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NÕVPÕQÕQ('6DQDOL]L... 85 ùHNLO.5. g]OWHOLQ|]NÕVPÕQÕROXúWXUDQWR]XQER\XWDQDOL]L«««««.. 86 ùHNLO.6. 7HOLQ|]NÕVPÕQÕQ;5'DQDOL]L«««««««««««««.. 87 ùHNLO7. 9YH9YROWDMGH÷HUOHULQGH$$YH$RODQo
IDUNOÕDNÕPGH÷HULQGHUHWLOHQNDSODPDODUÕQRSWLNPLNUR\DSÕODUÕ« 88 ùHNLO.8. a$NÕPGH÷LúLPLQHJ|UHNDSODPDGDNL\]GHSRUR]LWHGH÷LúLPLE
$NÕPGH÷LúLPLQHED÷OÕRODUDNNDSODPDGDNLRNVLW\]GHVLGH÷LúLPL 90 ùHNLO7.9. D $NÕP GH÷LúLPLQLQ PLNURVHUWOLN ]HULQH HWNLVL E $NÕP
GH÷LúLPLQLQNDSODPDEXONVHUWOL÷L]HULQHHWNLVL... 90 ùHNLO.10. $NÕP GH÷HULQLQ GH÷LúWLULOPHVL LOH UHWLOHQ NDSODPDODUÕQ ;5'
DQDOL]VRQXoODUÕ... 91 ùHNLO.11. A11 ve A22 kaplama numuneleULQLQ;5'DQDOL]VRQXoODUÕ««« 92 ùHNLO7.12. $QROXNDSODPDQÕQ6(0J|UQWVYHQRNWDGDQDOÕQPÕú('6
DQDOL]LVRQXoODUÕ«««««««««««««««««««« 93
ùHNLO7.13. $QROXNDSODPDQÕQ6(0J|UQWV««««««««««... 94 ùHNLO7.14. A22 numunesine ait 1 ve 4 nolu E|OJHGHQ DOÕQDQ ('6 DQDOL]
VRQXoODUÕ««««««««««««««««««««««.. 95
ùHNLO7.15. YHQROXE|OJHGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««««.. 95 ùHNLO.16. $QROXNDSODPDQXPXQHVLQLQ6(0J|UQWV««««««... 96 ùHNLO7.17. 2, YHQROXE|OJHOHUGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««. 96 ùHNLO7.18. YHQROXE|OJHOHUGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««.«.. 97
xiii
ùHNLO.19. $$YH$DNÕPVHYL\HOHULQGH99YH9
RODQ o IDUNOÕ YROWDM GH÷HULQGH UHWLOHQ NDSODPDODUÕQ RSWLN
mikroyapÕODUÕ.. 98 ùHNLO.20. D9ROWDMGH÷LúLPLQHED÷OÕRODUDNSRUR]LWHGH÷LúLPLE9ROWDM
GH÷LúLPLQHED÷OÕRODUDNRNVLWGH÷LúLPL... 100 ùHNLO7.21. D 9ROWDM GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDODUÕQ PLNURVHUWOLN
GH÷HUOHUL E 9ROWDM GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDODUÕQ EXON
VHUWOLNGH÷HUOHUL.. 101 ùHNLO7.22. $ $ YH $ DPSHU VHYL\HOHULQGH YROWDM GH÷LúLPLQH
ED÷OÕRODUDNUHWLOHQNDSODPDODUÕQ;5'DQDOL]VRQXoODUÕ«..««.. 102 ùHNLO7.23. V13, V21, V22 ve V33 kaplama numunelerinin XRD analiz
VRQXoODUÕ««««««««««««««««««««««... 103
ùHNLO7.24. V22 $ 9 NDSODPD QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRSJ|UQWVYH('6DQDOL]VRQXoODUÕ«««««««« 104 ùHNLO7.25. 9 $ 9 NDSODPD QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRSJ|UQWVYH('6DQDOL]VRQXoODUÕ«««««..««.. 106 ùHNLO7.26. V22 (2 $ 9 NDSODPD QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRSJ|UQWVYH('6DQDOL]VRQXoODUÕ«««««««« 106 ùHNLO7.27. 9 $ 9 NDSODPD QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRSJ|UQWV«««««««««««««««««« 107
