㊄ዻᄙ⚿᥏૕ߩࡑࠢࡠ࡮ࡒࠢࡠᱡߩ⸘᷹ߣ೙ᓮ⎇ⓥઍ⴫⠪㩷 ᧲ർᄢቇᄢቇ㒮Ꮏቇ⎇ⓥ⑼㩷 ᢎ᝼㩷 㩷 ␲ጊ㩷 ဋ㩷䋱䋮✜㩷 㩷 ⸒㩷
㩷 㩷 ㊄ዻ∋ഭᒝᐲะ਄䈲䋬∋ഭ䈐ⵚ䈱ㅴዷᛥᱛ䋬䈅䉎䈇䈲䋬∋ഭ䈐ⵚ䈱⊒↢ᛥᱛ䈮䉋䉍น⢻䈪䈅䉎䇯ᧄ⎇ⓥ䈪䈲䋬⚿᥏☸䉋䉍䉅ᐢ▸࿐䈮䉒䈢䈦䈩৻᭽䈮ሽ࿷䈜䉎ᱷ⇐ᔕജ䈭䈬䈮㑐䉒䉎ᱡ䉕䇸䊙䉪䊨ᱡ䇹䋬⚿᥏☸䉥䊷䉻䉁䈢䈲⚿᥏☸ౝ䈱ᱡ䉕䇸䊚䉪䊨ᱡ䇹䈫๭䈹䇯࿶❗䈱䊙䉪䊨ᱡ䉕㊄ዻ᧚ᢱ䈮ዉ౉䈪䈐䉏䈳∋ഭ䈐ⵚ䈱ㅴዷ䉕ᛥᱛ䈪䈐䉎䈫⠨䈋䉌䉏䉎䇯䉁䈢䋬䊚䉪䊨ᱡ䈏∋ഭ䈐ⵚ䈱⊒↢Ḯ䈫䈭䉎ෂ㒾ᕈ䈏䈅䉎䈱䈪䋬䈖䈱䊚䉪䊨ᱡ䉕ૐᷫ䈪䈐䉏䈳䋬䈐ⵚ䈱⊒↢䉕ㆃᑧ䈘䈞䉎䈖䈫䈏䈪䈐䉎น⢻ᕈ䈏䈅䉎䇯ᧄ⎇ⓥ䈪䈲䋬㊄ዻᄙ⚿᥏૕䈱䊙䉪䊨ᱡ䈭䉌䈶䈮䊚䉪䊨ᱡ䉕⸘᷹䈜䉎ᣇᴺ䉕᭴▽䈚䋬䊙䉪䊨䊶䊚䉪䊨ᱡ䉕೙ᓮ䈜䉎ᣇᴺ䉕᭴▽䈚䈩䋬∋ഭᒝᐲะ਄䉕࿑䈦䈢䇯㩷㩷 㩷 ৻⥸䈮䈲䋬䊙䉪䊨ᱡ䈪䈅䉎ᱷ⇐ᔕജ䈲䋬㪯 ✢࿁᛬䉕↪䈇䈩 sin2\ᴺ䈪⸘᷹䈜䉎ᣇᴺ䈏৻⥸⊛䈪䈅䉎㩿㪈㪀㪃㩿㪉㪀䇯ㄭᐕ䋬X ✢࿁᛬䉕↪䈇䈢ᔕജ᷹ቯᴺ䈫䈚䈩䋬2 ᰴరᬌ಴ེ䉕↪䈇䈩䊂䊋䉟䊥䊮䉫䈱䉉䈏䉂䈎䉌ᔕജ䊁䊮䉸䊦䉕⸘᷹䈜䉎 2D ᴺ䈏㐿⊒䈘䉏䋬ታ↪䈮ଏ䈘䉏䈩䈇䉎㩿㪊㪀䇯2D ᴺ䈪䈲䋬䈞䉖ᢿᔕജᚑಽ䉅฽䉃ᔕജ䊁䊮䉸䊦 6 ᚑಽ䉕᳞䉄䉎䈖䈫䈏䈪䈐䋬䉁䈢 X ✢䈱ଚ౉ᷓ䈘䉕೙ᓮ䈚䈩ᭂ⴫㕙ㄭற䈱ᱷ⇐ᔕജ䉕⸘᷹䈪䈐䉎䈭䈬䈱೑ὐ䈏䈅䉎㩿㪋㪀䇯䊚䉪䊨ᱡ⹏ଔᴺ䈫䈚䈩䈲䋬࿁᛬ X ✢䈱ඨଔ᏷䈎䉌᳞䉄䉎ᣇᴺ䈭䈬䈏ឭ᩺䈘䉏䋬㊄ዻ∋ഭ䈮઻䈇䋬ඨଔ᏷䈏ᄌൻ䈜䉎䈖䈫䈏ႎ๔䈘䉏䈩䈇䉎㩿㪌㪀㪃㩿㪍㪀䇯䈚䈎䈚䈭䈏䉌䋬䈖䉏䉁䈪䊚䉪䊨ᱡ⹏ଔᴺ䈲⏕┙䈘䉏䈩䈍䉌䈝䋬㊄ዻ∋ഭ䈫䊚䉪䊨ᱡ䈱㑐ଥ䉅ਇ᣿䈪䈅䉎䇯ᦨㄭ䋬䊅䊉☸ሶ䈱⚿᥏☸ᓘ䈫ᱡ䈱⹏ଔ䈮↪䈇䉌䉏䈩䈇䉎䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ㩿㪎㪀㪃㩿㪏㪀䈮䉋䉍䋬ᯏ᪾ടᎿ䉇ᾲಣℂ䈮䉋䉍ዉ౉䈘䉏䈢䊚䉪䊨ᱡ䉕⹏ଔ䈪䈐䉎䈖䈫䈏ႎ๔䈘䉏䈩䈇䉎㩿㪐㪀䇯␲ጊ䈮䉋䉍䋬䉨䊞䊎䊁䊷䉲䊢䊮᳇ᵃ䈱፣უⴣ᠄ജ䉕䋬䉲䊢䉾䊃䊏䊷䊆䊮䉫䈱䈗䈫䈒䋬㊄ዻ᧚ᢱ䈱∋ഭᒝᐲะ਄䈭䈬䈱㊄ዻ᧚ᢱ䈱⴫㕙ᡷ⾰䈮᦭ല೑↪䈜䉎䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫 CP䋨䈅䉎䈇䈲䉲䊢䉾䊃䉕↪䈇䈭䈇䈖䈫䈎䉌䉨䊞䊎䊁䊷䉲䊢䊮䊶䉲䊢䉾䊃䊧䉴䊶䊏䊷䊆䊮䉫 CSP 䈫๭䈳䉏䈩䈇䉎䋩䈏ឭ᩺䈘䉏㩿㪈㪇㪀㪃㩿䋱䋱㪀䋬ᱤゞ䈭䈬䈱∋ഭᒝᐲะ਄㩿㪈㪉㪀䉇䋬CVT ↪㊄ዻ䊔䊦䊃䈱䉣䊧䊜䊮䊃䈱∋ഭᒝᐲะ਄㩿㪈㪊㪀䈭䈬䈏ታ⸽䈘䉏䈩䈇䉎䇯䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉍䋬࿶❗ᱷ⇐ᔕജ䉕ዉ౉䈚䈭䈏䉌䋬࿁᛬ X ✢䈱ඨଔ᏷䈏ᷫዋ䈜䉎䈫䈇䈉⥝๧ᷓ䈇ႎ๔(14)䈏䈅䉍䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉍䋬∋ഭ䈐ⵚ䈱ㅴዷ䉕ᛥ೙䈜䉎䊙䉪䊨ᱡ䉕ዉ౉䈚䈭䈏䉌䋬∋ഭ䈐ⵚ䈱Ḯ䈮䈭䉎ෂ㒾ᕈ䈏䈅䉎䊚䉪䊨ᱡ䉕ૐᷫ䈪䈐䉎น⢻ᕈ䈏䈅䉎䇯䉋䈦䈩䋬ᧄ⎇ⓥ䈪䈲䋬䊙䉪䊨ᱡ䈱⸘᷹ᴺ䈫䈚䈩 sin2\ᴺ䈫 2D