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4500psi/300bar rated piping and fittings.
Posted: Mon Dec 19, 2011 8:17 pm
by Miles Hardman
Hello,
I am currently working on a HPA project and am having trouble finding places which sell pipes and fittings rated at 3000-4500psi. I require them to withstand the pressure for a small amount of time, not just pass straight through them. I was wondering if anyone could help me in my ordeal and recommend an online or local retailer.
Thank you for your time.
Posted: Mon Dec 19, 2011 10:13 pm
by Gippeto
Hydraulics or oifield supply stores is where I would look...guarantee home depot would be a waste of time.
Check your yellow pages, and prepare for sticker shock...this stuff isn't cheap.
Posted: Tue Dec 20, 2011 12:21 am
by jackssmirkingrevenge
HPA good, but in most cases, overkill.
It would be better to tell us what you want yo achieve, to see if more could be done with less

Posted: Tue Dec 20, 2011 1:24 am
by SpudBlaster15
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Posted: Thu Dec 22, 2011 1:46 pm
by Fnord
If you're only working with small dimensions, it may be easier to buy some stock material and drill/tap your own threads. It's not all that hard to make a 'class 3000' elbow or tee for example, even if you only have a hand drill and tap/die set.
Posted: Thu Dec 22, 2011 5:36 pm
by DYI
I haven't noticed the same issues with 3000# pipe and fittings that SB15 describes. The few that I've bought have been no more than 2-3x the price of the 150# variety available at hardware stores. Perhaps the costs are very high in my location. As a comparison point, a 150# 2" black union costs about $14 here, whereas a 3000# 2" black union from McMaster is ~$30.