3 8 Lag Bolt Pullout Strength

Pull out strength in pounds bolt length hole diameter 3 4 5 10 5 8 4 710 6 280 7 850 15 700 3 4 5 650 7 530 9 420 18 840.

3 8 lag bolt pullout strength.

For this lag screw the min. Once all these factors have been determined you can find the expected holding values in the technical information below. Shear strength is 36 ksi 36000 psi. The size of the drop in anchor refers to the diameter of the standard unc threaded rod or bolt to be used with this fastener.

Self drilling self tapping screws are commonly used to attach plywood up to 1 1 8 in. D grout hole diameter in inches l length in inches of the grout hole 3 1415 below are examples of the force required to pull out various size bolts out of various size holes. F bolt pullout force in lbs. Cap says bdm made in china so who knows for sure.

The size of the anchor refers to the diameter of the lag bolt to be used with this fastener. If a lag screw with a 5 16 inch shaft is installed correctly it can withstand pull out or withdrawal of up to 212 pounds in close grain hem fir and redwood and up to 266 pounds in larch douglas fir according to information from the american wood council. However since threads are usually provided on only a portion of the fastener shank it is important to specify the. Lag screw 3 8 shank lag screw 10 wood screw douglas fir larch 0 5 340 390 173 douglas fir south 0 46 301 344 146 englemann spruce lodgepole pine 0 46 301 344 146 hem fir 0 43 271 311 128 hem fir north 0 46 301 344 146 southern pine 0 55 393 451 209 spruce pine fir 0 42 262 301 122 spruce pine fir south 0 36 209 238 90 western cedars 0 36.

Thick to steel flanges up to 3 16 in. Stainless steel hex lag screw 5 pack. Once all these factors have been determined you can find the expected holding values in the technical information below. Lag screws 8 12 withdrawal resistance 8 12 lateral resistance 8 13 bolts 8 14 bearing stress of wood under bolts 8 14 loads at an angle to the grain 8 15 steel side plates 8 15 bolt quality 8 15 effect of member thickness 8 16 two member multiple member joints 8 16 spacing edge and end distance 8 16 effect of bolt holes.

The lag shield anchor is a great fastener when very hard short concrete or lower grade long concrete is a concern. Need data on force needed to pull out lag bolts from ordinary studs. I assume they are good for about 100 pounds pullout when fully embedded in pine wood. Stainless steel hex lag screw 5 pack.