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Aven
10-11-2006, 06:58 PM
Just a few random question's I've thought of wjile surfing the net today... The first's kinda a stupid one but the seconds a harder one...

1. What's the difference between hpa/n2... Is there any?

2. To import a tank from another country of an ebay store or somesuch, it'd have to be re-tested in Australia to pass oz laws. Would the price of re-testing be more than the amount of money I'd save? (looking at about $50-75). And are there any other hidden things other than postage costs?

Thanks guys,
sua

jonkers
11-11-2006, 09:37 AM
Nitrogen (N2) is a colorless, odorless and tasteless gas that makes up 78.09% (by volume) of the air we breathe. It is nonflammable and it will not support combustion. It is colorless, odorless and tasteless.

& hpa is just compressed air.


As for the bottle i dont think you can get a bottle from overseas as it needs to have the workplace stamps on it and even if you could i think it would be more than what you would save.

I could be wrong though.

Camo
11-11-2006, 09:57 AM
When it comes to importanting paintball gear, if you can get in Australia buy it in Australia, you might save 50 bucks if your order it your self from overseas but you run the risk of problems, like duty tax, massive shipping cost so on....

If you concerned about air tanks and the requirements in Australia give action or mac dev a ring,

Pyro
11-11-2006, 10:25 AM
If you want to import a HPA bottle you can get the crossfire one or any bottle made by SCI in the 68 (ALT 838) and 90cui sizes as i have the design verification paperwork i can email you to get it legally tested in Australia. Testing normally costs $35. I would ring an INDEPENDENT test station like Sealabs in Brisbane and speak to Bill he is on the Standards Australia thingy and knows his stuff. Plus he wont tell you that you only have to buy the bottles they sell cause he doesn't sell any.

leathel
11-11-2006, 10:44 AM
Just a few random question's I've thought of wjile surfing the net today... The first's kinda a stupid one but the seconds a harder one...

1. What's the difference between hpa/n2... Is there any?

2. To import a tank from another country of an ebay store or somesuch, it'd have to be re-tested in Australia to pass oz laws. Would the price of re-testing be more than the amount of money I'd save? (looking at about $50-75). And are there any other hidden things other than postage costs?

Thanks guys,
sua

If you dont want to waste you're, money buy a cylinder in Australia.
Dont think that because "Its to expencive and i can get 1 for half the price on ebay from the US".
You will be sorry if you do when no field will let you fill it and no test center will test it.

Read this thread the title says it all.What is a legal air system ????? (http://www.billspaintball.com/vb3/showthread.php?t=2669&highlight=approved)

Sharpy
11-11-2006, 05:41 PM
Nitrogen (N2) is a colorless, odorless and tasteless gas that makes up 78.09% (by volume) of the air we breathe. It is nonflammable and it will not support combustion. It is colorless, odorless and tasteless.

& hpa is just compressed air.

HPA = nitrogen, they are the same thing... u even said it makes up nearly 80% of the atmosphere, and they just compress it and put it in a tank. Nitrogen is just a fancy name for it cause it sounds good.

JSC_Liason_neo
11-11-2006, 07:00 PM
like all said, not worth it , because some places will not test the tanks,

nstyle
11-11-2006, 10:12 PM
I bought a cylinder here in Australia and had it sent to the US to have a reg fitted and tested, and sent back here no problems.

Main reason I did it, cos the reg I wanted wasn't available here.

JSC_Liason_neo
11-11-2006, 10:43 PM
I bought a cylinder here in Australia and had it sent to the US to have a reg fitted and tested, and sent back here no problems.

Main reason I did it, cos the reg I wanted wasn't available here.

is it really worth it

nstyle
12-11-2006, 03:21 AM
Yes, cos I got the reg I wanted, overall cost was about the same as getting a complete air system here, and no risk.

JagerCoRps
12-11-2006, 08:36 AM
HPA = nitrogen, they are the same thing... u even said it makes up nearly 80% of the atmosphere, and they just compress it and put it in a tank. Nitrogen is just a fancy name for it cause it sounds good.

Nitrogen is not the same as compressed air, nitrogen is Nitrogen (N2) constitutes 78.03% of the air, has a gaseous specific gravity of 0.967, and has a boiling point of -320.5°F (-195.8°C) at atmospheric pressure. It is colorless, odorless, and tasteless. Nitrogen is often used as an "inert" gas due to its nonreactive nature with many materials. Commercial nitrogen is produced by a variety of air separation processes, including cryogenic liquefaction and distillation, pressure swing adsorption (PSA), and membrane separation.