ùHNLO7.28. YHQROXE|OJHGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««««.. 107 ùHNLO7.29. YHQROXE|OJHGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««««... 108 ùHNLO7.30. 9 $ 9 NDSODPD QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRSJ|UQWVYH('6DQDOL]VRQXoODUÕ«««««««« 109 ùHNLO7.31. V33 (10 $ 9 NDSODPD QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRSJ|UQWVYH('6DQDOL]VRQXoODUÕ«««««««.. 110 ùHNLO7.32. YHQROXE|OJHOHUGHQDOÕQPÕú('6DQDOL]VRQXoODUÕ«««« 111 ùHNLO7.33. $$YH$DNÕPVHYL\HOHULQGH99YH V
RODQ o IDUNOÕ YROWDM GH÷HULQGH UHWLOHQ NDSODPDODUÕQ RSWLN
PLNUR\DSÕODUÕ««««««««««««««««««««« 113
ùHNLO7.34. 3ULPHUJD]EDVÕQFÕGH÷LúLPLQHED÷OÕRODUDNSRUR]LWHGH÷LúLPL« 115
xiv
ùHNLO7.35. 3ULPHU JD] EDVÕQo GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQ NDSODPDODUÕQ
RNVLWGH÷LúLPL.. 116
ùHNLO7.36. 3ULPHU JD] EDVÕQo GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQ NDSODPDODUÕQ PLNURVHUWOLNGH÷HUOHUL... 117
ùHNLO7.37. 3ULPHUJD]EDVÕQFÕGH÷LúLPLLOHUHWLOHQNDSODPDODUÕQEXONVHUWOLN GH÷HUOHUL.. 119
ùHNLO7.38. 3ULPHUJD]EDVÕQFÕGH÷LúLPLLOHUHWLOHQNDSODPDODUÕQ;5'DQDOL] VRQXoODUÕ«««««««« 120 ùHNLO7.39. 3UYH3UQXPXQHOHULQLQ;5'DQDOL]VRQXoODUÕ.. 121
ùHNLO7.40. 3UQROXQXPXQHQLQWDUDPDOÕHOHNWURQPLNURVNRSJ|UQWVYH E|OJHGHQDOÕQDQ('6DQDOL]OHUL... 122
ùHNLO7.41. YHQROXE|OJHOHULQ('6DQDOL]VRQXoODUÕ... 123
ùHNLO7.42. 4, 5 ve 6 nolu E|OJHOHULQ('6DQDOL]VRQXoODUÕ.. 123
ùHNLO7.43. 3UQROXQXPXQHQLQWDUDPDOÕHOHNWURQPLNURVNRSJ|UQWVYH E|OJHGHQDOÕQDQ('6DQDOL]OHUL«««««««««««««« 124 ùHNLO7.44. $ $ DNÕP VHYL\HOHULQGH 9 9 YH 9 YROWDj GH÷HUOHULQGHPPYHPPNDSODPDPHVDIHOHULQGHUHWLOHQ NDSODPDODUÕQRSWLNPLNUR\DSÕODUÕ... 126
ùHNLO7.45. .DSODPD PHVDIHVLQLQ GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDODUGDNL SRUR]LWHGH÷LúLPLD''YH'E''YH'««...«.. 127
ùHNLO7.46. .DSODPD PHVDIHVLQLQ GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDODUGDNL RNVLWGH÷LúLPLD''YH'E''YH'... 128
ùHNLO7.47. .DSODPD PHVDIHVLQLQ GH÷LúLPLQH ED÷OÕ RODUDN NDplamalardaki PLNURVHUWOLNGH÷LúLPLD''YH'E''YH'... 129
ùHNLO7.48. .DSODPD PHVDIHVLQLQ GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDODUGDNL PDNUR VHUWOLN +5$ GH÷LúLPL D ' ' YH ' E ' ' YH D6... 130
ùHNLO7.49. $YH$DNÕPVHYL\HOHULQGH99YH9YROWDM GH÷HUOHULQGHNDSODPDPHVDIHVLQLQGH÷LúLPLQHED÷OÕRODUDNUHWLOHQ NDSODPDODUÕQ;5'VRQXoODUÕ... 131
