Handbook for Resistance Spot Welding

Handbook for Resistance Spot Welding
MillerWelds.com
TABLE OF CONTENTS
SECTION 1 ? SAFETY PRECAUTIONS – READ BEFORE USING 1
1-1. Symbol Usage . 1
1-2. Resistance Spot Welding Hazards 1
1-3. Additional Symbols For Installation, Operation, And Maintenance 2
1-4. California Proposition 65 Warnings 2
1-5. Principal Safety Standards 2
1-6. EMF Information . 2
SECTION 2 ? CONSIGNES DE SECURITE ? LIRE AVANT UTILISATION 3
2-1. Signification des symboles 3
2-2. Dangers liés au soudage par points 3 .
2-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenance 4 .
2-4. Principales normes de sécurité 4 .
2-5. Information sur les champs électromagnétiques 4 .
SECTION 3 ? INTRODUCTION . 5
SECTION 4 ? FUNDAMENTALS OF RESISTANCE SPOT WELDING 6
4-1. Principle 6
4-2. Heat Generation . 6
4-3. The Time Factor . 7
4-4. Pressure . 7
4-5. Electrode Tips . 7
4-6. Practical Uses Of Resistance Spot Welding 8
4-7. Electrode Tip Size 8
4-8. Pressure Or Welding Force 9
4-9. Miscellaneous Data 9
4-10. Heat Balance 9
4-11. Surface Conditions . 10
4-12. Materials Data For Resistance
Spot Welding 10
4-13. Mild Steel . 10
4-14. Low Alloy And Medium Carbon Steels 11 .
4-15. Stainless Steels . 11
4-16. Steels, Dip Coated Or Plated 11
4-17. Aluminum And Aluminum Alloys 11
4-18. Summary . 12
4-19. Test Procedures . 12
SECTION 5 ? MAINTENANCE AND TROUBLESHOOTING 13
5-1. Maintenance 13
5-2. Dressing Tips . 13
5-3. Troubleshooting .
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