Which welding process is particularly known for its high deposition rate?

The submerged arc welding (SAW) process is particularly known for its high deposition rate. This welding method utilizes a continuous wire feed as an electrode, which is submerged beneath a blanket of granular flux. This design allows for a high volume of molten filler metal to be deposited quickly, making it highly efficient for large-scale welding applications.

The high deposition rate in SAW is primarily due to the focused heat generated by the arc and the continuous feed of the electrode, allowing welds to be made rapidly on thicker materials. This characteristic makes it an ideal choice for projects where speed and productivity are crucial, such as shipbuilding, pressure vessels, and heavy structural fabrication.

The other welding processes mentioned typically have lower deposition rates. For instance, gas tungsten arc welding (GTAW) and shielded metal arc welding (SMAW) are known for their versatility and precision but have slower deposition rates due to their manual feeding and smaller electrode diameters. Flux-cored arc welding (FCAW) does offer relatively higher deposition rates compared to GTAW and SMAW but generally does not reach the efficiency levels of submerged arc welding.