Therefore you can't breath pure N2 if you do you die, you can breath compressed air because, Air is gas that consists of free molecules in the ratio of about 78% nitrogen, 21% oxygen, 0.3% carbon dioxide and traces of helium, neon, other gases and water vapor."x amount of N2 and 21% Oxygen and x amount of other gases.

People use HPA Compressed air because it's cheaper.................

To suggest to someone who appears to be a noobie in the sport, that N2 is the same as air........... is madness...........I think...........

acc1
12-11-2006, 08:49 AM
HPA is the way to go :)

bubba
12-11-2006, 07:53 PM
Same tanks for the same job, it's just more expensive to get pure nitrogen fills than HPA, HPA is just simple "breathing air" as used for scuba systems :)

Mike
13-11-2006, 06:00 AM
If you want to import a HPA bottle you can get the crossfire one or any bottle made by SCI in the 68 (ALT 838) and 90cui sizes as i have the design verification paperwork i can email you to get it legally tested in Australia. Testing normally costs $35. I would ring an INDEPENDENT test station like Sealabs in Brisbane and speak to Bill he is on the Standards Australia thingy and knows his stuff. Plus he wont tell you that you only have to buy the bottles they sell cause he doesn't sell any.

Sorry Pyro, but that system works only for QLD. That bottle will not be approved for any other state in Australia.:no:

Knackers
13-11-2006, 03:08 PM
Nitrogen is also used because it doesnt have the tendancy to spike like co2 & to a lesser extent compressed air. But with the markers nowdays they are too consistant. I used to set my dm5 to 297 & it would shoot 297, 298, 297 all day.

but there is no point in having an N2 bottle here as ya cant get them filled at the feilds... Air is the only way to go:thumbsup:

Aven
13-11-2006, 07:13 PM
Yeah tahnks for all the comments about it all, thats what i thought.

I knew N2 was different to HPA technically, but just wanted to know if manufacturers were calling some tanks N2 to sound good or whatever... So thanks =p

Pyro
13-11-2006, 09:09 PM
Sorry Pyro, but that system works only for QLD. That bottle will not be approved for any other state in Australia.:no:
It has The Work cover number on the bottle the same as every other bottle? I believe it's a GC number??? I don't want to start another bottle fiasco but i have attached the NSW workcover documents for Jaime to shed some light on the subject. :thumbsup:

JagerCoRps
15-11-2006, 08:25 AM
Yeah tahnks for all the comments about it all, thats what i thought.

I knew N2 was different to HPA technically, but just wanted to know if manufacturers were calling some tanks N2 to sound good or whatever... So thanks =p


No problem

Hideous
15-11-2006, 11:30 AM
It has The Work cover number on the bottle the same as every other bottle? I believe it's a GC number??? I don't want to start another bottle fiasco but i have attached the NSW workcover documents for Jaime to shed some light on the subject. :thumbsup:

In response to the Statements.

Some States do not recognise some other States WC numbers. Vic ones don't get covered by WA ones etc.

BUT Workcover numbers from NSW are recognised by all States I was told by Workcover Victoria.

As I explained 3 years ago > once a WC design has been approved in NSW by WC NSW for a particular DOT cylinder, then all cylinders with that DOT number are covered by the same WC Number.

A Carlton Tech cylinder I had WC design approved in NSW for example has the same DOT number as the some of the Smartparts 68/4500 cylinders ( made by CTech)

To have the WC number under the wrap ( to do that you have to pay the cylinder company an extra $1 per cylinder and order 200+ of them like Action PB had to) but the DOT will then be registered in Australia and then its suppose to be in the testing stations' approved list.

As there are no composite cylinders made here in AU, and we have adopted the US DOT system.
In 2007 there apparently will be a Australian change to composite cylinder testing standards again.

Pyro's 2 cylinder designs have been WC design approved and suitable for refilling at any commercial or field fill station in Australia.

Once there then is an Australian testing station stamp/medal/sticker on the cylinder then they are right to be used- anywhere- even if there is no WC design number attached to the cylinder ( some stations will put a WC number on for you/them anyway)

We explained this in painful detail every year.


OH bloody WC inspector here in Melbourne walked in and asked where all the AIR stickers are...apparently if you read the Regulations here in Vic you are suppose to have a "contents" sticker on them.....f'kit more bloody stickers !



hey Pyro what are the DOTS of those tanks?

Hooters
15-11-2006, 07:11 PM
Let me get back to you on that one i will have to look at my bottle i only have the DOT number on the bottle i currently have. Yes i know this comes up every year and it sux when people try to tell you that you are wrong when in fact you know yourself. Oh well everyone now has the ability to import these 2 bottles and save money glad i could help.

Hooters
15-11-2006, 07:15 PM
oops i was writing this on Kath's PC it is Mark.