Dec 21, 2016 · Argon has a molecular weight of 40 while CO2 has 44. The molecular weight is directly related to the density of the gas. So 75% Argon and 25% CO2 mix has an average …

Apr 27, 2012 · Zap has posted a link to this in the past but for the lazy SOB's who ask anyway, here are the sizes of cylinder most common to find at home or in a small shop. Please note …

Jan 24, 2007 · You can use 100 percent argon, but you will not be satisfied with the bead you get when welding mild steel. Because Argon has a low thermal conductivity, you will end up with a …

Aug 3, 2013 · If you want an argon cylinder, anything with a # 580 style valve will work for you. Those are used for the high pressure gases such as argon, helium, nitrogen and the like.

Oct 24, 2014 · Hello , I just purchased a hobart beta-mig along with 2 tanks. 1 argon, 1argon/co2 mix , Im in NY and would like to determine the date code. they are 300cf tanks based on …

Oct 18, 2007 · So I Am Wondering What The Difference Is Between Purging With Nitrogen Rather Than Argon. I Will Be Welding A 4 Inch S/s Line That Is About 500 Ft Long And There Is 3 …

Dec 23, 2016 · I have a small crack in a stainless sink. In a pinch, is it possible to get away with 75/25 argon/co2 mix OR, straight argon??? Thanks, Pete

Apr 27, 2012 · Argon is the cheapest and most effective means for most inert gassing. In truth, gas cost is chump change. At 6.5 cents a cubic foot, an entire 1000 gallon headspace full of …

Jan 17, 2008 · Argon works great for aluminum there is no need for HE unless you are doing something thick or critical. Im making a USCG inspected gas tank for a charter boat right now.

Apr 15, 2014 · Of the high pressure tanks that exist in my area, they can be a myriad of colors, the color means very little and a high pressure tank differentiates very little whether it contains …