ᴺ䉕ข䉍਄䈕䋬⸘᷹⚿ᨐ䉕Ყセᬌ⸛䈚䈩䊙䉪䊨ᱡ⸘᷹ᴺ䉕᭴▽䈚䈢䇯䉁䈢∋ഭ⹜㛎䈮ଏ䈚䈢⹜㛎䈱䊚䉪䊨ᱡ䉕䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ䈮䉋䉍⹏ଔ䈚䋬㊄ዻ∋ഭ䈮䉋䉍䊚䉪䊨ᱡ䈏ᄌൻ䈜䉎䈖䈫䉕ᬌ⸽䈚䈢䇯䈘䉌䈮䋬䊙䉪䊨䊶䊚䉪䊨ᱡ䈱೙ᓮ䈫䈚䈩䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䉕ข䉍਄䈕䋬∋ഭ䈐ⵚ䈱Ḯ䈫䈭䉎䊚䉪䊨ᱡ䉕ૐᷫ䈚䈭䈏䉌䋬∋ഭ䈐ⵚ䈱ㅴዷ䉕ᛥ೙䈜䉎䊙䉪䊨ᱡ䉕ዉ౉䈜䉎ᣇᴺ䉕᭴▽䈚䈢䇯㧙㧙䋲䋮ታ㛎ⵝ⟎䈍䉋䈶ᣇᴺ㩷䊙䉪䊨ᱡ䈱⹏ଔ䈮䈲䋬2 ᰴర૏⟎ᢅᗵဳ PSPC ᬌ಴ེࠍ᦭ߔࠆ X ✢࿁᛬ⵝ⟎ࠍ૶↪ߒ㧘࿑ 1(a)ߦ␜ߔᣇะߦᐳᮡࠍขߞߡ⸘᷹ߒߚ‫ޕ‬X ✢ߩ⊒↢ߦߪ Cr ▤ࠍ↪޿㧘▤㔚࿶ 35 kV,▤㔚ᵹ 40 mA ߣߒߚ‫ޕ‬sin2\ᴺߣ 2D ᴺߩᲧセࠍߔࠆߚ߼ߦ㧘ߨߓࠅࠍ⽶⩄ߒߚࡄࠗࡊ
ߩߖࠎᢿᔕജࠍ⸘᷹ߒߚ‫ޕ‬sin2\ᴺߦࠃࠆߖࠎᢿᔕജWxy ߩ⹏ଔߪ㧘I= 0, 45, 90 deg.ߩ
ਃᣇะߩု⋥ᔕജV0㧘V45㧘V90 ࠍ sin2\ᴺߢ⸘᷹ߒ㧘ᑼ(1)ߦࠃࠅߖࠎᢿᔕജWxy ࠍ᳞߼ߚ‫ޕ‬­Vx ½°°®Vy ¾°2W °¯ xy ¿ªcos 2 Ia
« 2«cos Ib« cos 2 Ic
¬sin Ia cos Ia º»
sin Ib cos Ib »sin Ic cos Ic »¼sin 2 Ia
sin 2 Ib
sin 2 Ic

