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Welding Of Stainless And Other Joining Methods

Course Outline

Module 1. Introduction

Module 2.  Stainless  Steel Welding Characteristics

Module 3. Welding Processes For Stainless Steels

Module 4.  Stainless Steel Pipe Welding

Module 5.  Weld Overlays

Module 6.  Welding Of Stainless Steel Clad-Plate

Module 7.  Welding Dissimilar Metals

Module 8. Use Of Chill Bars

Module 9. Joint Design

Module 10. Post Weld Cleaning And Finishing

Module 11. Mechanical Properties

Module 12. Cutting Stainless Steels

Module 13. Soft Soldering

Module 14. Brazing

Module 15. Selection of Brazing Filler Metal

Module 1. Introduction

Module 2.  Stainless  Steel Welding Characteristics

2.1 Austenitic Stainless Steels

2.1.1 Preservation of Corrosion Resistance

Carbide Precipitation

Stress–Corrosion Cracking

2.1.2 Prevention of Cracking

2.1.3 Welding Procedures

2.2 Martensitic Stainless Steels

2.2.1 Welding Procedures

2.3 Ferritic Stainless Steels

2.3.1 Preservation of Corrosion Resistance

2.3.2 Welding Procedures

2.4 Precipitation Hardening Stainless Steels

2.5 Influence of Elements in Weld Environment

2.5.1 Oxygen

2.5.2 Carbon

2.5.3 Nitrogen

2.5.4 Hydrogen

2.5.5 Copper or Lead

2.5 Influence of Alloying Elements on Weldability

2.6 Influence of Alloying Elements on Weld Structure

2.7 Weld Rod Selection

2.7.1 Austenitic Stainless Steels

2.7.2 Martensitic Stainless Steels

2.7.3 Ferritic Stainless Steels

2.7.4 Precipitation Hardening Stainless Steels

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Module 3. Welding Processes For Stainless Steels

3.1 Fusion Welding

3.1.1 Shielded Metal Arc Welding

3.1.2 SMAW Electrodes

3.2 Gas Tungsten Arc Welding

3.2.1 Filer Rod Selection

3.2.1 GTAW Equipment

3.3 Gas Metal Arc Welding

3.3.1 Spray Arc Welding

3.3.2 Short Circuiting Type Transfer

3.3.3 Pulsed Arc Welding

3.3.4 Welding Wires

3.3.5 Minimizing Hot Cracking

3.3.6 Summary

3.4 Submerged Arc Welding

3.4.1 Description of Equipment

3.4.2 Strip Electrodes

3.5 Plasma–Arc Welding

3.6 Circumferential Pipe Welding

3.7 Plasma–Arc Welding Equipment

3.8 Gases

3.9 Low–Current Plasma–Arc Welding

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3.10 Electron Beam Welding

3.11 Laser Welding Equipment

3.12 Resistance Welding

3.12.1 Spot Welding

Electrodes

Precautions

3.12.2 Seam Welding

3.12.3 Projection Welding

3.12.4 Butt Welding, Flash Welding And Upset Welding Process

3.12.5 High Frequency Resistance Welding

3.12.6 Percussion Welding

3.12.7 Conclusion

3.13 Friction Welding

3.14 Electroslag Welding

Module 4.  Stainless Steel Pipe Welding

4.1 Backing Rings

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Module 5.  Weld Overlays

5.1 Welding Electrodes

Module 6.  Welding Of Stainless Steel Clad-Plate

Module 7.  Welding Dissimilar Metals

7.1 Austenitic Stainless Steels to Low Carbon Steels

7.1.1 Procedures for Welding Transition Joints

7.2 Ferritic and Martensitic Stainless Steels to

7.3 Carbon or Low–Alloy Steels

Module 8. Use Of Chill Bars

Module 9. Joint Design

9.1 Preparation

Module 10. Post Weld Cleaning And Finishing

10.1 Weld Spatter

10.2 Flux Removal

10.3 Finishing Welds

Module 11. Mechanical Properties

Module 12. Cutting Stainless Steels

12.1 Iron Powder/Flame Cutting

12.2 Plasma Jet Cutting

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Module 13. Soft Soldering

13.1 Proper Cleaning a Must

13.2 Selection of the Proper Flux

13.3 Selection of the Proper Solder

13.4 Cleaning After Soldering

Module 14. Brazing

14.1 Heating Methods

14.2 Joint Design

14.3 Precleaning

Module 15. Selection of Brazing Filler Metal

15.1 Brazing Flux

15.2 Postcleaning

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