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sch 80 4 inch pipe.

Post questions and info about pneumatic (compressed gas) powered cannons here. This includes discussion about valves, pipe types, compressors, alternate gas setups, and anything else relevant.
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sch 80 4 inch pipe.

Unread postAuthor: trae08 » Sat Sep 15, 2007 10:42 pm

hey im trying to find a good place to get sch 80 4 inch pipe. obviously my home depot and lowes dosnt have it and i know about mcmaster but is there anywhere else?

and also has anyone bought 4 inch sch 80 pipe from mcmaster an used it for a hybrid?
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Unread postAuthor: frankrede » Sat Sep 15, 2007 11:01 pm

I have used it in a hybrid.
its only good for under 4x.
I got it from a local pipe supplier.
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Unread postAuthor: trae08 » Sat Sep 15, 2007 11:40 pm

well i was wanting to use it in a new gun im building (pneumatic) id prolly take it up to 150 psi but i was wondering if the pipe would be ok after i got it. like if they dropped in during shipping or something.
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Unread postAuthor: frankrede » Sun Sep 16, 2007 12:04 am

I would check it for damage(hairline cracks)

and 4" sch 80 is pretty strong stuff
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Unread postAuthor: c19o » Sun Sep 16, 2007 12:55 am

I have a coaxial ( the one in my pic ) which uses 4" but its sch40, I take it to 100psi alot and it works fine
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Unread postAuthor: trae08 » Sun Sep 16, 2007 1:29 am

ok well i am going to order a 5 ft piece of sch 80 from mcmaster sometime and i was just worried about it getting dropped during shipping or something.
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Unread postAuthor: frankrede » Sun Sep 16, 2007 11:24 am

The packaging should suffice as protection.
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Unread postAuthor: nivekatoz » Sun Sep 16, 2007 6:11 pm

You could try PLUMBINGSUPPLY.COM
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Unread postAuthor: CannonCreator » Sun Sep 16, 2007 9:39 pm

but dosn't sch 40 pvc usually are pressure rated at around 300-330psi range? I know basically all my pvc does, but Its probably different at your hardware store.
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Unread postAuthor: thespeedycicada » Sun Sep 16, 2007 9:54 pm

my sch 40 is in the 300-330 psi range and thats all i've ever seen exept cell core.
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Unread postAuthor: frankrede » Sun Sep 16, 2007 10:11 pm

CannonCreator wrote:but dosn't sch 40 pvc usually are pressure rated at around 300-330psi range? I know basically all my pvc does, but Its probably different at your hardware store.
2" sch 40 usually is rated around 280 psi.
4" is alot less, especially in sch-40
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Unread postAuthor: Killjoy » Sun Sep 16, 2007 10:35 pm

2" sch 40 usually is rated around 280 psi.
4" is alot less, especially in sch-40

The 2" sch 40 pvc pipe i get is rated to 220 psi, and so is the 4" sch 40 pvc.
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Unread postAuthor: frankrede » Sun Sep 16, 2007 11:23 pm

hmm.
Interesting, usually the larger daimeters have lower ratings.
maybe I am thinking about 1.5" sch-40
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