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The Oxygen BottleThe Carbide GeneratorThe Acetylene TankThe RegulatorsThe Welding Torch The Cutting Torch
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acetylene adjust the torch aluminum angle Fig Begin the weld bevels Bob Kennedy bottom edge brazing cast iron Chip and brush cooling coupon Courtesy of Linde crack crisscross motion cutting torch electrode fairly flat flat butt weld flux forward travel full penetration fusing fusion and penetration heat joint keep the weld lap weld least three consecutive Lesson Light and adjust Lincoln Electric Linde Air Products Lindeweld Line and tack line of travel melting and flowing move forward Move the torch neutral flame penetration bead polarity pot metal preheat regulator pressures reverse-polarity rolled edges second pass side smooth Strike the arc stringer beads surface swage Tack-weld tank technique top edge top plate travel and pointing undercuts or rolled valve vertical plate volts weld deposit weld Fig weld metal weld progresses weld puddle welder welding flame welding hose welding machine welding tip welding torch whipping stroke width