ùHNLO7.50. 'YH'QXPXQHOHULQLQ;5'DQDOL]VRQXoODUÕ... 132
ùHNLO7.51. 'QROXNDSODPDQÕQWDUDPDOÕHOHNWURQPLNURVNRSJ|UQWV... 133
ùHNLO7.52. YHQROXE|OJHOHULQ('6DQDOL]VRQXoODUÕ... 133
xv
ùHNLO7.53. QROXE|OJHOHULQ('6DQDOL]VRQXoODUÕ«««...«««« 134
ùHNLO7.54. 'QROXNDSODPDQÕQWDUDPDOÕHOHNWURQPLNURVNRSJ|UQWV... 135
ùHNLO7.55. YHQROXE|OJHGHQ DOÕQDQ('6DQDOL]VRQXoODUÕ... 135
ùHNLO YHQROXE|OJHOHULQ('6DQDOL]VRQXoODUÕ... 136
ùHNLO ASTM G65±DEUD]LIDúÕQPDWHVWLQGHNXOODQÕODQNXPXQWDUDPDOÕ HOHNWURQPLNURVNRSJ|UQWV... 138
ùHNLO7.58. D $NÕP GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQ NDSODPDODUÕQ DEUD]LI DúÕQPD KDFLP ND\EÕ JUDIL÷L E 9ROWDM GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQNDSODPDODUÕQDEUD]LIDúÕQPDKDFLPND\EÕJUDIL÷L.. 138
ùHNLO7.59. *D] EDVÕQFÕQD ED÷OÕ RODUDN UHWLOPLú NDSODPDODUÕQ UHWLOHQ NDSODPDODUÕQ DEUD]LI DúÕQPD KDFLP ND\EÕ JUDIL÷L E 3VNUWPH PHVDIHVLQH ED÷OÕ RODUDN UHWLOPLú NDSODPDODUÕQ UHWLOHQ NDSODPDODUÕQDEUD]LIDúÕQPDKDFLPND\EÕJUDIL÷L.. 139
ùHNLO7.60. &U¶OX oHOLN NDSODPD LOH )H&U&0Q HVDVOÕ |]O WHO NDSODPDQÕQ ASTM G65 ± VWDQGDUGÕ 3URVHGU $¶\D J|UH DEUD]LI DúÕQPD KDFLPND\EÕJUDIL÷L... 140
ùHNLO7.61. DEDUSULPHUJD]EDVÕQFÕQGDUHWLOPLúGURSOHWOHUEEDUSULPHU JD]EDVÕQFÕQGDUHWLOPLúGURSOHWOHUFEDUSULPHUJD]EDVÕQFÕQGD UHWLOPLúGURSOHWOHU9B$BPP««««««««« 141 ùHNLO7.62. 3 bar primer ga]EDVÕQFÕLOHUHWLOHQGURSOHWOHULQWDUDPDOÕHOHNWURQ PLNURVNRS J|UQWV YH QRNWDGDQ DOÕQDQ ('6 DQDOL]OHUL 9B$BPP««««««««««««««««««... 142
ùHNLO7.63. EDUSULPHUJD]EDVÕQFÕLOHUHWLOHQGURSOHWOHULQWDUDPDOÕHOHNWURQ PLNURVNRS J|UQWV YH QRNWDGDQ DOÕQDQ ('6 DQDOL]OHUL 9B$BPP«««««««««««««««««« 142 ùHNLO7.64. EDUSULPHUJD]EDVÕQFÕLOHUHWLOHQGURSOHWOHULQWDUDPDOÕHOHNWURQ PLNURVNRS J|UQWV YH QRNWDGDQ DOÕQDQ ('6 DQDOL]OHUL 9B$BPP«««««««««««««««««« 143 ùHNLO .DSODPDYHDúÕQPDDUD\]H\LWDUDPDOÕHOHNWURQPLNURVNRS6(0 J|UQWVD&U¶OXoHOLNNDSODPDE)H&U&0QHVDVOÕ|]OWHO kaplama... 144
xvi
ùHNLO7.66. )H&U&0Q HVDVOÕ |]O WHO NDSODPDQÕQ $670 *-04 abrazif DúÕQPD WHVWL VRQUDVÕ DúÕQDQ \]H\OHULQ WDUDPDOÕ HOHNWURQ
PLNURVNRS6(0J|UQWOHULDEUD]LI\LYOHU'HODPLQDV\RQRNVLW
DGDFÕNODUÕYHDúÕQGÕUÕFÕSDUWLNOOHU... 146 ùHNLO7.67. D $úÕQPD WHVWL VRQUDVÕ )H&U&0Q HVDVOÕ |]O WHO NDSODPD
\]H\LQGHNL ERúOXNWD \HU DODQ DúÕQGÕUÕFÕ SDUWLNO YH GHEULVOHULQ
WDUDPDOÕ HOHNWURQ PLNURVNRS 6(0 J|UQWV E $úÕQPD
