Tig brazing is a useful process but you need to be aware that its not as strong as using er70s6 or s2.
It is very useful for making temporary fixtures as well as for ornamental applications like industrial furniture
WELD PROCESS = TIG, GTAW, GAS TUNGSTEN ARC WELDING, TIG BRAZING
METAL TYPE = COLD ROLLED STEEL
THICKNESS = .063"
WELD TYPE = GROOVE
JOINT TYPE = BUTT SQUARE TUBE
POSITION = FLAT
AMPERAGE = MACHINE SET TO 120 AMPS USING PULSE SETTINGS CONTROLLED WITH FOOT PEDAL
ACTUAL AMPERAGE READOUT WAS 65-75
TUNGSTEN = 2% LANTHANATED, 3/32"
FILLER WIRE = 3/32” SILICON BRONZE
POLARITY = DCEN
GAS FLOW = 20 CFH argon
CUP SIZE = 10
ADDITIONAL SETTINGS = PULSE SETTINGS 2PPS, 33% BACKGROUND CURRENT, 33% ON TIME
PRE FLOW = .2 SEC
POST FLOW = 7 SEC
TIPS: KEEP A FAIRLY TIGHT ARC AND WATCH TORCH ANGLE
Aim for an arc length that is equal or less than the diameter of your tungsten electrode.
Torch angle can be forgiving provided your arc length is tight.