrete edge breakout strength in shear 2 Symbol Units Edge distance required to develop full concrete capacity in absence of anchor reinforcement Strength reduction factor anchor failure 1 Symbol Criteria lb-in (N*m) M s,flex,seis Nominal bending strength of the anchor channel for seismic design with HBC-C-N V sl,y,clip Nominal bending strength of the anchor channel for seismic design with HBC-C M s,flex Nominal shear steel strength for local failure of the channel lips in direction of the S bracket Nominal bending strength of the anchor channel with HBC-C-N 10,675 (47.4) Nominal bending strength of the anchor channel with HBC-C - lb (kN) ϕ V sl,y Strength reduction factor for local failure of channel lips 1 Strength reduction factor for anchor failure Strength reduction factor for failure of connection between anchor and channel 1 *Nominal shear steel strength for local failure of channel lips in opposite direction of the S bracket N sa,seis Nominal tensile steel strength of a single anchor for seismic design HAC-50 S EDGE HAC-50 S EDGE C 11,240 (50.0) Units lb (kN) Symbol Criteria N sa 14. Design Example Table 2.3.10.1 — S hear steel strength design information for HAC S EDGE and HAC S EDGE C with Hilti Channel Bolts (HBC-C and HBC-C-N). Strength reduction factor for local failure of channel lips Nominal tensile steel strength of a single anchor 13. Field Fixes N sl 12. Instructions for Use HAC-50 S EDGE HAC-50 S EDGE C 11. Best Practices Nominal tensile steel strength for local failure of channel lips for seismic design Units 10. Design Software Nominal tensile steel strength for local failure of channel lips Symbol 9. Special Anchor Channel Design 2.3.10  HAC S EDGE AND HAC S EDGE C STRUCTURAL STEEL STEEL PERFORMANCE — SHEAR Table 2.3.9.1 — Tension steel strength design information for HAC S EDGE and HAC S EDGE C with Hilti Channel Bolts (HBC-C and HBC-C-N). Criteria 8. Reinforcing Bar Anchorage 2  .3.9 HAC S EDGE AND HAC S EDGE C STRUCTURAL STEEL PERFORMANCE — TENSION 7. Anchor Channel Design Code