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USA6x6 inserts... FREE!

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those look like those big plastic pipes they use in plumbing and sewers, etc.

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Resemble is about it, Sewer lines have no business being that thick and new sewer line is green. Water line is blue unless its small stuff, meaning not a water main. Useless info. I know but hey..... what did you expect /forums/images/graemlins/grin.gif

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As pipe gets bigger diameter, the wall thickness has to go up to support the pressure rating. That is most likely normal schedule 40 PVC. They also make schedule 80 and 120 with even thicker walls. I would bet my Blazer that Daniel DOES NOT have that pipe specially made. 2 minutes on Google get this:

SCH 40 and 80 PVC specs

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All i was sayins is Water main line is blue, sewer is green. thats the main. Not pipe coming out of a pumpstation or water tower where naturally you do have to have a beefier pipe. Sewer main is some brittle, real thin stuff. Not pressurized so why make it heavy. Im just talking about the mains, not PVC in some industrial application

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Ground pressure is what you should be considering here. Sure, PVC sewer pipe is not under pressure internally in a gravity sewer system. The pipe is installed in ditches layed in bedding material and backfilled with soil. When the bedding material in those ditches fill with groundwater, enormous presure is exerted on the pipe from the water and the already present forces from the material the ditch was backfilled with. Gravity wasterwater sewer sytems run under creeks, roadways, train tracks, buildings, etc. So yes, it does have to have a thick wall. I inspect the installation of water, wastewater, and storm sewer lines. In Texas, gravity sewer systems are mandated to be constructed with Schedule 40 SDR 26 heavy wall pipe or better. I have seen white, black, tan/cream color, green, and gray wastewater pipe. I have also seen just as many colors in water pipe.


For double beadlocks, PVC is not a bad choice but it weighs a ton. You could be looking at up to and additional 12 pounds or more per wheel. It is a cheap alternative to the mag runflats if you are like me and dont have any. I have been going over tons of pipe specs looking for the perfect pipe to use. The problem with this is, finding scrap pipe that will work. Buying new pipe can cost a fortune. One joint of Schedule 40 sdr 26 18" sewer pipe can run the regular Joe about $450-$500 bucks for 20 feet(the normal manufactured lenght). I can get this pipe for free all day long. The downside is its ID is to big. There are many other types of pipe out there but they are more un-common and therefore expensive.

Back to the topic:
If you want to run the PVC beadlocks go for it. But pick up an assembled mag. run flat and then an assembled pvc beadlock. The weight difference is easily 7-8 pounds. If you want to run the PVC, I will buy your mag run flats for the right price. Once the mag run flat is turned down, the weight will go down and there will be even less chance of damaging your new and expensive tires.
 
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FYI...dan is running stock hummer backspacing.

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You can run them stock? Aren't they like 7" of BS? They'll clear everything and be ok?
 
So what does dan have? I thought he had an SRW 60/14. I have heard of the dually setup before. Did he change hubs or something?
 
Ahh ok. /forums/images/graemlins/smile.gif Threw me a curveball there for a minute.

Easier to go that route than change BS of the wheels?
 

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