Oxy-acetylene welding manual

by Lorn Campbell

• A
• Absorbent, acetone as an, [26], [31]
• — asbestos as an, [31]
• — charcoal as an, [31]
• — mineral wool as, [81]
• Acetone as an absorbent, [26], [31]
• Acetylene cylinders, construction of, [31]
• Acetylene gas, temperature of flame of, [1]
• Adapter, types of, [46]
• Aluminum, backing up in welding, [114]
• — charcoal in welding, [116]
• — contraction and expansion in welding, [116]
• — clamps, use of in welding, [115]
• — crank cases, welding, [118]
• — filler-rods in welding, [112], [115]
• — flux method of welding, [109], [111]
• — oxidation of bright surfaces in welding, [113]
• — preheating in welding, [116], [117]
• — preheating, method of, [52]
• — puddle and flux systems of welding compared, [111]
• — puddle method of welding, [109], [111]
• — strains, avoiding internal, [118]
• — suspension arm of crank case, repairing, [118]
• — tip used in welding, [109]
• — welding, [109]-[117]
• — welding from one side, [114]
• Apparatus, classes of welding, [19]
• — desirability of securing the best, [144]
• — emery wheel, need of, [41]
• — high-pressure welding, [20]
• — low-pressure welding, [19]
• — medium-pressure welding, [19]
• — metal top table, disadvantages of, [39]
• — mixing chambers, [21]
• — oils and grease to be avoided, [37]
• — oxy-acetylene, for cutting, [125]
• — regulator, [22]
• — — types of, [24]
• — required in welding, [19]-[26]
• — — replacing lost cross-bar, [46]
• — setting up, manner of, [31], [32]
• — shop equipment, [39], [43]
• — shutting off, procedure in, [35]
• Apparatus repairs, [44]-[50]
• — — adapters, types of, [46]
• — — gauges, operation of, [49]
• — — gauges, safety, [47], [48]
• — — hose clamps, [45]
• — — hose, repairing leaky, [45]
• — — leaks, method of locating, [44]
• — — leaky threads, repairing, [44]
• Asbestos as an absorbent, [31]
• — in aluminum welding, [116]
• — paper cover protection, [55]
• Automobile frame, welding, [91]
• Automobile, propeller shafts, welding, [95]
• Axles, automobile, welding, [95]
• B
• Blow holes, causes of, [65]
• Boiler flues retipping, [98], [99]
• Boiler, “corrugated” patches, [102], [103]
• — “dished” patches in repairs to, [101]
• — “L” patches in repairing, [103]
• — repairing, [99]-[101]
• Borax as a brass flux, [107]
• Brass, alloy of, [106]
• — filler-rod in welding, [106]
• — flux in welding, [107]
• — fumes in welding, [108]
• — melting-point, [106]
• Brass welding, [106]-[108]
• Bronze for welding purposes, [123]
• — welding malleable iron with, [121]
• C
• Carbon burning, [135]-[144]
• — — in gasoline engine, [136]-[139]
• — — theory of, [139]
• Carbonizing flame, [34]
• Cast iron, welding of, [58]-[80]
• — — — — blow holes, causes of, [65]
• — — — — charcoal as preheating agent, [76]
• — — — — combustion head of cylinder, repairing, [78], [79]
• — — — — contraction of metals in, prevention of, [71]
• — — — — expansion and contraction of metals, [65]-[67]
• — — — — filler rod, [61]
• — — — — flux a cleansing agent, [61]
• — — — — flux, manner of application of, [62]
• — — — — flux, simple substitute for, [61]
• — — — — gasoline engine cylinder block, repairing, [75], [76]
• — — — — gear wheel teeth, three ways of restoring, broken, [71]-[74]
• — — — — hardening parts by use of carbonizing flame, [74]
• — — — — lugs, welding on cylinder block, [80]
• — — — — methods of distinguishing metals, [60]
• — — — — preparations for, [67]
• — — — — procedure in, [63], [64], [67]-[70]
• — — — — successful weld, criterion of, [75]
• — — — — tip, size of, [63]
• Cast steel, procedure in welding of, [88]
• Charcoal as an absorbent, [31]
• — as preheating agent, [76]
• — in aluminum welding, [116]
• Clamps, inadvisable in welding aluminum, [115]
• Contraction and expansion in aluminum welding, [116]
• — — — in preheating, [53]
• — — — in welding steel, [87]
• Contraction of metal in welding, prevention of, [71]
• “Corrugated” patch, method of making, [102], [103]
• Crank cases, aluminum, repairing, [118]
• Crank shafts, welding methods, [93], [94]
• Crater, development and removal of, [88]
• Cross-bar, replacing lost, [46]
• Cutting by oxy-acetylene process, [6]
• Cutting with oxy-acetylene, [125]-[134]
