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• <br /> . HJSCAFCa <br /> Fasteners (Screws and Welds) Steel Stud Mfg.Co. <br /> Screw Table Notes <br /> 1. Screw spacing and edge distance shall not be less than 3 x D. (D = Nominal screw diameter) <br /> 2. The allowable screw values are based on the steel properties of the members being connected, per AISI section E4. <br /> 3. When connecting materials of different metal thicknesses or yield strength, the lowest applicable values should be used. <br /> 4. The nominal strength of the screw must be at least 3.75 times the allowable loads. <br /> 5. Values include a 3.0 factor of safety. <br /> 6. Applied loads may be multiplied by 0.75 for seismic or wind loading, per AISI A 5.1.3. <br /> 7. Penetration of screws through joined materials should not be less than 3 exposed threads. Screws should be installed and <br /> tightened in accordance with screw manufacturer's recommendations. <br /> Allowable Loads For Screw Connections <br /> Thickness Steel Properties No.12 No.10 No.8 No.6 <br /> Steel Mils Design(in) Dia.=0.216(in) Dia.=0.190(in) Dia.=0.164(in) Dia.=0.138(in) <br /> Fy(ksi) Fu(ksi) Shear Pullout Shear Pullout Shear Pullout Shear Pullout <br /> 18 0.0188 33 45 66 39 60 33 <br /> 27 0.0283 33 45 121 59 111 50 <br /> 30 0.0312 33 45 151 76 141 65 129 55 <br /> 33 0.0346 33 45 177 84 164 72 151 61 <br /> 43 0.0451 33 45 280 124 263- - 1-09 244 94 224 79 <br /> 54 0.0566 33 45 394 156 370 137 344 118 <br /> 68 0.0713 33 45 557 196 523 173 <br /> } <br /> Weld Table Notes <br /> 1. Weld capacities based on AISI, section E2. <br /> 2. When connecting materials of different metal thickness or yield strength (Fu), the lowest applicable values should be <br /> used. <br /> 3. Values include a 2.5 factor of safety. <br /> 4. Based on the minimum allowance load for fillet or flare groove welds, longitudinal or transverse loads. <br /> 5. Allowable loads based on E60xx electrodes <br /> 6. For material less than or equal to .1242"thick, drawings show nominal weld size. For such material, the effective throat to <br /> the weld shall not be less than the thickness of the thinnest connected part. <br /> Allowable Loads For Fillet Welds And Flare Groove Welds <br /> Design Steel Properties E60XX Elec- <br /> Mil Thickness Yield Tensile trodes <br /> in. ksi ksi lbs/in <br /> 43 0.0451 33 45 609 <br /> 54 0.0566 33 45 764 <br /> 68 0.0713 33 45 963 <br /> 97 0.1017 33 45 1373 <br /> 118 0.1242 33 45 1677 <br /> 54 0.0566 50 65 1104 <br /> 68 0.0713 50 65 1390 <br /> 97 0.1017 50 65 1983 <br /> 118 0.1242 50 65 2422 <br /> 48 <br />