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• • <br /> Direct Fastening Technical Guide, Edition 18 <br /> 3.6.2 SELF-DRILLING SCREWS 3.6.2.1 Product description <br /> 3.6.2.1 PRODUCT DESCRIPTION 3.6.2.2 Material specifications <br /> Hilti self-drilling screws are designed Product features: 3.6.2.3 Technical data <br /> to drill their own hole in steel base 3.6.2.4 Installation instructions j <br /> • Hex head for metal-to-metal <br /> materials up to 1/2"thick.These screws applications 3.6.2.5 Ordering information <br /> are available in a variety of head styles, • Flush head for wood-to-metal ,.._.,,,-! , to <br /> thread lengths and drill-flute lengths for applications qf:' 1\ <br /> screw diameters#6 through 1/4".Hilti • For metal from 0.035"to <br /> self-drilling screws meet ASTM C1513, 0.500"thick ;1 <br /> ASTM C954 and SAE J78 standards, • Winged reamers for wood over <br /> as applicable. 1/2"thick <br /> • Stitch screws for light gauge <br /> metal-to-metal <br /> • Sealing screws for water Listings/Approvals <br /> resistant fastenings <br /> ICC-ES(International Code Council) <br /> 3.6.2.2 MATERIAL SPECIFICATIONS ESR-2196(Steel and Metal Screws) <br /> ESR-3891 with 2017 LABC/LARC <br /> Material ASTM A510 Grade 1018-1022 Supplement(Interior Finishing/Drywall <br /> Screws) , <br /> Heat treatment Case hardened and tempered COLA(City of Los Angeles) <br /> • Sizes 8,10 and 12:0.004"to 0.009"case depth RR 25678 <br /> • Size 1/4":0.005"to 0.011"case depth <br /> Plating Refer to Section 3.6.2.5 for screw coating information. IA irj�)DBS <br /> Warning:Because of the potential for delayed hydrogen assisted stress corrosion cracking, ICC-ES ESR-2196 and ESR-3891 <br /> many hardened steel fasteners are not recommended for use with dissimilar metals or together,provide IBC recognition of <br /> chemically treated wood when moisture may be present or in corrosive environments.For Hilti's Self Drilling Screw fasteners for <br /> further information,contact Hilti Technical Support at 1-877-749-6337. most common applications(e.g.CFS <br /> connections,gypsum to CFS,etc.), <br /> including HWH, HHWH, PPH, PPFH, <br /> PBH, PWH, PTH, PPCH,TPCH and <br /> PFTH head style screws. <br /> 3.6.2.3 TECHNICAL DATA <br /> Ultimate tensile strengths-pullout(tension),lb(kN)1•2.3.4.5.6•7 <br /> Nominal Thickness of steel member not in contact with the screw head, (in.) <br /> ga <br /> Screw diameter 20 18 16 14 12 10 <br /> designation <br /> in. (0.036) (0.048) (0.060) (0.075) (0.105) (0.135) <br /> #6 0.138 190 250 320 395 555 715 <br /> (0.85) (1.11) (1.42) (1.76) (2.47) (3.18) <br /> 210 275 345 435 605 780 <br /> #7 0.151 ) (2.69) (3.47) <br /> (0.93) (1.22) (1.53) (1.93 <br /> 225 300 375 470 660 845 <br /> #8 0.164 <br /> (1.00) (1.33) (1.67) (2.09) (2.94) (3.76) <br /> 260 350 435 545 765 980 <br /> #10 0.190 <br /> (1.16) (1.56) (1.93) (2.42) (3.40) (4.36) <br /> 295 395 495 620 870 1120 <br /> #12 0.216 <br /> (1.31) (1.76) (2.20) (2.76) (3.87) (4.98) <br /> 1/4 in. 0.250 345 460 575 715 1000 1290 <br /> (1.53) (2.05) (2.56) (3.18) (4.45) (5.74) <br /> 1 The lower of the ultimate putout,pullover,and tension fastener strength of screw should be used for design. <br /> 2 Load values based upon calculations done in accordance with Section E4 of the AISI S100. <br /> 3 AISI S100 recommends a safety factor of 3.0 be applied for allowable strength design,a 4,factor of 0.5 be applied for LRFD design or a 4,factor of 0.4 be applied <br /> for LSD design. <br /> 4 ANSI/ASME standard screw diameters were used in the calculations and are listed in the tables. <br /> 5 The screw diameters in the table above are available in head styles of pan,hex washer,pancake,fiat,wafer and bugle. <br /> 6 The load data in the table is based upon sheet steel with F,=45 ksl. For F,=55 ksi steel,multiply values by 1.22. For F.=65 ksi steel,multiply values by 1.44. <br /> 7 Refer to Section 3.6.2.5 to ensure drilling capacities. <br /> 187 8 I\\ <br />