1

­V 0 ½° °®V 45 ¾°V °¯ 90 ¿(1)

ߎߎߢIa, Ib, Ic ߪߘࠇߙࠇ 0, 45, 90 deg.ߢ޽ࠆ‫ࠍ࠻࠶࡝ࡊࠬ\߅ߥޕ‬⠨ᘦߒ㧘ߘࠇߙࠇ
ߩIߦ߅޿ߡ\= 0.0, ±20.3, ±29.3, ±36.9, ±43.9, ±50.8deg.ߢ⸘᷹ߒߚ‫߅ߥޕ‬㧘sin2\ᴺߢߪ 2 ᰴర PSPC ߦࠃࠅฦ\ߢ 1 ಽ㑆ߕߟ⸘᷹ߒߚ 2 ᰴర࠺࡯࠲߆ࠄ㧘\ߣု⋥ᣇะߦ±5deg.ߩ㗔ၞࠍⓍಽߒߡ 1 ᰴర࠺࡯࠲ߦߒߡ⸃ᨆߦ૶↪ߒߚ‫ޕ‬
2D ᴺߦࠃࠆߖࠎᢿᔕജWxy ߩ⹏ଔߪ㧘21 ㅢࠅߩFߣI߆ࠄ 2 ᰴరߩ࿁᛬࠺࡯࠲ࠍขᓧ
ߒ(ᐳᮡߪ࿑ 1(b)ෳᾖ)㧘ᑼ(2)ࠍḩ⿷ߔࠆࠃ߁ߦ߭ߕߺ࠹ࡦ࠰࡞ࠍ▚಴ߔࠆ 2D ᴺߦࠃࠅ᳞߼ߚ‫ޕ‬
f xx H xx  f xy H xy  f yy H yy  f xz H xz  f yz H yz  f zz H zz

