Objectives

Learning Objective 1 – Summarize metal properties and safely preparing metals for welding.

• List safety procedures for preparing metals.
• List the types and properties of carbon, alloy, and stainless steels.
• Outline cleaning metals correctly and safely.

Learning Objective 2 – Outline joint and weld types.

• Summarize loads and the ways they affect welded joints.
• Summarize joint and weld types, along with their qualities.
• Describe a Welding Procedure Specification (WPS).

Learning Objective 3 – Outline preparing joints for welding.

• Describe mechanically preparing joints for welding.
• Describe thermally preparing joints for welding.

Performance Tasks

Performance Task 1 (Learning Objective 3) – Mechanically create a 221⁄2-degree bevel (±21⁄2 de- grees) on the edge of a 1⁄4″ to 3⁄4″ (~6 mm to 20 mm) thick carbon steel plate.

Performance Task 2 (Learning Objective 3) – Thermally create a 221⁄2-degree bevel (±21⁄2 degrees) on the edge of a 1⁄4″ to 3⁄4″ (~6 mm to 20 mm) thick carbon steel plate.