Sweated Copper Pressures

dwv pressures

Last post by MrCrowley « Wed Dec 07, 2011 3:57 am
Posted in Pneumatic Cannons
Replies: 15
by sprayandprayboy » Sun Dec 04, 2011 10:42 am » in Pneumatic Cannons
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First post

nuthing fancy ive just built my first pneumatic gun... chamber - 8 X 3 dwv
barrel-1/2 X 18 my question is what will a safe working pressure be

thanks

Last post

they say nsf
They should also say PW meaning potable water. If they only say NSF-DWV then don't use them.

@prayandprayboy
As long as they have...
15 Replies

4968 Views

Last post by MrCrowley
Wed Dec 07, 2011 3:57 am
pressures?

Last post by M3NT4L « Mon Jul 31, 2006 11:08 pm
Posted in Combustion Cannons
Replies: 4
by dr361 » Mon Jul 31, 2006 6:35 pm » in Combustion Cannons

First post

How much pressure is produced using Aquanet?Is it more or less than air?

Last post

Butane would also give your gun a better shot. But with the little nozzles on the refilers are a pain in the a$$ so it would take some time to get...

4 Replies

3421 Views

Last post by M3NT4L
Mon Jul 31, 2006 11:08 pm
Pressures

Last post by jvw1979 « Wed Oct 12, 2011 2:03 am
Posted in General Cannon Discussion
Replies: 20
by Spitfire » Thu Mar 20, 2008 3:57 pm » in General Cannon Discussion
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2
First post

Please help me i am admitidly a noob when it comes to foreign pressure systems. My question follows.

What is the difference between psi and psig?
or...

Last post

Spitfire, Hi .. Nice to see a fellow south african on here. here is what you do.
go to google and just type things like 1 bar in psi it will show you...
20 Replies

8426 Views

Last post by jvw1979
Wed Oct 12, 2011 2:03 am
dry ice pressures?

Last post by Firemaker68 « Thu Dec 29, 2005 2:04 am
Posted in General Cannon Discussion
Replies: 6
by pyromanic13 » Tue Dec 06, 2005 4:58 pm » in General Cannon Discussion

First post

any body know how much pressure per square inch dry ice makes its long shot but thanks anyways

Last post

OK solid steel or copper pipe would probably hold up just fine. But as we have affirmed in the past ... sch.40 and other PVC products don't do well...

6 Replies

2600 Views

Last post by Firemaker68
Thu Dec 29, 2005 2:04 am
abs pressures

Last post by dinsdale « Mon Sep 04, 2006 4:24 pm
Posted in Ammo & Materials
Replies: 10
by dinsdale » Sun Aug 27, 2006 7:06 pm » in Ammo & Materials

First post

i have just read on a forum here that pvc should be used for pneumatic cannons and not abs since it isn't pressure rated.
does anyone have...

Last post

I've just went through a bag of potatoes at 155 psi in my non rated everyday abs sprinkler valve cannon (the valve is rated at 80 psi) so far no...

10 Replies

4518 Views

Last post by dinsdale
Mon Sep 04, 2006 4:24 pm

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Sweated Copper Pressures

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