• Cutting torch, welding torch and, compared, [127]
• Cylinder block, repairing cast-iron gasoline engine, [75], [76]
• Cylinder bore, device for polishing, [79], [80]
• Cylinders, acetone as absorbent in, [26]
• D
• Decarbonization of automobile engines, [136], [139]
• Demand for oxy-acetylene operators, [17]
• “Dished” patch in boiler repairs, [101]
• E
• Emery wheel, value of in welding shop, [41]
• Expansion and contraction of metals, [65]-[67]
• — — — in welding, [87]
• Explosions, precautions against, [37]
• F
• Feather flame, [33], [35]
• Filler rod, [89]
• — — in brass welding, [106]
• — — in welding malleable iron, [122]
• — — metal in, [61]
• — — used in aluminum welding, [112]
• — — used in welding steel, [82], [91]
• Fire brick, in aluminum welding, [116]
• — — preheating oven of, [54]
• — — table, [39]
• Flame, carbonizing, [34]
• — feather, [33], [35]
• — neutral 33, [35]
• — oxidizing, [34]
• — torch, cutting under water with, [133]
• — varieties of, adjustment of, [32], [33]
• Flashbacks, causes of, [21], [22]
• — prevention of, [22]
• Flux, application, manner of, [62]
• — container, [42]
• — in brass welding, [107]
• — office of, [61]
• — substitute, a simple and effective, [61]
• G
• Gasoline engine, carbon, how to remove from, [136]-[139]
• Gasoline tanks, necessity for caution in repairing, [103]
• Gauges, operation of, [49]
• — safety, [47], [48]
• Gear wheel teeth, three ways of restoring broken, [71]-[74]
• Glossary, [145]-[148]
• Goggles, eye, [35]
• H
• Hardening parts through use of carbonizing flames, [74]
• Heat in welding malleable iron, [123]
• High-pressure regulated, [24]
• Hose, armored, used on oxygen line, [133]
• — clamps in repairing, [45]
• — leaky, [45]
• L
• “L” patches, [103]
• Leaks, method of discovering, [44]
• — repairing threads, [44]
• Lectures, [149]-[166]
• Low-pressure regulator, [24]
• Lugs, welding on cylinder block, [80]
• M
• “Maine,” battleship, wreck cut up with oxy-acetylene gas, [6]
• Malleable iron, bronze, welding with, [121], [123]
• — — clean surface, necessity of in welding, [122]
• — — heat in welding, [123]
• — — melting to be avoided, [121]
• — — preheating unusual, [123]
• — — steel strips in welding, [123]
• — — welding, [120]-[124]
• Metals, methods of distinguishing, [60], [87]
• Mineral wool as an absorbent, [31]
• Mixing chamber, [21]
• N
• Needle valve, regrinding leaky, [26]
• Neutral flame, [33], [35]
• O
• Oils and grease, importance of avoiding use of, [37]
• Operation in oxy-acetylene welding, [27]-[38]
• Operator, standing position of, relative to work, [32]
• Overhead welding, [105]
• Oxidation of bright surfaces in aluminum, [113]
• Oxidizing flame, [34]
• Oxy-acetylene, cutting metals with, [6]
• — flame, varieties of adjustment of, [32], [33]
• — in airplane construction, [9]
• — in automobile manufacture, [10]
• — in boiler shops, [10]
• — in brass and copper work, [10]
• — in commercial welding, [11]
• — in electric railways, [11]
• — in foundries, [11]
• — in lead burning, [12]
• — in lumber mills, [12]
• — in machine shops, [12]
• — in manufacturing, [12]
• — in mines, [13]
• — in pipe work, [13]
• — in plate welding, [13]
• — in power plants, [13]
• — in railroad work, [13]
• — in rolling mills, [14]
• — in sheet metal manufacture, [15]
• — in shipyards, [15]
• — in the forge shop, [11]
• — in tractor industry, [16]
• — lake boats cut apart by, [8]
• — operators, demand for, [17]
• — scrap cut up by, [6]
• — scrap yards, [15]
• — structural steel, [15]
• — torch as fire department tool, [7]
• — torch can be used under water, [8]
• — varied uses of, [9]
• Oxy-acetylene cutting, [125]-[134]
• — — apparatus for, [125]
• — — arrangement of oxygen line, [125]
• — — cutting torch, extemporizing a, [132]
• — — flame, cutting under water with, [133]
• — — flickering of oxygen jet, [127]
• — — high-pressure and low-pressure regulators compared, [127]
• — — hose, armored, in, [133]
• — — pressure of acetylene and oxygen, [129]
• — — steel and cast-iron, [131]
• — — torch in preparing steel, [131]
• — — torch, cutting and welding compared, [127]
• — — torch, using cutting, for welding purposes, [133]
• Oxy-acetylene welding, apparatus required in, [19]-[26]
• — — a fusing process, [62]
