it's fine to use Argon for ss but C25 is best

I'm planing to buy a new auto darkening helmet, heard that Miller Elite Series is good(355$). Digital elite is better but more pricey(389$). Can't afford it. Do a little search on the internet, found Lincoln Viking Black 2450 is almost the same specs with Elite Series, but a little more weight, the...

So cruisin around on the old Inter-web, I found a -real- cool piece of software-Digital Pipefitter. Basically this thing lets you print out templates with your printer, slap it on the pipe for say, a wye. Mark on the dotted lines, cut and shazam! The guys got a great video demo on the site, and he ...

its awful 12 bucks an hour.

Other than pipefitter measurement books there is nothing in textbooks relevant to the boilermaker.