The Practical Metal-workers' Assistant: ...: With the Application of the Art of Electro-metallurgy to Manufacturing Processes: ... |
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Page 70
... slide up or down by means of the rods S. The workman , having heated the ingot G , holds it with a pair of tongs in the groove of the lower block , while the upper one falls upon it with such force as is necessary . By the use of these ...
... slide up or down by means of the rods S. The workman , having heated the ingot G , holds it with a pair of tongs in the groove of the lower block , while the upper one falls upon it with such force as is necessary . By the use of these ...
Page 80
... slides in collars ( 7 ) . The face of this hammer is smooth , and made as hammers for working iron usually are , and its edges are adapted to the peripheries of the two rollers ( dd ) and to that part of the periphery of the squeezer ...
... slides in collars ( 7 ) . The face of this hammer is smooth , and made as hammers for working iron usually are , and its edges are adapted to the peripheries of the two rollers ( dd ) and to that part of the periphery of the squeezer ...
Page 133
... slide asunder when struck with the hammer , and prevent the union . When a T joint is made of square or thick iron , the one piece is upset , and moulded with the fuller much in the form of the letter ; it is then welded against the ...
... slide asunder when struck with the hammer , and prevent the union . When a T joint is made of square or thick iron , the one piece is upset , and moulded with the fuller much in the form of the letter ; it is then welded against the ...
Page 136
... be taken as another familiar example of welding . In these the iron is cut off with a plain chamfer , as from the annu- lar form of the links their extremities cannot slide asunder 136 THE PRACTICAL METAL - WORKER'S ASSISTANT . 90.
... be taken as another familiar example of welding . In these the iron is cut off with a plain chamfer , as from the annu- lar form of the links their extremities cannot slide asunder 136 THE PRACTICAL METAL - WORKER'S ASSISTANT . 90.
Page 137
... slide asunder when struck . Every succeeding link is bent , introduced , and finally welded . In some of these welded chains the links are no more than half an inch long , and the iron wire one - eighth of an inch diameter . Several ...
... slide asunder when struck . Every succeeding link is bent , introduced , and finally welded . In some of these welded chains the links are no more than half an inch long , and the iron wire one - eighth of an inch diameter . Several ...
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Common terms and phrases
acid alloy angle annealing antimony anvil applied battery Bismuth blows bolt brass carbon cast cast-iron centre charcoal chemical coating color cooling copper crucible cutter cyanide of potassium cylinder deposit diameter dissolved drill ductile edge electrotype employed Engineer fire forging furnace fusible gold grooves hammer hardened heat HENRY CAREY holes Idem inch iron lathe lead length less malleable mandrel manner manufacture medal melted metal metallurgy method mode mould nearly nitric acid operation ordinary oxide piece placed plaster of Paris plate platinum portion pound poured practice proportion punch quantity red heat removed rivets rollers round sal-ammoniac sand screw shears sheet side silver slide soft solder solution sometimes specific gravity speculum metal square steel sulphate sulphuric sulphuric acid surface swage temperature thick thin thread tion tool tube vessel welding wheels whilst wire wrought-iron zinc
Popular passages
Page 685 - Practical Draughtsman's Book of Industrial Design, and Machinist's and Engineer's Drawing Companion: Forming a Complete Course of Mechanical Engineering and Architectural Drawing. From the French of M. Armengaud the elder, Prof, of Design in the Conservatoire of Arts and Industry, Paris, and MM.