§ sin T 0 ·ln¨¸© sin T ¹(2)ߎߎߢT0ߪήᱡᤨߩ࿁᛬ⷺߢ㧘ฦଥᢙߪએਅߩㅢࠅߢ޽ࠆ‫ޕ‬f xx

A2a sin T cos Z  sin F cosT sin Zf xy

2 ABf yyB2b  cos F cosTc sin T sin Z  sin F cosT cos Zf xz

2 ACf yz

2 BCA a cosI  b cos\ sin I  c sin\ sin IB a sin I  b cos\ cosI  c sin\ cosIf zz

C2C(3)b sin\  c cos\2Dᴺߦࠃࠆ⸘᷹ᤨߦߪ㧘ฦ(F, I)ߦ߅޿ߡ㜞♖ᐲൻࠍ⋡⊛ߣߒߡZᣇะߦ⿛ᩏߒߥ߇ࠄ࿁᛬࠺࡯࠲ࠍขᓧߒߡ⸃ᨆߦ૶↪ߒߚ‫ޕ‬z\HI\T F yx

X-rayF \yx(a) ⹜㛎I

SpecimenI z(b) 2D ᴺߦ߅ߌࠆᐳᮡ

਄ߢߩᐳᮡ
࿑1Zᐳᮡߩቯ⟵㧙㧙䊚䉪䊨ᱡ䈲䋬࿁᛬ X ✢䈱䊏䊷䉪䊒䊨䊐䉜䉟䊦䈎䉌䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ䉕↪䈇䈩⹏ଔ䈚䈢䇯⸘᷹䈮૶↪䈚䈢 X ✢Ḯ䈲 CuKD䋬▤㔚࿶ 40 kV䋬▤㔚ᵹ 40 mA 䈫䈚䋬Bragg Brentano 㓸ਛశቇ♽䉕↪䈇䈩⸘᷹䈚䈢䇯⊒ᢔ䉴䊥䉾䊃䈍䉋䈶ᢔੂ㒐ᱛ䉴䊥䉾䊃䈲䈠䉏䈡䉏 0.5 deg䋬ฃశ䉴䊥䉾䊃䈲 0.1 mm䋬䉸䊷䊤䊷䉴䊥䉾䊃䈲 2.5 deg 䉕૶↪䈚䈢䇯ᧄ⎇ⓥ䈱䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䈲䋬ᄢ᳇ਛ䈮⋥ធ⊛䈮䉨䊞䊎䊁䊷䉲䊢䊮ྃᵹ䉕ᒻᚑ䈪䈐䉎᳇ਛ䉨䊞䊎䊁䊷䉲䊢䊮ྃᵹ⹜㛎ⵝ⟎(14),(15)䉇઻᳓ྃᵹᑼ䉨䊞䊎䊁䊷䉲䊢䊮ྃᵹ⹜㛎ⵝ⟎(16)䉕
↪䈇䈢䇯⹜㛎 䉕 v 䈪⒖േ䈚䈩ಣℂ䈚䋬䈖䉏䉕 n ࿁ⴕ䈇䋬න૏㐳䈘䈅䈢䉍䈱ടᎿᤨ㑆 t 䉕ᑼ(4)䈪
ቯ⟵䈚䈢䇯(4)㩷 㩷 㩷 㩷 㩷n㩷 㩷 㩷 㩷 㩷 㩷 㩷 㩷 㩷v㩷 t䋳䋮ታ㛎⚿ᨐ㩷
3.1 2D ᴺ䈮䉋䉎䊙䉪䊨ᱡ䈱⸘᷹ᴺ䈱᭴▽࿑䋲䈮䈲䋬䈰䈛䉍⽶⩄䉕ઃਈ䈚䈢䊌䉟䊒⴫㕙䈱䈞䉖ᢿᔕജ䉕䋬sin2\ᴺ䈫 2D ᴺ䈪⸘᷹䈚䈢⚿ᨐ䉕␜䈜䇯2D ᴺ䈪䈲ਃゲᔕജ⁁ᘒ䈫䈚䈩⸃ᨆ䈚䈢䇯sin2\ᴺ䈫 2D ᴺ䈱䈇䈝䉏䈱႐ว䉅䋬⹜㛎䈮䈰䈛䉍⽶⩄䈮䉋䉍䈞䉖ᢿᔕജ䈏ᄢ䈫䈭䉎䈱䈮䈧䉏䈩䈞䉖ᢿᔕജ䈱⹏ଔ୯䈏ᄢ䈐䈒䈭䈦䈩䈇䉎䇯࿑䋲䈱⋥✢䈲䋬ή⽶⩄ᤨ䈱䈞䉖ᢿᔕജ୯䉕 0 䈫઒ቯ䈚䈢ㄭૃ✢䈪䈅䉎䇯ㄭૃ⋥✢䈱௑䈐䈲䋬2Dᴺ䈱႐ว䈮䈲 0.73 䈪䈅䉎䈱䈮ኻ䈚䋬sin2\ᴺ䈱႐ว䈮䈲 0.45 䈫䈭䈦䈩䈇䉎䇯sin2\ᴺ䈱⚿ᨐ䈲䋬ᱡ䉭䊷䉳䈮䉋䉎⸘᷹୯䈱ඨಽએਅ䈪䈅䉍䋬䉁䈢 2D ᴺ䈮Ყ䈼䈩䉅 6 ഀ⒟ᐲ䈫䈭䈦䈩䈇䉎䇯䉁䈢 2Dᴺ䈱ା㗬㒢⇇䈲ᢙ MPa ⒟ᐲ䈪䈅䉎䈏䋬sin2\ᴺ䈱႐ว䈮䈲䋬ု⋥ᔕജᚑಽ䈱⸘᷹ᤨ䈱ା㗬㒢⇇䈏ᄢ䈐䈇䈖䈫䉅䈅䉍䋬ᢙච MPa 䈫䈭䈦䈩䈇䉎䇯⴫䋱䈮䈲䊌䉟䊒䉕ᣓ⋚䈪ടᎿ䈚䈢
Symbol㿈㿉㿊㿋㿌㿍

