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Wanted O/A lightweight torch and regulators for brazing

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发表于 2021-8-31 22:42:20 | 显示全部楼层 |阅读模式
Looking for a lightweight o/a torch also looking for regulators that are adjustable from the 4-20 range without trouble (the one i was last using was heavy duty and was too sensitive to adjustments without me being able to set it on 6 or 10)[email protected]
Reply:Just a suggestion.My favorite regulators (which I use on my smith "little torch", where the difference between 3 and 4 psi is HUGE) are a large set of dual-stagers.What I did though, was replace the oxygen's output gauge (which originally read up to 200psi), with a new oxygen gauge that stopped at 60psi.  Now, I can easily set it to 3, 4, 5, 6, 7, whatever . . . The guy at the LWS thought I was crazy for using such expensive regulators for such a small task, but the output it just so smooooth.Larger regulators may have a gauge made for heavy cutting, where the needle starts at 20psi, and you can sometimes guess at 10psi, but if they're -good- regulators, they should not be too sensitive, and replacing a gauge should give you the range you need.Just be sure to go with an "oxygen clean" gauge, and remember that cranking up the regulator, can now destroy the gauge, AND remember that this only works on -good- regulators.  I've got a Chinese regulator, and its completely twitchy.BTW, I've got a set of Victor's small regulators (actually looking to sell, but that's another story) which have super smooth knobs, because the regulator body has what appears to be a teflon threaded insert, which the threads on the knobs turn in.  My dual stage Craftsman's (made by Harris) don't have that, but they do have a roller ball at the end of the threaded shaft.
Reply:awesomeThanks for the suggestion!how much were you asking for those small regulators? (just curious)Thanks-Ian
Reply:I hava a Smith MC 509 for sale that is pretty light. It weighs a lot less than the Oxweld CW 23 I use. If you're interested let me know.
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