Preheating and Postheating of Metals – Module ID 29204-15

Preheating and Postheating of Metals – Module ID 29204-15

$20.00

Module Four (29204-15) introduces the trainees to the relationship between heat and metal. It also describes various devices and methods that welders use to heat metals and measure temperature. Trainees will learn how to safely control heating during each stage of a welding operation.

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SKU: 29204-15 Category: Tag:

Description

Objectives

Learning Objective 1 • Describe the relationship between heat and metal and identify preheating methods.

  • Describe the relationship between heat and metal.
  • Identify and describe methods used to preheat metal prior to welding.
  • Identify and describe devices and products used to measure temperature.

Learning Objective 2 • Describe interpass temperature control and postheating processes.

  • Describe interpass temperature control.
  • Describe various postheating processes.

Performance Task

Performance Task 1 (Learning Objectives 1 and 2) • Preheat base metal to 350°F (177°C) and verify preheat using a temperature-indicating device.

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