SCREW ANCHORS DESIGNED FOR ULTIMATE PERFORMANCE & PRODUCTIVITY Supplement to Hilti North American Product Technical Guide Volume 2: Anchor Fastening Technical Guide, Edition 19
KWIK HUS-EZ Screw Anchor Technical Supplement KWIK HUS-EZ SCREW ANCHOR PRODUCT DESCRIPTION KWIK HUS EZ carbon steel anchors Anchor System Features and Benefits Carbon Steel KH-EZ C 1/4" & 3/8" • OSHA Table 1926.
MATERIAL SPECIFICATIONS Heat treated carbon steel with a minimum zinc coating of 0.0003 inch (8 μm) thick in accordance with DIN EN ISO 4042. KH-EZ CRC has mechanically deposited zinc coating with a minimum thickness of 0.0021 inch (53 μm) in accordance with ASTM B695, Class 55.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 2 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC design Strength with concrete / pullout failure in uncracked concrete1,2,3,4 Nominal anchor diameter in. (mm) 1/4 (6.4) 3/8 (9.5) 1/2 (12.7) 5/8 (15.9) 3/4 (19.1) Tension - фNn Shear - фVn Nominal Embed. Depth in. (mm) ƒ'c = 2,500 psi (17.2 MPa) lb (kN) ƒ'c = 3,000 psi (20.7 MPa) lb (kN) ƒ'c = 4,000 psi (27.6 MPa) lb (kN) ƒ'c = 6,000 psi (41.4 MPa) lb (kN) ƒ'c = 2,500 psi (17.
Table 4 - Steel design strength for Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC anchors1,2 Anchor diameter in. (mm) Nominal embedment depth in. (mm) 1-5/8 (41) 1-5/8 (41) 2-1/2 (64) 2-1/4 (57) 3-1/4 (83) 4 (102) 1/4 (6.4) 3/8 (9.5) 1/2 (12.7) 5/8 (15.9) 3/4 (19.1) 3 (76) 4 (102) Shear 4 фVsa lb (kN) Seismic shear 5 фVsa,eq lb (kN) 3,945 (17.5) 5,980 (26.6) 6,720 (29.9) 11,780 (52.4) 15,735 (70.0) 20,810 (92.6) 930 (4.1) 2,200 (9.8) 3,110 (13.8) 5,545 (24.7) 6,735 (30.0) 9,995 (44.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 6 - Load adjustment factors for 1/4-in. diameter Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL and KH-EZ C in uncracked concrete1,2 Edge distance in shear 1/4-in. KH-EZ uncracked concrete Spacing (s)/edge distance (ca)/concrete thickness (h) - in. (mm) Embedment hnom 1-1/2 2 2-1/2 3 3-1/4 3-1/2 4 4-1/8 4-1/2 5 5-1/2 6 7 8 9 10 11 12 14 in.
Table 8 - Load Adjustment Factors for 3/8-in. diameter Hilti KH-EZ, KH-EZ C and KH-EZ CRC in uncracked 1,2 Edge distance in shear 3/8-in. KH-EZ uncracked concrete Spacing (s)/edge distance (ca)/concrete thickness (h) - in. (mm) Embedment in.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 10 -Load adjustment factors for 1/2-in. diameter Hilti KH-EZ and KH-EZ CRC in uncracked concrete1,2 Edge distance in shear 1/2-in. KH-EZ uncracked concrete Spacing (s)/edge distance (ca)/concrete thickness (h) - in.
Table 12 - Load adjustment factors for 5/8-in. diameter Hilti KH-EZ and KH-EZ CRC in uncracked concrete1,2 Edge distance in shear 5/8-in. KH-EZ uncracked concrete Edge distance factor in tension ƒRN Spacing factor in shear3 ƒAV ⊥ toward edge ƒRV II to and away from edge ƒRV Conc. thickness factor in shear4 ƒHV in.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 14 - Load adjustment factors for 3/4-in. diameter Hilti KH-EZ and KH-EZ CRC in uncracked concrete1,2 Edge distance in shear 3/4-in. KH-EZ uncracked concrete Spacing (s)/edge distance (ca)/concrete thickness (h) - in. (mm) Embedment hnom 1-3/4 2 2-1/2 3 3-1/2 4 4-1/2 5 5-1/2 6 7 8 8-1/8 9 10 11 12 14 16 18 20 24 30 > 36 in.
Table 16 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC in the soffit of uncracked lightweight concrete over metal deck1,2,3,4,5,6 Installation in lower flute Nominal anchor diameter in. 1/4 3/8 1/2 5/8 3/4 Tension - фNn Nominal embedment ƒ'c = 3,000 psi in. (mm) lb (kN) 1-5/8 (41) 2-1/2 (64) 1-5/8 (41) 2-1/2 (64) 3-1/4 (83) 2-1/4 (57) 3 (76) 4-1/4 (108) 3-1/4 (83) 5 (127) 4 (102) 545 (2.4) 1,220 (5.4) 845 (3.8) 1,455 (6.5) 2,550 (11.3) 850 (3.8) 1,990 (8.9) 3,485 (15.5) 2,715 (12.
