Snake™+ Screw Anchor 04/13 by Powers Fasteners

More catalogs by Powers Fasteners | Snake™+ Screw Anchor 04/13 | 8 pages | 2015-02-04

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Snake™+ Screw Anchor 04/13 is listed under these categories

Industrial Supply > Fasteners & Hardware

Featured catalog pages of Snake™+ Screw Anchor 04/13

snake ™ internally threaded screw anchor product description the snake anchor is an internally threaded self-tapping screw anchor designed for performance in cracked and uncracked concrete suitable base materials include normal-weight concrete structural sand-lightweight concrete and concrete over steel deck the snake screw anchor is installed into a drilled hole with a power tool and a snake setting tool after installation a steel insert element is threaded into the anchor body general applications and uses • suspending conduit • cable trays and strut • pipe supports • interior applications/low level corrosion environment • tension zone applications • seismic wind loading applications • fire sprinklers • suspended lighting features and benefits • designed for use in holes drilled with standard ansi carbide drill bits • anchor design allows for shallow embedment and mechanically interlocks with base material •

installation specifications installation information for snake screw anchor for single point applications1,3 anchor property setting information notation units da nominal anchor size 1/4” 3/8” 1/2” in mm 0.375 9.5 0.500 12.7 0.750 19.1 d in mm 0.250 6.4 0.375 9.5 0.500 12.7 dbit in 3/8 ansi 1/2 ansi 3/4 ansi ho in mm 2 51 2 51 2-1/2 64 hmin in mm 3 76 4 102 4 102 ℓanch in mm 1-1/4 32 1-1/4 32 1-11/16 43 hnom in mm 1-5/8 41 1-5/8 41 2-3/16 55 hef in mm not applicable 1.10 28 1.54 39 cmin in mm not applicable 3 76 4 102 smin in mm not applicable 3 76 4 102 cac in mm not applicable 3 76 4 102 maximum impact wrench power torque tscrew ft lb n-m 120 163 345 468 345 468 maximum tightening torque of steel insert element threaded rod or bolt tmax ft lb n-m 4 6 14 19 36 49 nominal outside anchor diameter internal thread diameter unc drill bit diameter minimum hole depth minimum concrete member thickness 2 overall anchor length nominal embedment depth effective

snake â„¢ installation specifications installation instructions for snake screw anchor 1 using the proper drill bit size drill a hole into the base material to the required depth the tolerances of the carbide drill bit used should meet the requirements of ansi standard b212.15 2 select a powered impact wrench that does not exceed the maximum torque tscrew for the selected anchor diameter attach the snake setting tool supplied by powers fasteners to the impact wrench mount the anchor onto the setting tool 3 drive the anchor into the hole until the shoulder of the snake setting tool comes into contact with the surface of the base material do not spin the setting tool off the anchor to disengage 4 insert threaded rod or a bolt into the snake taking care not to exceed the maximum specified tightening torque of the steel insert element tmax minimum thread engagement should be at least one anchor diameter installation detail for snake screw anchor installed through soffit steel

performance data tension design information for use with load combinations taken from aci 318 section 9.21,2 design characteristic notation anchor category nominal anchor size 3/8” 1/2” units 1 2 or 3 nominal embedment depth in mm hnom 1 1 1-5/8 41 2-3/16 41 steel strength in tension 4 minimum specified yield strength of steel insert element fy minimum specified ultimate strength of steel insert element 11 fut 36.0 248 astm a36 ksi 2 n/mm astm a193 grade b7 105.0 724 astm a36 ksi 2 n/mm astm a193 grade b7 125.0 862 0.0775 50 4,495 20.0 9,685 43.1 2 effective tensile stress area of steel insert element ase steel strength in tension nsa lb kn φ 11 3,4 reduction factor for steel strength 58.0 400 in 2 mm astm a36 astm a193 grade b7 0.1419 50 8,230 37.0 0.65 concrete breakout strength in tension 8 effective embedment hef in mm 1.10 28 1.54 39 effectiveness factor3for uncracked concrete effectiveness factor for 5 cracked concrete modification factor for cracked 5 and

snake ™ performance data shear design information for use with load combinations taken from aci 318 section 9.21,2 design characteristic notation anchor category nominal embedment depth nominal anchor size 3/8” 1/2” units 1 2 or3 1 1 hnom in mm 1-5/8 41 2-3/16 55 steel strength in shear 4 minimum specified yield strength of steel insert element minimum specified ultimate strength of steel insert element effective tensile stress area of steel insert element 5 fut 3 reduction factor for steel strength astm a193 grade b7 105.0 724 astm a36 ksi 2 n/mm astm a193 grade b7 125.0 862 0.0775 50 770 3.4 1,655 7.4 2 in 2 mm ase vsa lb kn φ 10 steel strength in shear astm a36 ksi 2 n/mm fy astm a36 astm a193 grade b7 36.0 248 58.0 400 0.1419 50 1,995 8.9 0.60 concrete breakout strength in shear 6 effective embedment hef load bearing length of anchor hef or 8do whichever is less ℓe in mm in mm φ φ 10 critical edge distance 3 reduction factor for

factored resistance strength φ n and φ v calculated in accordance with aci 318-05 appendix d n n 1 tabular values are are provided for illustration and applicable for single anchors installed in normal-weight concrete with minimum slab thickness ha hmin and with the following conditions ca1 is greater than or equal to the critical edge distance cac table values based on ca1 cac ca2 is greater than or equal to 1.5 times ca1 2 calculations were performed according to aci 318-05 appendix d the load level corresponding to the controlling failure mode is listed e.g for tension steel concrete breakout and pullout for shear steel concrete breakout and pryout furthermore the capacities for concrete breakout strength in tension and pryout strength in shear are calculated using the effective embedment values hef for the selected anchors as noted in the design information tables please also reference the installation specifications for more information 3 strength reduction factors

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