Welding Journal, Volumen21American Welding Society, 1942 "Current welding literature" included in each volume. |
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Página 693
... heat treatment is long , the corresponding optimum heat - treating current is comparatively low , and a slight increase or decrease in current value will produce the undesirable results above mentioned . Thus the magnitude of the ...
... heat treatment is long , the corresponding optimum heat - treating current is comparatively low , and a slight increase or decrease in current value will produce the undesirable results above mentioned . Thus the magnitude of the ...
Página 243
... HEAT 60 80 70 100 90 34 CYCLES BETWEEN WELD & HEAT TREATMENT 11/32 " ELECTRODE DIAM . ( 1 ) 070 " HALF - HARD ( 2 ) .070 " ANNEALED ( 2 ) 8 12 50 16 20 24 CYCLES 28 TIME OF HEAT TREATMENT Fig . 4 The Effect of Successive Reduction in ...
... HEAT 60 80 70 100 90 34 CYCLES BETWEEN WELD & HEAT TREATMENT 11/32 " ELECTRODE DIAM . ( 1 ) 070 " HALF - HARD ( 2 ) .070 " ANNEALED ( 2 ) 8 12 50 16 20 24 CYCLES 28 TIME OF HEAT TREATMENT Fig . 4 The Effect of Successive Reduction in ...
Página 447
... heat - treat time is sufficient to produce maximum results and the curves of Fig . 10 indicate that a longer heat- treat time produces less satisfactory results unless the time - off is increased . Since the purpose of this investi ...
... heat - treat time is sufficient to produce maximum results and the curves of Fig . 10 indicate that a longer heat- treat time produces less satisfactory results unless the time - off is increased . Since the purpose of this investi ...
Contenido
15 | 3 |
CORLETT J A StraightLine Production of Liberty Cargo Ships Steel 188 153157 I | 18 |
Piping High PressureH J Irrgang Jr 610612 | 21 |
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