\]H\LQGH&U)H7C3NDUEUQYDUOÕ÷ÕYH\DSÕ\ÕWDúÕPDVÕ.. 147 ùHNLO7.68. E|OJHGHQ('6DQDOL]VRQXoODUÕ««««««««««««... 148 ùHNLO7.69. )H&U&0QHVDDOÕNDSODPDQÕQDúÕQPD\]H\L6(0PLNUR\DSÕVÕ.. 150 ùHNLO7.70. QROXE|OJHGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««««««... 150 ùHNLO7.71. $NÕP GH÷LúLPLQH ED÷OÕ RODUDN NDSODPD EXON VHUWOL÷L +5$ LOH
DúÕQPDKDFPLPP3LOLúNLVL$9BEDUBPP$
9B EDUB PP E 9ROWDM GH÷LúLPLQH ED÷OÕ RODUDN NDSODPD
EXONVHUWOL÷L+5$LOHDúÕQPDKDFPLPP3LOLúNisi (V1: 100 A _4 bar_150 mm, V2: 200 A_4 bar_150 mm, V3: 300 A_4 bar_150 mm)... 152 ùHNLO7.72. D 3ULPHU JD] EDVÕQFÕ GH÷LúLPLQH ED÷OÕ RODUDN NDSODPD EXON
VHUWOL÷L +5$ LOH DúÕQPD KDFPL PP3 LOLúNLVL 3U $ B
9BPP3U$B9BPPE3ULPHU JD]EDVÕQFÕ
GH÷LúLPLQH ED÷OÕ RODUDN NDSODPD EXON VHUWOL÷L +5$ LOH DúÕQPD
hacmi (mm3LOLúNLVL3U$B9BPP3U$B
V_150 mm), c) Primer gaz EDVÕQFÕ GH÷LúLPLQH ED÷OÕ RODUDN
NDSODPDEXONVHUWOL÷L+5$LOHDúÕQPDKDFPLPP3LOLúNLVL3U
300 A _28 V_150 mm)... 153 ùHNLO7.73. D 3VNUWPH PHVDIHVL GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQ
NDSODPDODUGD NDSODPD EXON VHUWOL÷L +5$ LOH DúÕQPD KDFPL
(mm3LOLúNLVL'$B9BEDU'$B9BEDU
'$B9BEDUE3ULPHUJD]EDVÕQFÕGH÷LúLPLQHED÷OÕ
RODUDN NDSODPD EXON VHUWOL÷L +5$ LOH DúÕQPD KDFPL PP3) LOLúNisi (Pr3: 200 A _26 V_150 mm, Pr2: 200 A_28 V_150 mm)... 153
xvii
ùHNLO7.74. 3U QXPXQHVLQLQ WDUDPDOÕ HOHNWURQ PLNURVNRS 6(0 J|UQWV««««««««««««««««««««««..
154
ùHNLO7.75. E|OJHGHQDOÕQDQ('6DQDOL]VRQXoODUÕ««««««.. 154 ùHNLO7.76. 3U QXPXQHVLQLQ DúÕQDQ \]H\L WDUDPDOÕ HOHNWURQ PLNURVNRS
J|UQWV.. 155 ùHNLO7.77. 3U QROX QXPXQHQLQ WDUDPDOÕ HOHNWURQ PLNURVNRS 6(0
incelemesi... 156 ùHNLO7.78. 3UQROXQXPXQHGHQDOÕQPÕú('6DQDOL]L«««««««««.. 156 ùHNLO7.79. V33 nolu numunenin ASTM G65±DEUD]LIDúÕQPDWHVWLVRQUDVÕ
DúÕQDQ \]H\OHULQ WDUDPDOÕ HOHNWURQ PLNURVNRS 6(0
LQFHOHPHVL«««««««««««««««««««««.. 157
ùHNLO80. D3UQXPXQHVLQLQDEUD]LIDúÕQPD\DPDUX]NDOPDPÕú\]H\LE 3UQXPXQHVLQLQDEUD]LIDúÕQPD\DPDUX]NDOPÕú\]H\L... 159 ùHNLO7.81. 3U QXPXQHVLQLQ DúÕQPD\D NDOPÕú \]H\LQLQ WDUDPDOÕ HOHNWURQ
PLNURVNRS6(0J|UQWV.. 160 ùHNLO7.82. YHQROXE|OJHGHQDOÕQPÕú('6DQDOL]VRQXoODUÕ.. 160 ùHNLO7.83. V33 nolu numunenin ASTM G 65±DEUD]LIDúÕQPDWHVWLVRQUDVÕ
WDUDPDOÕ HOHNWURQ PLNURVNREX 6(0 NHVLW
PLNUR\DSÕVÕ.. 161 ùHNLO D$NÕP- SDUWLNOVÕFDNOÕ÷ÕLOLúNLVLE$NÕPSDUWLNOKÕ]ÕLOLúNLVL... 162 ùHNLO a) Voltaj - SDUWLNOVÕFDNOÕ÷ÕLOLúNLVLE9ROWDMSDUWLNOKÕ]ÕLOLúNLVL. 163 ùHNLO. a) Voltaj - SDUWLNOVÕFDNOÕ÷ÕLOLúNLVLE9ROWDMSDUWLNOKÕ]ÕLOLúNLVL. 163 ùHNLO8.1. Fe- Cr-&oOGHQJHVLVWHPL««««««««««««««.. 173 ùHNLO )H&U&0QHVDVOÕ|]OWHONDSODPDGDJHUoHNOHúWLULOHQPLNURVHUWOLN