sin2\method

Vx, Vy MPa

0-50

2D method-100-100-500

Shear stress measured by strain gage W MPa

࿑䋲sin2\ᴺߣ 2D ᴺߩᲧセ

Normal stress

Shear stress measured by X-ray
diffraction methods W MPa

50

Heat
treatment
None
None
None
None
Annealed
Annealed㪋㪇㪇ࡄࠗࡊߩടᎿ᧦ઙ
Turning speed
vt rpm450450450450450450sin2\ method
Biaxial 2D
Triaxial 2D㪊㪇㪇㪉㪇㪇

㪉㪇㪇
㪈㪌㪇

Feed speed
vf mm/rev.
0.097
0.0970.097
0.097
0.097
0.097

sin2\ method
Biaxial 2D
Triaxial 2D㪈㪇㪇㪈㪇㪇㪇Depth ofcut dc mm
0.025
0.050
0.100
0.200
0.050
0.100

Shear stress Wxy MPa⴫㧝᧦ઙ䉕␜䈚䋬࿑䋳䈮䈲䋬䈠䉏䈡䉏䈱㿈㩷 㿉㩷 㿊㩷 㿋㩷 㿌㩷 㿍㩷 㩷 㩷 㿈㩷 㿉㩷 㿊㩷 㿋㩷Vx㪌㪇㪇 㿈㩷 㿉㩷 㿊㩷 㿋㩷 㿌㩷Vy࿑䋳 ⒳䇱䈱ടᎿ᧦ઙ䈪↢䈛䈢䊌䉟䊒䈱ᱷ⇐ᔕജ㧙㧙䉕 sin2\ᴺ䈫 2D ᴺ䈪⸘᷹䈚䈢⚿ᨐ䉕␜䈜䇯࿑ 3 䈪䈲䋬ᐔ㕙ᔕജ⁁ᘒ䈫઒ቯ䈚䈩⸃ᨆ⹜㛎