KWIK HUS-EZ Screw Anchor Technical Supplement Figure 3 – Installation of Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC in soffit of concrete over steel deck floor and roof assemblies1 1 A nchors may be placed in the upper or lower flute of the steel deck profile provided the minimum concrete cover above the drilled hole is satisfied. Anchors in the lower flute may be installed with a maximum 1-inch offset in either direction from the center of the flute.
Table 20 - Load adjustment factors for Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC in the top of uncracked concrete over metal deck1,2 Spacing (s)/edge distance (ca)/concrete thickness (h) - in. (mm) 1/4-in. and 3/8-in. KH-EZ uncracked concrete over metal deck Anchor in. diameter da (mm) Nominal in. embed.
KWIK HUS-EZ Screw Anchor Technical Supplement DESIGN INFORMATION IN CONCRETE PER CSA A23.3 Limit State Design of anchors is described in the provisions of CSA A23.3-14 Annex D for post-installed anchors tested and assessed in accordance with ACI 355.2 for mechanical anchors and ACI 355.4 for adhesive anchors. This section contains the Limit State Design tables with unfactored characteristic loads that are based on the published loads in ICC Evaluation Services ESR-3027.
Table 23 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC design information in accordance with CSA A23.3-14 Annex D11 Design parameter Nominal anchor diameter da Effective embedment2 hef Min.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 24 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC carbon steel screw anchor factored resistance with concrete/pullout failure in uncracked concrete1,2,3,4 Nominal anchor diameter in. 1/4 3/8 1/2 5/8 3/4 Effective embed. in. (mm) Nominal embed. in. (mm) 1.18 (30) 1.92 (49) 1.11 (28) 1.54 (39) 1.86 (47) 2.50 (64) 1.52 (39) 2.16 (55) 3.22 (82) 2.39 (61) 3.03 (77) 3.88 (99) 2.92 (74) 4.
Table 26 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC in the soffit of uncracked lightweight concrete over metal deck1,2,3,4,5,6 Installation in lower flute Nominal anchor diameter in. 1/4 3/8 1/2 5/8 3/4 Tension - Nr Installation in upper flute Shear - Vr Tension - Nr Shear - Vr Nominal embedment in.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 28 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC steel screw anchor factored resistance in the top of uncracked concrete over metal deck1,2,3,4,5 Nominal anchor diameter in. 1/4 3/8 Tension - Nr Shear - Vr Effective embed. in. (mm) Nominal embed. in. (mm) ƒ'c = 20 MPa (2,900psi) lb (kN) ƒ'c = 30 MPa (4,350 psi) lb (kN) ƒ'c = 20 MPa (2,900 psi) lb (kN) ƒ'c = 30 MPa (4,350 psi) lb (kN) 1.18 (30) 1.
DESIGN INFORMATION IN MASONRY Table 30 – Allowable tension loads for Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC installed in grout-filled masonry walls (lb)1,2,3,4,5 Spacing Nominal anchor diameter in. Embedment in.6 Loads @ ccr and scr 1-5/8 53010 2-1/2 91011 1-5/8 53511 1/4 3/8 1/2 5/8 3/4 2-1/2 895 3-1/4 1,210 2-1/4 710 3 1,110 4-1/4 1,515 3-1/4 1,155 5 1,735 4 1,680 6-1/4 2,035 Edge distance Minimum - smin in.7 Load reduction factor at smin8 2 0.
KWIK HUS-EZ Screw Anchor Technical Supplement Table 32 – Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC allowable loads installed in top-of-grout-filled concrete masonry walls or horizontal members of wall openings1,2,3 Shear lb Nominal anchor diameter in. 1/4 3/8 1/2 Minimum embedment depth in. 1 5/8 2 1/2 1 5/8 3 1/4 2 1/4 4 1/4 5/8 5 3/4 6 1/4 Edge distance4 in. 1 1/2 3 3/4 1 1/2 3 3/4 1 1/2 3 3/4 1 1/2 3 3/4 1 3/4 3 3/4 1 3/4 3 3/4 1 3/4 3 3/4 3 3/4 Critical spacing5 in.
Figure 5 – Acceptable locations (shaded areas) for Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC anchors in grout-filled concrete masonry Figure 6 – Edge and end distances for the Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC anchor installed in the top of CMU masonry wall construction Figure 7 – Anchor locations in end of wall or wall opening applications 20 KWIK HUS-EZ SCREW ANCHOR - July 2020
KWIK HUS-EZ Screw Anchor Technical Supplement DESIGN INFORMATION IN HOLLOW CORE CONCRETE PER ALLOWABLE STRESS DESIGN Table 34 - Hilti KH-EZ, KH-EZ P, KH-EZ PM, KH-EZ PL, KH-EZ C and KH-EZ CRC allowable stress design values for installations into hollow core concrete panels1,2 Anchor diameter (inches) 1/4 3/8 1 2 3 Min.
INSTALLATION INSTRUCTIONS Installation Instructions For Use (IFU) are included with each product package. They can also be viewed or downloaded online at www.hilti.com. Because of the possibility of changes, always verify that downloaded IFU are current when used. Proper installation is critical to achieve full performance. Training is available on request. Contact Hilti Technical Services for applications and conditions not addressed in the IFU.
BB • 07/2020 Hilti, Inc. (U.S.) 1-800-879-8000 en español 1-800-879-5000 www.hilti.com Hilti (Canada) Corporation 1-800-363-4458 www.hilti.