|OoPSURILOL... 179 ùHNLO D.DSODPD\DSÕVÕQGDNL&U)H7C3 NDUEUQQVHUWOLN |OoPL]L
EȖ± (Fe,Cr) + (Cr,Fe)23C6\DSÕVÕQÕQVHUWOLN|OoPL]L... 179
xviii
7$%/2/$5/ø67(6ø
Tablo 3.1. (OHNWULN DUN SVNUWPHGH NXOODQÕODQ ED]Õ WHO PDO]HPHOHUL YH
NXOODQÕPDODQODUÕ... 26 Tablo 3.2. (OHNWULNDUNSVNUWPHNDSODPDSURVHVLQGHNXOODQÕODQED]Õ|]O
WHOOHUYHNXOODQÕPDODQODUÕ 30 Tablo 3.3. .DSODPDSDUDPHWUHOHUL««««««««««««««««... 31 Tablo 3.4. .XOODQÕODQ|]OWHOOHULQELOHúLPL««««««««««««« 33 Tablo 6.1. )H&U&0QHVDVOÕ|]OWHOLQ0HWFRELOHúLPL«««««« 69 Tablo 6.2. $NÕP GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQ NDSODPD QXPXQHOHULQLQ
UHWLPSDUDPHWUHOHUL««««««««««««««««« 71
Tablo 6.3. 9ROWDMGH÷LúLPLQHED÷OÕ RODUDNUHWLOHQNDSODPD QXPXQHOHULQLQ
UHWLPSDUDPHWUHOHUL««««««««««««««««« 72
Tablo 6.4. 3ULPHUJD]EDVÕQFÕGH÷LúLPLQHED÷OÕRODUDNUHWLOHQNDSODPD
QXPXQHOHULQLQUHWLPSDUDPHWUHOHUL«... 73 Tablo 6.5. .DSODPD PHVDIHVLQLQ GH÷LúLPLQH ED÷OÕ RODUDN UHWLOHQ NDSODPD
QXPXQHOHULQLQUHWLPSDUDPHWUHOHUL««««««««««« 74 Tablo 6.6. ASTM G 65 ± DEUD]LIDúÕQPDWHVWSDUDPHWUHOHUL««««« 80 Tablo 6.7. 3DUWLNO KÕ]Õ YH VÕFDNOÕNODUÕQÕQ |OoOG÷ SVNUWPH
parametreleri... 82 Tablo 7.1. $NÕPD GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDGDNL RNVLW SRUR]LWH YH
PLNURVHUWOLNLOHNDSODPDEXONVHUWOL÷LGH÷HUOHUL... 89 Tablo 7.2. 9ROWDM GH÷LúLPLQH ED÷OÕ RODUDN NDSODPDODUGDNL RNVLW SRUR]LWH
PLNURVHUWOLNYHNDSODPDEXONVHUWOL÷LGH÷HUOHUL
99
Tablo 7.3. *D] EDVÕQFÕQD ED÷OÕ RODUDN NDSODPDGDNL RNVLW SRUR]LWH YH
kaplama EXONVHUWOL÷LGH÷HUOHUL 114
xix
Tablo 7.4. PPYHPPNDSODPDPHVDIHVLQHED÷OÕRODUDNUHWLOHQ
kaplamalardaki oksit, porozite, kaplama mikrosertlik ve NDSODPDEXONVHUWOLNGH÷HUOHUL... 127 Tablo 7.5. ASTM G65±VWDQGDUGÕQGDEHOLUWLOHQWHVWSURVHGUOHUL««...« 138 Tablo 7.6. &U¶OX oHOLN YH )H&U&0Q HVDVOÕ NRPSR]LW NDSODPD
SDUDPHWUHOHULYHNDSODPD|]HOOLNOHUL... 140 Tablo 8.1. )H&U&0Q HVDVOÕ |]O WHOGHNL HOHPHQWOHULQ HOHNWULN DUN
SVNUWPHNDSODPDODUGDNLHWNLVL 172 Tablo 8.2. Fe-Cr-&VLVWHPLQGH88YH8UHDNVL\RQODUÕ«««««« 174 Tablo 8.3. <NVHN NURPOX EH\D] G|NPH GHPLUOHULQ PLNUR\DSÕVÕQGD
bulunan fazlar ve kafes SDUDPHWUHOHUL««««««««««« 174
xx
g=(7
$QDKWDUNHOLPHOHUg]OWHOHOHNWULNDUNSVNUWPH07C3, M23C6DEUD]LIDúÕQPD
%XoDOÕúPDGDHQGVWULGHDEUD]LIDúÕQPDOÕRUWDPODUGDoDOÕúDQLúSDUoDODUÕQÕQDEUD]LI
DúÕQPDGD\DQÕPODUÕQÕDUWWÕUPDNLoLQNXOODQÕODQ)H&U&0QHVDVOÕ|]OWHONDSODPDODUÕQ