• — — auto-frame repairs, [4]
• — — classes of apparatus, [19]
• — — containers, seamless, made through use of, [3]
• — — definition of, [1]
• — — fire-brick table, [39]
• — — future of, [17]
• — — growth of process, [8]
• — — locomotive frames, [4]
• — — metal-top table, disadvantages of, [39]
• — — mixing chambers, [21]
• — — operation in, [27]-[38]
• — — principle of, [125]
• — — repairs through, [3], [5]
• — — shop equipment, [39]-[43]
• — — variety of applications of, [3]
• Oxygen, cylinders, [27]
• — gas, result of too much, [35]
• — office of in combustion, [27]
• — table of different pressures of, at various temperatures, [29]
• P
• Preheating, aluminum, [117]
• — asbestos paper for oven, [55]
• — charcoal in, [53]
• — extraction and expansion in, [53]
• — drafts, protecting work from, in, [54]
• — fuels used in, [53]
• — in aluminum work, [116]
• — ovens, [56]
• — reasons for, [51]
• — setting up work, [56]
• — torch for, burning city gas, [54]
• — varied heats for different metals, [52]
• Preheating agencies, [51]-[57]
• — — fire-brick oven, [54]
• — — ovens, [55], [56]
• — — torch, burning city gas, [54]
• Propeller shafts, welding automobile, [95]
• Puddle method of welding aluminum, [109], [111]
• R
• Regulator, care of, [25]
• — construction and action of, [22], [23]
• — types of, [24]
• Ring gears, building teeth on case-hardened, [96]
• Retort cement, [42]
• S
• Sheet steel and iron, welding, [89]
• Ships, repairs to seized German by acetylene process, [5]
• Shop equipment, [39]-[43]
• — — blacksmith forge, [42]
• — — carbon rods and blocks, [43]
• — — emery wheel, [41]
• — — fire-brick table, [39]
• — — flux container, [42]
• — — retort cement, [42]
• — — ventilation, [43]
• Sparks, characteristic thrown off by emery wheel, [59]
• Spring’s, welding, futility of, [92], [93]
• Steel, automobile frame, welding, [91]
• — automobile axles, welding of, [95]
• — automobile propeller shafts, welding, [95]
• — boiler flues, retipping, [98], [99]
• — boiler repairs, [99]-[101]
• — cast, procedure in welding, [88]
• — construction and expansion in welding, [87]
• — “corrugated” patch, [102], [103]
• — crank-shafts, welding of, [93], [94]
• — craters, formation of, in welding, [88]
• — definition, [81]
• — “dished” patch in boiler repairs, [101]
• — filler-rod used in welding, [82]
• — filler-rod to be used in welding, [97]
• — flame control in welding, [81], [82]
• — hard spots, formation of in welding, [89]
• — heat treatment in welding unequal sized pieces, [97]
• — internal strains in welding, [100]
• — “L” patches, [103]
• — metals, methods of distinguishing in welding, [87]
• — methods of welding, [82]-[86]
• — outside appearances in welding, [87]
• — overhead welding, [105]
• — sheet, welding, [89]
• — speed required in welding, [97]
• — springs, inadvisability of welding, [92], [93]
• — susceptibility of when molten, [97]
• — teeth, building up of, [96]
• — vertical welding of, [104]
• — weld, broken, method of repairing, [96]
• — welding, difficulties of, [81], [92]
• Steel welding, [81]-[105]
• T
• Table of different pressures of oxygen at various temperatures, [29]
• Tanks inflammable gases, caution to be used in welding, [103]
• Teeth, building up of, [96]
• Temperature of acetylene gas flame, [1]
• Tip, size of in welding, [63]
• V
• Ventilation, [56], [108]
• — importance of in welding shop, [43]
• Vertical welding, [104]
• “V-ing” metal in welding, [63]
• W
• Welding, aluminum, [109]-[117]
• — brass, [106]-[108]
• — cast iron, procedure, [67]-[70]
• — malleable iron, [120]-[124]
• — methods of distinguishing between metals, [58]
• — sparks in determining kind of metals in, [58]
• Welding of steel, [81]-[105]
• — — — broken weld, manner of repairing, [96]
• — — — cast, procedure in, [88]
• — — — contraction and expansion in, [87]
• — — — crank shafts, [93], [94]
• — — — craters, formation of in, [88]
• — — — filler-rod in, [91]
• — — — hard spots, formation of in, [89]
• — — — heat treatment in unequal sized pieces, [97]
• — — — methods of, [82]-[86]
• — — — overhead welding, [105]
• — — — springs, futility of welding, [93]
• — — — teeth, building up of, [96]
• — — — vertical welding, [104]

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