As a pipefitter I have used common seemless schedule 80 Carbon on alot of high pressure hydrolic systems. The one thing that I may offer to you is that the engeneer always used Socket Weld type fittings. Allowing the pipe to adjust to the different operating tempatures. Hope I was of any help.
I just inquired on purchasing the Richardson System the one I'm using now is from 1993. Aspen did buy them out but in 2002 but it returned back to the original operators. I just spoke with John Heikamp who has around 30 yrs with the original company and his phone number is 928 445 2483. They...
Where is youre physical location? Is it pipe and fittings you are trying to price? I think I could help if you where to narrow you're general question down to specific items you are trying to price.
I'm not quite sure what you are calling a nipplet? Theres sockolets,threadolets and weldolets. But if you drill the hole in the blind flange where the 1/2" nipple were to pass completely through and then weld a filet weld around the nipple on the inside and the same on the outside you should...
dcasto has the best answer to keep it simple. Nitrogen is the best way being a dry gas to begin with it would eliminate any moisture in the line. The down side of compressed air or gas is that it can be dangerous! Where a hydro test is the safest. A hydro will never hold a steady pressure to...
CountOlaf,
Common practice for welding dissimliar metal like SST to Carbon would be to use filler material identified as 309. It come as a electrode for stick welding or slick wire for Heliarc. I'm a pipefitter by trade and I used it all the time for simple welds! All the way up to X-Ray...