HOHNWULN DUN SVNUWPH \|QWHPL LOH IDUNOÕ SURVHV SDUDPHWUHOHULQGH UHWLOPHVL YH
proses parametrelerinin kaplamD \DSÕVÕQD etkisinin incelenmesi ve NDSODPDODUÕQ
DEUD]LIDúÕQPDSHUIRUPDQVÕQDHWNLVLQLQEHOLUOHQPHVLDPDoODQPÕúWÕU%XDPDoOD0HWFR
ILUPDVÕQÕQ NRGOX &U&0Q WLFDUL ELOHúLPH VDKLS |]O NDSODPD WHOL
NXOODQÕOPÕúWÕU Proses SDUDPHWUHOHUL RODQ DNÕP YROWDM SULPHU JD] EDVÕQFÕ YH
SVNUWPH PHVDIHVLQLQ GH÷LúWLULOPHVL LOH NDSODPDODU UHWLOPLúWLU hUHWLOHQ
NDSODPDODUÕQ RSWLN PLNURVNRS WDUDPDOÕ HOHNWURQ PLNURVNREX 6(0 LQFHOHPHVL LOH
('6 DQDOL]L JHUoHNOHúWLULOPLúWLU ; ÕúÕQODUÕ GLIUDNVL\RQ DQDOL]L ;5' LOH UHWLOHQ
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PRODUCTION AND CHARACTERIZATION OF FeCrCMn BASED COMPOSITE COATINGS BY TWIN WIRE ARC
SPRAYING
SUMMARY
Key Words: Cored wire, twin wire arc spraying, M7C3, M23C6, abrasive wear
In this study, it was focused on the investigation effect of process parameters of FeCrCMn based composite coatings produced by twin wire arc spraying technique with diffrent process parameters on abrasion wear performance of industrial components which in used severe abrasion environment. It was used Metco 8222 (28Cr5CMn) cored wire as a coating wire in this study. FeCrCMn based composite coatings were produced by twin wire arc spraying technique with different process parameters such as amperage, voltage, primary gas pressure and spraying distance.
The coatings were investigated optical microscopy and scanning electron microscopy (SEM) with EDS analysing methods. By x-ray diffraction (XRD) method, phases were determined in the coatings. Oxide and porosite amount of the coatings were indicated by using image analyzer (Image J). Microhardnesses of coatings were measured with 20 N during 10 seconds and coating makro hardnesses of coatings were determined as HRA.
After characterization of coatings, M7C3 as Cr7C3, (Cr,Fe)7C3 and less amount Mn7C3 and M23C6 as (Cr,Fe)23C6 complex carbide were found in coating structures. It was DSSHDUHGWRFRQVLVWRIPDLQFRDWLQJSKDVHVZDVȖ± (Cr,Fe) + (Cr,Fe)23C6.
The abrasion tests of coatings which produced by different process parameters were carried out during 30 seconds according to ASTM G65-04 standard, Procedure A in abrasive tester which produced only this study.After abrasion tests, the surface of the coatings were investigated by scanning electron microscopy (SEM) and EDS analys.
