CONTENTS

[CHAPTER I]

METALS AND ALLOYS--HEAT TREATMENT:--The Use and Characteristics of the Industrial Alloys and Metal Elements--Annealing, Hardening, Tempering and Case Hardening of Steel

[CHAPTER II]

WELDING MATERIALS:--Production, Handling and Use of the Gases, Oxygen and Acetylene--Welding Rods--Fluxes--Supplies and Fixtures

[CHAPTER III]

ACETYLENE GENERATORS:--Generator Requirements and Types--Construction--Care and Operation of Generators.

[CHAPTER IV]

WELDING INSTRUMENTS:--Tank and Regulating Valves and Gauges--High, Low and Medium Pressure Torches--Cutting Torches--Acetylene-Air Torches

[CHAPTER V]

OXY-ACETYLENE WELDING PRACTICE:--Preparation of Work--Torch Practice-- Control of the Flame--Welding Various Metals and Alloys--Tables of Information Required in Welding Operations

[CHAPTER VI]

ELECTRIC WELDING:--Resistance Method--Butt, Spot and Lap Welding--Troubles and Remedies--Electric Arc Welding

[CHAPTER VII]

HAND FORGING AND WELDING:--Blacksmithing, Forging and Bending--Forge Welding Methods

[CHAPTER VIII]

SOLDERING, BRAZING AND THERMIT WELDING:--Soldering Materials and Practice-- Brazing--Thermit Welding

[CHAPTER IX]

OXYGEN PROCESS FOR REMOVAL OF CARBON

[INDEX]

OXY-ACETYLENE WELDING AND CUTTING, ELECTRIC AND THERMIT WELDING

[CHAPTER I]