Source(s): certified fire inspector NFPA 13 (2013) 9.1.1.8.1* "Sprinkler piping or hangers shall not be used to support non-system components. Re: How much weight can plumbing pipe take? will basic welds with gussets hold? the guard itself will weigh about 350Lbs. 1. Tensile Strength Tensile strength is, to be put into simple terms, the maximum amount of weight that can be placed on something before it breaks or loses its original shape. Close. How much weight can a ceiling pipe fixture hold? It can hold that much weight before breaking, but that isn't to say it won't do a great deal of bending first- to the point that it … You need a pipe that is at least 450mm in diameter, with a thickness of 14mm - that's a standard sized pipe of 450mm, Schedule 40, which is big and heavy for something just being used to hold a swing. The weight that can be supported by a pipe is dependent on numerousfactors, including the pipe diameter, pipe wall thickness, operatingtemperature of the piping system and the material of the pipe. After a few iterations, it looks like you need a pretty big pipe for this to hold a 70 kg weight. We have a six foot span with 1 1/4 inch pipe and it holds two adult men over 200 pounds each with no problem. Posted by. 3/4 Inch pipe will be to small, I would go 1 inch minimum. There was a 10% increase in the home spa industry in the fourth quarter of 2013 and it is now estimated that whirlpool baths are included in 50% of new builds. 3 years ago. That being said! ... Full disclosure all of those pipes are rated to hold 5 times their weight of water plus 250 lbs. Note that this doesn't give you any information about how much the pipe may bend. i intend to bolt this guard to the frame or perhaps use hitch pins, would 4 3/4 or 1/2" hitch pins be able to support this weight? A.9.1.1.8.1 "The rules covering the hanging of sprinkler piping take into consideration the weight of water-filled pipe plus a safety factor. weight it can hold = F = 4 σf I / (ro L) = 872 pounds. u/Laistrygonian. how much can a weld hold? While much of this spending is on dining and designer clothing, the trend toward spending money on goods that increase pleasure is also reflected in the expanding home spa industry. 10-18-2012, 12:44 PM i am making a grill guard for my truck that is all 3/8th or 1/2" steel and it needs to hold 20-25K lbs. They are rated that way just in case a dumbass tries to hang off them like money bars. F-Type Variable Spring Supports designed for Operating Conditions Ranging from Loads of …