WLD 230
Non Credit
Certificate of Industrial Welding Specialist

Syllabi - Stainless Steel Class Welding  

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Stainless Steel Class Welding  No pre-requisites; variable timing

Description:
Procedures and techniques in the Gas Tungsten Arc Welding (GTAW) process and Pulsed (GMA). Includes health, safety, and environmental practices, welding terminology, GTAW process and equipment, equipment operation and techniques, power source types and controls, welding currents and polarities, tungsten electrodes, shielding gases, stainless steel welding, and GTAW , Pulsed GMA certification.

Performance Objectives:  
Upon successful completion of the course, the student will be able to:
1.	Describe the health, safety, and environmental practices used in the Gas Tungsten Arc Welding (GTAW) and Pulsed GMA process. 
2.	Describe the welding terminology used in the GTAW and Pulsed GMA process. 
3.	Describe the operation and assembly of power supplies, foot pedals, torches, and gas regulators used in the GTAW and Pulsed GMA  process. 
4.	Demonstrate the GTAW and Pulsed GMA equipment assembly and techniques used. 
5.	Describe the proper uses and settings of the power source controls. 
6.	Demonstrate the proper uses and settings of welding currents and polarities. 
7.	Describe the types and sizes of tungsten electrodes used in the GTAW process. 
8.	Describe types and characteristics of shielding gases used in the GTAW and Pulsed GMA process. 
9.	Be able to define penetration. 
10.	Understand basic blueprint symbols. 
11.	Demonstrate basemetal preparation, procedures, and techniques for stainless steel welding. 
12.	Prepare pipe and plate joints for weld. 
Course Outline:
I.	Health, Safety, and Environmental Practices 
A.	Eye Protection 
B.	Protective clothing 
C.	Equipment handling 
D.	Safety features to GTAW process 

II.	Welding Terminology 
A.	Dictionary of welding terms 
B.	Applications 

III.	GTAW process and equipment 
A.	Process of operation 
B.	GTAW parameters and variables 
C.	Power sources 
D.	Types of foot pedals 
E.	Welding torches 
F.	Gas regulators 

IV.	Equipment Operation and Techniques 
A.	Assembly of the GTAW equipment 
B.	Starting the arc 
C.	Torch angles 
D.	Oscillating the torch 
E.	Adding the filler rod 
F.	Speed of travel 

V.	Power Source Types and Controls 
A.	Types of power sources 
B.	Manual power source controls on panel 
C.	Polarity control 
D.	Amperage control 

VI.	Welding Currents and Polarities 
A.	Types of welding currents and their uses 
B.	Types of polarities in the current and their uses 

VII.	Tungsten Electrodes 
A.	Types and sizes of Tungsten electrodes used in welding projects 
B.	Care of the Tungsten electrode 

VIII.	Shielding Gases 
A.	Types of shielding gases used in different types of basemetal welding 
B.	Characteristics of the shielding gases 

IX.	Stainless Steel Welding 

A.	Basemetal preparations 
B.	Welding procedures and techniques 
C.	Flat, vertical, and horizontal positions 
D.	Weld sizes and weld profiles 

X.	GTAW Certification 
A.	Types of GTAW certifications 
B.	GTAW codes and specifications
XI.	GMAW certification 
A.	Types of GMAW certifications	
B.	GMAW codes and specifications                                                                                                                      	
**All three modules 320 hrs