䈚䈢 2D ᴺ䈱⚿ᨐ䉅૬䈞䈩␜䈜䇯ᣓ⋚ടᎿ䈱᧦ઙ䈮䉋䉍ᱷ⇐ᔕജ䈱⁁ᘒ䈏ᄢ䈐䈒⇣䈭䉎䈖䈫䈏䉒䈎䉎䇯Vx, Vy 䈲䋬ᄢ⇛⊛䈮䈲 sin2\ᴺ䈫 2D ᴺ䈪䈲䈾䈿ห᭽䈭⚿ᨐ䉕ᓧ䉌䉏䉎䈏䋬sin2\ᴺ䈪⹏ଔ䈚䈢Wxy 䈲 2D ᴺ䈱Wxy 䈫Ყ䈼䈩ᭂ┵䈮ዊ䈘䈒䈭䈦䈩䈇䉎䇯䈰䈛䉍⽶⩄䉕ઃਈ䈚䈢䊌䉟䊒⁁䈱⹜㛎䈱䈞䉖ᢿᔕജ䈱⹏ଔ⚿ᨐ䈎䉌䋬ᯏ᪾ടᎿ䈭䈬䈱ਃゲ⁁ᘒ䈱䊙䉪䊨ᱡ䈱⹏ଔ䈮䈲䋬

sin2\ᴺ䉋䉍䉅 2D ᴺ䈮䉋䉎⹏ଔ䈏ᅷᒰ䈪䈅䉎䈖䈫䈏᣿䉌䈎䈮䈭䈦䈢䇯

3.2 䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ䈮䉋䉎䊚䉪䊨ᱡ䈱⸘᷹ᴺ䈱᭴▽࿑䋴䈮䈲䋬䉴䊁䊮䊧䉴㍑䉕ଏ⹜᧚䈫䈚䋬⺞⾰᧚䋬⺞⾰᧚䈮⎇೥ടᎿ䉕ᣉ䈚䈢⹜㛎䈮⎇೥ടᎿ䉕ᣉ䈚䈢ᓟ䈮䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈚䈢⹜㛎ᓟ䈮 CNS 䈪⎇⏴䈚䈢⹜㛎⹜㛎䋬⺞⾰᧚䋬⺞⾰᧚䈮⎇೥ടᎿ䉕ᣉ䈚䈢䋬⺞⾰᧚䈮⎇೥ടᎿ䉕ᣉ䈚䈢ᓟ䈮䊂䉞䉴䉪䉫䊤䉟䊮䉻䈪⎇⏴䈚䈢䋬⺞⾰᧚䈮⎇೥ടᎿ䉕ᣉ䈚䈢ᓟ䈮䉣䊜䊥⚕䈪⎇⏴䈚䈢⹜㛎䈮䈧䈇䈩䋬䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ䈪䊚䉪䊨ᱡ䉕⸘᷹䈚䈢⚿ᨐ䉕␜䈜䇯䈠䉏䈡䉏( 1 1 1 )㕙䋬( 2 0 0 )㕙䋬( 2 2 0 )㕙䈮䈧䈇䈩⸃ᨆ䈚䈢䇯⺞⾰᧚䈱( 1 1 1 )㕙䈱䊚䉪䊨ᱡ䈲 0.165㫧0.003䋬( 2 0 0 )㕙䈱䊚䉪䊨ᱡ
䈲 0.203㫧0.002䋬( 2 2 0 )㕙䈱䊚䉪䊨ᱡ䈲 0.132㫧0.001 䈪䈅䉎䈏䋬⎇೥ടᎿ䈮䉋䉍䈠䉏䈡䉏
0.715㫧0.006䋬0.900㫧0.007䋬0.748㫧0.010 䈫䊚䉪䊨ᱡ䈏 4䌾5 ୚䈮Ⴧ䈋䈩䈇䉎䇯⎇೥ടᎿᓟ䈮䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈜䉎䈫䋬( 1 1 1 )㕙䈱䊚䉪䊨ᱡ䈲 0.583㫧0.004䋬( 2 00 )㕙䈱䊚䉪䊨ᱡ䈲 0.790㫧0.005䋬( 2 2 0 )㕙䈱䊚䉪䊨ᱡ䈲 0.517㫧0.006 䈫䈭䉍䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉍 1 ഀ䈎䉌 4 ഀ⒟ᐲ䊚䉪䊨ᱡ䈏ᷫዋ䈜䉎䈖䈫䈏䉒䈎䉎䇯CNS 䉇䊂䉞䉴䉪䉫䊤䉟䊮䉻䈪⎇⏴䈜䉎䈫䋬⚿᥏ᣇ૏䈮䉋䉍⧯ᐓ௑ะ䈏⇣䈭䉎䈏䋬䊚䉪䊨ᱡ䈏Ⴧᄢ䈜䉎௑ะ䈏⷗䉌䉏䉎䇯䉣䊜䊥⚕䈪⎇⏴䈚䈢႐ว䈮䈲䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈚䈢႐ว䈫ห᭽䈮䋬䊚䉪䊨ᱡ䈏ᷫዋ䈜䉎䇯
࿑䋵䈮䈲䋬ว㊄Ꮏౕ㍑䉕᳇ਛ䉨䊞䊎䊁䊷䉲䊢䊮ྃᵹ䉕↪䈇䈢䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪
ಣℂ䈚䋬ಣℂᤨ㑆䈫ᱷ⇐ᔕജ䈱㑐ଥ䉕␜䈜(9)䇯䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉍࿶❗ᱷ⇐ᔕജ䋬䈜䈭䉒䈤࿶❗䈱䊙䉪䊨ᱡ䈏ዉ౉䈘䉏䉎䇯䈖䈱䈫䈐ಣℂ೨䈱( 1 1 1 )㕙䈱䊚䉪䊨ᱡ䈲 0.064㫧
0.003䋬( 2 0 0 )㕙䈱䊚䉪䊨ᱡ䈲 0.106㫧0.009䋬( 2 2 0 )㕙䈱䊚䉪䊨ᱡ䈲 0.424㫧0.005 䈪䈅䈦㪈㪅㪉

