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Welding Defects & Remedies Guide

This lesson plan aims to teach students about weld defects, their causes, and remedies. The objectives are for students to be able to identify different weld defects, discuss their causes and remedies, conduct visual inspections, and practice safety. Students will learn through group activities where they identify defects on samples and present their findings. The teacher will then discuss internal and external defects, their causes and how to avoid them. Finally, students will complete a table identifying common defects, their types, causes, and remedies through a practical application activity.

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Kram Anonuevo Yatigal
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730 views2 pages

Welding Defects & Remedies Guide

This lesson plan aims to teach students about weld defects, their causes, and remedies. The objectives are for students to be able to identify different weld defects, discuss their causes and remedies, conduct visual inspections, and practice safety. Students will learn through group activities where they identify defects on samples and present their findings. The teacher will then discuss internal and external defects, their causes and how to avoid them. Finally, students will complete a table identifying common defects, their types, causes, and remedies through a practical application activity.

Uploaded by

Kram Anonuevo Yatigal
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as DOCX, PDF, TXT or read online on Scribd
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LESSON PLAN

SMAW NC II
November 9-16, 2018

I- OBJECTIVES
At the end of the lesson, the students should be able to;

 Identify the different weld defects


 Discuss the causes and remedies of each defect.
 Conducts visual inspection on the finished weldment in accordance with welding
standards
 Practice safety precaution in checking the different weld defects.

II- SUBJECT MATTER


Learning Outcome: Weld Carbon Steel Plates in Vertical Position (1G)
Title: Weld Defects, Causes and Remedy
Reference:Competency – Based Learning Material SMAW NC I

III- LEARNING PROCEDURE

Preliminary Activities

 Daily Routine
 Greetings
 Prayer
 Checking of Attendance
 Motivation

Activity

The students will group into five. Each group will identify the different weld defects
based on the given welded metal.

Analysis

Each group will have a representative to present their work. They will also identify the
common causes as well as the remedy of each weld defect.

Abstraction

From the students work, the teacher will discuss more about the following.
1. What is Internal Weld Defect?
2. What is External Weld Defect?
3. What are the causes of those weld defects?
4. How will you avoid those defects?
Generalization

Why it is important to be familiar with different weld defects?

IV- Application

The students will group into five. Each group will be given welded metal and they identify
the different weld defects as well as the causes and remedy of each weld defect.

V- Evaluation

The students will complete the table about weld defects.

Name of Weld Defect Types of Defect Causes Remedy


1. Cracks
2. Slag Inclusion
3. Undercut
4. Incomplete
Penetration
5. Spatter

VI- ASSIGNMENT

Bring the following materials.


1. Base metal
2. E6013 Electrode
3. PPE

Prepared by

GRACE A. MANGRUBANG
SMAW Teacher

Checked by

DR. HAROLD B. PANGILINAN


Subject Coordinator

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