caused by a bolt coming loose? or a grade 5 shearing? Entire front suspension clips are bolted on. Glulam rivets are special nails for making high strength connections in. Where are all the car accidents, jeep accidents, failures, NHTSA warnings, crashes. Results from a test program on the seismic behaviour of timber rivets used in. This is a sickening discussion.Īdd welding? Reamers? Bolts come loose? Cold setting in your garage? Hot rivets come loose? WTF? over? With a grade 5 hardware store bolt, nut and washers. The guy can just bolt it up for God's sake. We are talking about a cross member on a Willys frame for God's sake. You have no idea what you are talking about. The bolted joint is by far the most common fastening method in all the mechanical world. Made using drawings with dimensions and tolerances. Just a tolerance analysis to determine the size of the clearance holes so that the assembly can go together no matter what part is pulled from inventory after they are manufactured and shipped in from all over the world. Not tight holes, not line drilled, not reamed. If you knew anything about mechanical design and tolerances, you would know that there must be a clearance hole in each piece. Grade 5 bolts don't break on a truck.Īll buildings and bridges area mainly bolted together. Properly torqued bolts don't come loose on a truck. The standard grade for automotive use is grade 5 hardware. Tighten or remove and replace loose rivets with high-strength bolts or new rivets. This will help support the connection during the repair operations. Replace all missing rivets with high strength bolts of the same size and draw the nut up tight. I have not used the words "do not use grade 8 or you will die". 4.2.1 LOOSE OR MISSING RIVETS.Clean working surface. I have used the words "max overkill" several times. The people reading can make up there own mind and/or research. There is no personal attack here, just a professional opinion using facts. I have explained this so that anyone can understand it. Items that need to be removed for repair or replacement are bolted. Items on newer trucks that need to be assembled along an assembly line are bolted. There are very few people who fix a truck or modify a truck or make swaps, using rivets. Not a bunch of made up answers and excuses. The point is to give a real answer for posterity. Rivets used were, and are not, grade 8 strength. The tools for riveting are expensive and the process takes a lot of room underneath and does not accomplish anything except looks. If the anyone thinks 10X safety factory is "minimum", that's unfortunate. The point was to advise that grade 8 is not necessary. The point was to give the poster a realistic, numbers based answer. The point is that grade 5 is plenty strong.
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