To determined of cored wire coatings abrasion wear performance, 13 Cr metallic wire coating and FeCrCMn based composite coating produce by twin wire spraying in optimum process parameteres were tested with abrasion test according ASTM G65-04, Procedur C during 30 minutes and compared with wear volume losses of two coatings.
In this study, it was found that process parameters affected on coating characteristics.
Bulk hardnesses of coatings were decreased when oxide amount was high. The coatings which had higher bulk hardness appeared to be higher abrasion performance. It was found that FeCrCMn based composite coatings had more than 50 % performance than 13 % Cr steel coating.
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J|UOPHNWHGLU 3RUR]LWH SVNUWPH \ROX\OD UHWLOHQ NDSODPDODUÕQ NDUDNWHULVWLN
|]HOOL÷idir.
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denir.
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poroziteye neden olabilir.
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neden olabilir.
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Termal SVNUWPH NDSODPDODUGD \DSÕúPD o DQD PHNDQL]PD WDUDIÕQGDQ NRQWURO
edilir. Bunlar;
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$OWOÕNODUÕQ NDSODQPDGDQ |QFH PHNDQLN ED÷ODQPDQÕQ ROXúPDVÕ LoLQ NXPODPD LOH
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b) Fiziksel ba÷lanma: %X PHNDQL]PD )LFN NDQXQODUÕQD J|UH WHPDV VÕFDNOÕ÷ÕQÕQ
DUWPDVÕ LOH DUWDQ GLI]\RQXQ NRQWURO HWWL÷L GLI]\RQ NRQWUROO ELU ED÷ODQPDGÕU
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durum olan fiziksel ba÷ODQPDJHQHOOLNOH\DSÕúPDPHNDQL]PDODUÕLoHULVLQGHNoNELU
role sahiptir.
c) Kimyasal ba÷lanma: %XROD\LQFHUHDNVL\RQNDWPDQODUÕQÕQ\DSÕúPD\ÕJHUoHNELU
metalurjik ba÷ oluúWXUDUDNPROHNOHUG]H\GHPH\GDQDJHWLUPHVLLOHROXúur.
.DSODPDODUÕQ ED÷\DSÕúPD PXNDYHPHWL NDSODPD SDUDPHWUHOHULQH NDSODQPDVÕ
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genleúme uyumsuzlu÷XQXQJLGHULOPHVLQH\|QHOLNX\JXODQDQDUDPHWDOLNNDSODPDODU
(Ni-Al, Ni-&U1L$O&U<\DSÕúPDPXNDYHPHWLQLROXPOX\|QGHJHOLútirir [12,13].
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0HNDQLN|]HOOLNOHU
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NbC, Cr3C2), sert oksitler (Al2O3, TiO2,Cr2O3 PHWDOOHU : 0R 7L 7D YH ED]Õ
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.DSODPDPDO]HPHVLQLQNDUEUPHWDOYH\DRNVLWNDUDNWHUOLVHUDPLNROPDVÕGXUXPXQD
J|UHWDEDNDQÕQVHUWOL÷i de÷iúLUgUQHNRODUDNNDOLWHELUoHOL÷LQÕVÕOLúOHPVRQUDVÕVHUWOik de÷eri yaklaúÕN9LFNHUV+5&ELUHOHNWUROLWLNVHUWNURPNDSODPDQÕQ±
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.DSODPDODUÕQ PXNDYHPHWLQH HWNL HGHQ HQ |QHPOL IDNW|UOHUGHQ ELULVL NDSODPDQÕQ
NDOÕQOÕ÷ÕGÕU .DSODPD NDOÕQOÕ÷Õ LOH NDOÕQWÕ JHULOPH DGÕ YHULOHQ Lo JHULOPHOHU JHQHO
olarak do÷UXRUDQWÕOÕRODUDNGH÷iúLU0XNDYHPHWLVHDUWDQNDSODPDNDOÕQOÕ÷ÕLOHWHUV
RUDQWÕOÕ RODUDN GúHU .DOÕQWÕ JHULOLPOHULQ DUWÕúÕ NDSODPDQÕQ DOWOÕNWDQ D\UÕOPDVÕQÕ
teúYLNHGHU$\UÕFDNDSODPDWDEDNDVÕQÕQHODVWLVLWHPRGODUWDU\NVHNSRUR]LWHYH
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NXYYHWLNDSODPDQÕQPXNDYHPHWLQLLIDGHHWPHNWHGir [14].
