PENGARUH PEMANASAN ELEKTRODA LAS PADA SUHU 80-120 DERAJAT CELCIUS TERHADAP SIFAT MEKANIK

ABSTRACT: This  Research  purpose  to  know  :  (1)  Nature  of  mechanic  to  influence  of  warm-up  of electrode  las  (2)  Require  to  do  of  further  research  by  adding  the  further  variation  that  is examination  Penetran  and  Radiografi  (3)  Menetahui  hardness  of  result  pengelasan  after electrode in heating with selected heat.  
Pursuant  to  hypothesis  test  that  writer  only  using  the  steel  type  to  in  ujikan  that  is  type become  militant  ST  41  by  using  electrode  las  type  RD  260  with  diameter  of  4,0  x  350  mm. Examination  result  show  the  existence  of  the  influence  signifikan  [among/between]  electrodes which  have  through  warm-up  process  and  the  electrode  tampa  through  warm-up,  specially  for interesting  examination,  impack  or  beat,  and  examination  of  hardness  where  in  each;every examination of writer do 3 spesiment in each;every his examination.  
Way obtain;get the data by using temperature grader [at] industrial kitchen [of] electrics ( Heater Elektroda Las) that is to know the hardness storey;level found on electrode membrane las specially type RD 260 with electrode diameter of 4,0-350mm.  
Influence  of  warm-up  of  electrode  las  [at]  temperature  of  80-120°C  to  nature  of mechanic done [by] during 15-30 minute in kitchen induce the electrics [so that/ to be] obtaining the maximal result. used machine for interesting examination is machine test the type Shimadzu UH  1000  kNI,  for  examination  beat  [is]  to  the  type  test  :  Hang  Ta,  HT-8941,  is  while examination of hardness of writer use the machine test the type : A ffri 206 RT.
Keywords: Nature of mechanic to of warm up of elektroda
Penulis: Zulfah, Agus Wibowo, Cusanto Aji
Kode Jurnal: jptmesindd110233

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