Module 25A: Advanced Projects (Core)

Module 25A: Advanced Projects (Core)

Suggested time: 25-30 hours Level: Advanced

Foundational Objective

To develop effective use of tools and equipment in order to develop entry level skills in the welding trade.
To develop critical evaluation skills in order to judge quality welding workmanship.

Common Essential Learnings Foundational Objectives

To use numeracy skills to measure and calculate required sizes and shapes of products used and constructed in the welding shop. (NUM, TL)
To develop students' abilities to meet their own learning needs through practical welding experiences. (IL)

Note: Other CELs may be emphasized.

Learning Objectives	Notes
25.1 To construct an assigned or an approved but comparable project(s). (IL)	See Modules 23 and 24 for guidelines.
25.2 To follow guidelines. (TL)
25.3 To present the finished project(s). (COM)	Project ideas may include: Gauge metal project recycle waste container (10 hours) (Appendix D) Portable tool stand (10 hours) car creeper (10 hours) hitch haul carrier (15 hours) portable fire pit/barbecue (15 hours) (Appendix D)

Module 25B: Advanced Projects (Optional)

Review or repeat module 25A as required before progressing to the next module at the B30 level.

Suggested time: 25-30 hours

Module 26: The Nature and Production of Iron and Steel (Core)

Suggested time: 2-4 hours Level: Advanced

Foundational Objective

Common Essential Learnings Foundational Objective

To develop an understanding of how raw materials are fabricated into ferrous compounds (COM)

Learning Objectives	Notes
26.1 To list the sources of iron.	Use textbook and other resource information.
26.2 To explain the production of: pig iron cast iron wrought iron steel.
26.3 To explain the following processes: (COM) bessemer open hearth electric furnace blast furnace.	Use video materials, if possible. IPSCO uses electric-arc furnaces.
26.4 To define the following terms: hot rolled steel cold rolled steel cast steels ferrous metals non-ferrous metals metallurgy.
26.5 To explain what is meant when describing: low carbon steels high carbon steels.
26.6 To list methods used to identify steels.
26.7 To describe the effects of expansion and contraction. (CCT)	Consult with the science teacher. Demonstrate practical examples.

26.8 To describe the principle of hard surfacing.

Module 27: Soldering (Optional)

Level: Introductory

Suggested time: 2 to 4 hours

Foundational Objectives

To develop critical evaluation skills in order to judge quality welding workmanship.

Common Essential Learnings Foundational Objectives

To use the language and terms specific to the welding field and to express knowledge of welding using communication skills. (TL, COM)
To recognize that there are different procedures required to join various types of metal. (CCT, TL)

Learning Objectives	Notes
27.1 To explain the differences between fusion welding and soldering (lead). (CCT)	Discuss fusion and non-fusion. (COM)
27.2 To explain the lead and lead alloy soldering process. (COM)	Demonstrate soldering rod, heat required, material preparation and cleaning, necessity and use of flux, and timing. (TL, IL) Solder a copper wire electrical connection.
27.3 To explain the silver soldering process.	Discuss characteristic differences among brazing and other soldering operations. Demonstrate on a tempered blade. (band saw or hack saw)
To solder copper pipe connections. (CCT)	1/2" and 3/4" copper tubing and connections. (NUM)
27.4 To perform the soldering of a lap joint. (TL, CCT)	Use 20 gauge mild steel. (IL) .

Suggested time: 2-4 hours Level: Introductory

Foundational Objective

Common Essential Learnings Foundational Objective

To recognize that there are different procedures required to join various types of metal. (CCT, TL)

Learning Objectives	Notes
28.1 To explain the differences between brazing and fusing	Discuss and demonstrate tinning. (CCT)
28.2 To perform a brazing weld on gauge mild steel in the flat position producing a smooth, flat, clean, yellow joint with a flow of filler between the gauge overlapped surfaces. (TL)	Perform a brazing lap weld utilizing 16, 18 and 20 gauge mild steel.