The American Steel Worker: A Twenty-five Years' Experience in the Selection, Annealing, Working, Hardening and Tempering of Various Kinds and Grades of SteelDerry-Collard Company, 1906 - 333 стор. |
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Сторінка 15
... temper . They have never used anything else . If they should get hold of another make , that worked differently from that they had always used , they would condemn it , saying it was no good , because it didn't act just like the steel ...
... temper . They have never used anything else . If they should get hold of another make , that worked differently from that they had always used , they would condemn it , saying it was no good , because it didn't act just like the steel ...
Сторінка 17
... temper colors as closely as they should . Some of them are extremely intelligent , capable men , but they have missed their calling , and missed it most decidedly , because a man to be a successful blacksmith or hard- ener , must have ...
... temper colors as closely as they should . Some of them are extremely intelligent , capable men , but they have missed their calling , and missed it most decidedly , because a man to be a successful blacksmith or hard- ener , must have ...
Сторінка 20
... tempers . Now , the word " temper , " as used by steel makers , means the quantity or percentage of carbon the steel contains . It is low temper , medium , or high , or number or letter so and so , according to the understanding of the ...
... tempers . Now , the word " temper , " as used by steel makers , means the quantity or percentage of carbon the steel contains . It is low temper , medium , or high , or number or letter so and so , according to the understanding of the ...
Сторінка 21
... temper for turning tools , drills and planer tools in the hands of ordinary workmen . Spindle temper ( 1 % per cent . carbon ) . A very useful temper for mill picks , circular cutters , very large turning tools , screw thread dies , etc ...
... temper for turning tools , drills and planer tools in the hands of ordinary workmen . Spindle temper ( 1 % per cent . carbon ) . A very useful temper for mill picks , circular cutters , very large turning tools , screw thread dies , etc ...
Сторінка 28
... tempers , but he advocates the use of the par- ticular temper which he considers best adapted to the work in the individual shop . As a rule he does not make any mention of any other temper , because he knows that if steel of several ...
... tempers , but he advocates the use of the par- ticular temper which he considers best adapted to the work in the individual shop . As a rule he does not make any mention of any other temper , because he knows that if steel of several ...
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allow annealing best results bottom brittle cast iron cent charcoal charred leather cold considered advisable cool counterbores crucible steel containing cutting tools cyanide Derry Collard Derry Collard Co dipped draw the temper drills excellent results Figure fire forging furnace gauges give grain grinding hammer hard hardened steel hardening box high carbon steel high speed steels hole hotter inch kettle lathe tool lead linseed oil machinery steel mandrels manner method milling cutters milling machine cutters mixture necessary to harden open hearth steel ordinary pack hardening packing material percentage of carbon phosphorus piece of steel pipe placed plate plunged portion possible proper punch punch press quenched raw bone reamer red heat refining heat removed screw screw threading shape shown in Fig similar tools soft spring surface tank taps teeth temper color temperature tion tongs tool steel uniform heat wire writer