7HUPDOJHQOHúPHYHWHUPDOLOHWNHQOLN
.DSODPDODU LoLQ WHUPDO JHQOHúPH YH WHUPDO LOHWNHQOLN oRN |QHPOL SDUDPHWUHOHUGLU
$OWOÕN LOH NDSODPD PDO]HPHVLQLQ WHUPDO RODUDN X\XP LoHULVLQGH ROPDVÕ VD÷OÕNOÕ
NDSODPD WDEDNDODUÕQÕQ HOGH HGLOPHVL DoÕVÕQGDQ oRN |QHPOLGLU g\OH NL WHUPDO
genleúPH NDWVD\ÕODUÕQÕQ ELUELULQGHQ oRN IDUNOÕ ROPDVÕ Lú SDUoDVÕQÕQ VÕFDNOÕ÷a maruz NDOGÕ÷Õ GXUXPODUGD DOWOÕN YH NDSODPD WDEDNDVÕQÕQ IDUNOÕ RUDQODUGD JHQOHúmesine GROD\ÕVÕ LOH NDSODPDQÕQ ]DUDU J|UPHVLQH VHEHS ROXU gUne÷LQ PHWDO DOWOÕNODU LOH
VHUDPLN HVDVOÕ NDSODPDODU DUDVÕQGDNL WHUPDO X\XPVX]OXNODU NDOÕQWÕ JHULOPHOHULQ
oluúPDVÕQDYHLúOHPVRQUDVÕNDSODPDODUÕQG|NOPHVLQHVHEHSRODELOLU%XGXUXPXQ
|QOHQPHVL LoLQ JHQOHúPH NDWVD\ÕODUÕ ELUELULQH \DNÕQ DOWOÕN YH NDSODPD malzemeleri VHoPHN EWQ ULVNL RUWDGDQ NDOGÕUPD] %X DPDoOD WHUPDO VSUH\ NDSODPDODUGD DUD
ba÷OD\ÕFÕ PDO]HPH \D GD PDO]HPHOHU NXOODQÕOPDNWDGÕU %D÷ WDEDND DGÕ YHULOHQ EX
NDWPDQODUWHN\DGDoRNOXWDEDNDRODUDNNXOODQÕODELOLU*HQHOOLNOHED÷ tabakalar Ni, Cr $O JLEL PHWDOLN WR]ODUÕQ NRPELQDV\RQODUÕ úeklindedir. Ba÷ WDEDND NDOÕQOÕNODUÕ
JQFHOoDOÕúmalarda 75±PDUDVÕQGDGH÷iúmektedir [14,15].
7HUPDO SVNUWPH NDSODPD X\JXODPDODUÕQGD DQD NDSODPDGDQ |QFH NDSODQDQ ED÷
WDEDNDQÕQVD÷ODGÕ÷ÕDYDQWDMODUDúa÷ÕGD verilmiútir;
1. )DUNOÕWHUPDOJHQOHúPHNDWVD\ÕODUÕQDVDKLSPDO]HPHOHUDOWOÕNPHWDONDSODPD
VHUDPLNNDSODQPDVÕLúlemlerinde sa÷ODPNDSODPDWDEDNDODUÕQÕQHOGHHGLOPHVL 2. $OWOÕNPDO]HPH\LNRUR]\RQYHRNVLGDV\RQSUREOHPOHULQGHQNRUXPDN
3. 6HUW DOWOÕN PDO]HPHOHULQ \]H\ SU]OHQGLULOPHVL Lúleminin efektif olarak
\DSÕODPDPDVÕGXUXPODUÕQGDNXOODQÕODELOPH
4. Ba÷ODQPDKDWDODUÕQDNDUúÕLODYHHPQL\HWVD÷ODPDNLoLQSU]OHQGLULOPLú DOWOÕN
PDO]HPH\]H\LQHDUDNDSODPDX\JXODQPDVÕQÕQ\DSÕODELOPHVL
%g/h0(/(.75ø.$5.3h6.h570(7(.12/2-ø6ø
*LULú
(OHNWULN DUN SVNUWPH SURVHVL WHUPDO SVNUWPH SURVHVOHULQGHQ ELU WDQHVLGLU 7HO
formundaki iletken malzeme (+) ve (- \N LOH EHUDEHU XoWD ELU HOHNWULN DUNÕ
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DOWOÕN PDO]HPH\H \|QOHQGLULOLU .DSODPD VUHVLQFH WHOOHU ELU VUF \DUGÕPÕ\OD
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NROD\GÕU
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