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998798 - Heavy-Duty Oxy-Acetylene Rosebud Heating Tip #70

Packaging: pack of 1
$191.45/EA $146.12/pack of 1 only $146.12/EASave 24%

Usually ships within 3-5 business days

OVERVIEW

Get the Heat You Need, Fast

When you are wrestling with bent frames, rusted heavy equipment, or thick steel plate that needs preheating, a standard torch tip just won't cut it. You need the ESAB Rosebud Oxy-Acetylene Heating Tip Assembly #70. Known in the trade as a 'rosebud' because of its flower-like cluster of flame ports, this tip is designed to dump a massive amount of heat into your metal quickly. It turns your oxy-acetylene torch into a high-powered heating tool capable of bringing thick steel to a cherry red working temperature in minutes, not hours.

This #70 tip is built for the tough jobs. Whether you are straightening a warped I-beam, bending heavy pipe, or freeing up a seized pin on an excavator, the multi-flame design wraps the heat around the work. Unlike a cutting tip that focuses heat in a pinpoint, the rosebud spreads it out, soaking the metal deep down. This is crucial for preventing cracking during welding on cold steel or for relaxing the grain structure in bent metal. The heavy-duty construction means it stands up to the radiant heat of the job without melting down or deforming.

Safety Note: Because this is a large heating tip, it consumes a lot of acetylene. Always make sure you have enough cylinder capacity (or a manifold system) to handle the flow rate. Starving a rosebud tip is dangerous. But when fed correctly, this tool is a welder's best friend for thermal manipulation. Add the ESAB Rosebud #70 to your torch kit and stop waiting around for the metal to get hot.

Additional Information
Packaging Description:1 Per Ea
Gas Type:Oxy-Acetylene
Tip Type:Rosebud (Multi-Flame), Heating
Size:#70
Application:Heavy Heating, Bending, Straightening

INCLUDED

  • 1 x Rosebud Oxy-Acetylene Heating Tip Assembly #70

APPLICATIONS

  • Preheating heavy plate prior to welding
  • Flame straightening of distorted structural steel
  • Bending pipes and bars
  • Shrink-fitting bearings and pins
  • Removing seized nuts and bolts on heavy machinery
  • Post-weld heat treatment

FAQ

A Rosebud tip is a multi-flame heating nozzle used to apply large amounts of heat to a wide area of metal. It is commonly used for bending, straightening, preheating, and brazing heavy materials.

No, this specific tip is designed for Oxy-Acetylene. Propane requires a different tip design (often with a recessed face) because propane burns at a different velocity and requires a different fuel-to-oxygen ratio.

The #70 indicates the size of the tip and its heating capacity. A #70 is a large, heavy-duty tip capable of high BTU output, suitable for thick steel sections.

The most critical safety factor is the acetylene withdrawal rate. Large tips consume gas rapidly. You must ensure your acetylene cylinder (or manifold) is large enough to supply the required volume without exceeding the 1/7th (or 1/10th) withdrawal rule to prevent drawing acetone from the cylinder.

No, heating tips are designed to fit specific torch handle series (e.g., Victor, Harris, Airco styles). You must verify that the seat type and thread size of the #70 tip match your specific torch handle model.

Preheating reduces the cooling rate of the weld, preventing cracking in the heat-affected zone (HAZ), drives out moisture, and reduces shrinkage stress, especially in thick or high-carbon steels.

Use a standard tip cleaner set. Select the wire size that fits the small orifices of the rosebud face without forcing it, and gently clean out carbon deposits to maintain a stable flame.