Micro strain㪈㪅㪇
㪇㪅㪏
㪇㪅㪍
㪇㪅㪋
㪇㪅㪉
㪇㪅㪇

(111) (200) (220)(111) (200) (220)Tempered Grinding(G)࿑䋴(111) (200) (220)(111) (200) (220)(111) (200) (220)(111) (200) (220)G㧗CP

G㧗CNSG㧗DiscG㧗Polishing⒳䇱䈱ᯏ᪾ടᎿ䈮䉋䈦䈩↢䈛䈢䊚䉪䊨ᱡ㧙㧙

Residual stress V MPa㪄㪋㪇㪇
㪄㪍㪇㪇
㪄㪏㪇㪇
㪄㪈㪇㪇㪇
㪄㪈㪉㪇㪇
㪇

㪉

㪋

㪍

㪏

Processing time per unit length t㪈㪇(a) ᧂಣℂ᧚s/mm

࿑䋵 ว㊄Ꮏౕ㍑䈻䈱࿶❗ᱷ⇐ᔕജ䈱ዉ౉࿑䋶(b) CP ಣℂ᧚

TEM ⷰኤ䈱࿁᛬௝䈢䇯t = 10 s/mm 䈪ಣℂ䈚䈢ᓟ䈱䊚䉪䊨ᱡ䈲䋬䈠䉏䈡䉏 0.0007㫧0.002䋬0.001㫧0.007䋬0.007㫧0.004 䈫ᷫዋ䈚䈩䈇䈢䇯䈖䉏䉕〯䉁䈋䈩䋬ᧂಣℂ䈱⹜㛎䉫䈪ಣℂ䈚䈢⹜㛎䈫䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䈎䉌䋬ㅘㆊဳ㔚ሶ㗼ᓸ㏜ TEM ⷰኤ↪䈱⹜ᢱ䉕૞⵾䈚䈩 TEM ⷰኤ䉕ⴕ䈦䈢⚿ᨐ䉕࿑䋶䈮␜䈜䇯᣿䉌䈎䈮䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈚䈢࿁᛬௝䈲䋬䉴䊘䉾䊃⁁䈮䈭䈦䈩䈍䉍䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉍ォ૏䈮↱᧪䈜䉎ᱡ䋬䈜䈭䉒䈤䊚䉪䊨ᱡ䈏ૐᷫ䈜䉎䈖䈫䋬䈭䉌䈶䈮䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ䈮䉋䉎䊚䉪䊨ᱡ⹏ଔ䈱ᅷᒰᕈ䈏ᬌ⸽䈘䉏䈢䇯
3.3 䊚䉪䊨ᱡ䈫∋ഭᒝᐲ䈱⋧㑐䈱⸃᣿㪇㪅㪊࿑䋷䈮䈲䋬⺞⾰䈚䈢䉴䊁䊮䊧䉴㍑䉕ᐔ
Micro strain㕙ᦛ䈕⹜㛎䈮ଏ䈚䈢㓙䈱∋ഭ⹜㛎೨䋬∋ഭ⹜㛎ਛ䋬∋ഭ⹜㛎ᓟ䈱䊚䉪䊨ᱡ䉕␜䈜䇯X ✢࿁᛬ⵝ⟎䈭䉌䈶䈮∋ഭ⹜㛎ᯏ䈱೙⚂䈎䉌䋬䈠䉏䈡䉏ᐔ㕙ᦛ䈕⹜㛎↪
⹜㛎䉕ಾᢿ䈚䈩⸘᷹䈚䈢䇯䈚䈢䈏䈦䈩䋬

㪇㪅㪉

㪇㪅㪈

㪇㪅㪇⹜㛎೨䋬⹜㛎ਛ䋬⹜㛎ᓟ䋨⎕ᢿᓟ䋩䈱䊚䉪䊨ᱡ䈲೎䇱䈱⹜㛎⹜㛎೨ ⹜㛎ਛ ⎕ᢿᓟ( 1 1 1 )㕙䉕↪䈇䈩⸘᷹䈚䈢䇯⹜㛎೨ ⹜㛎ਛ ⎕ᢿᓟ

( 2 0 0 )㕙⹜㛎೨ ⹜㛎ਛ ⎕ᢿᓟ( 2 2 0 )㕙࿑㧣 ∋ഭ⹜㛎ߦ߅ߌࠆࡒࠢࡠᱡߩᄌൻ࿑䋷ਛ䈱⹜㛎ਛ䈲䋬⎕ᢿ䈮⥋䉎䉁䈪䈱࿁ᢙ䈱⚂ඨಽ䈱⹜㛎ᤨ㑆䈱∋ഭ⹜㛎䉕ⴕ䈦䈢⹜㛎䈱䊚䉪䊨ᱡ䉕⹏ଔ䈚䈢䇯࿑䋷䉋䉍∋ഭ⹜㛎䈮䉋䉍䊚䉪䊨ᱡ䈏䈇䈦䈢䉖ᷫዋ䈚䈢ᓟ䋬( 2 0 0 )㕙䈫( 2 2 0 )㕙䈱䊚䉪䊨ᱡ䈏Ⴧᄢ䈚䈩䈇䉎䇯䈭䈍䋬⺞⾰䈚䈢䉴䊁䊮䊧䉴㍑䈮⎇೥ടᎿ䉕ᣉ䈚䈩∋ഭ⹜㛎䈮ଏ䈚䈢႐ว䉅∋ഭ⹜㛎䈮䉋䉍䊚䉪䊨ᱡ䈲⧯ᐓᷫዋ䈜䉎䈏䋬䈖䈱䊚䉪䊨ᱡ䈱ᷫዋ䈲䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈚䈢႐ว䈾䈬䊚䉪䊨ᱡ䈲ᷫዋ䈚䈭䈇䇯
3.4 䊚䉪䊨ᱡૐᷫ䈮䉋䉎㜞ᒝᐲൻᯏᐨ⸃᣿࿑䋸䈮䈲∋ഭᒝᐲ䈫ᱷ⇐ᔕജ䋬䈜䈭䉒䈤䊙䉪䊨ᱡ䈱㑐ଥ䉕䋬࿑䋹䈮䈲∋ഭᒝᐲ䈫䊚䉪䊨ᱡ䈱㑐ଥ䉕␜䈜䇯䈇䈝䉏䉅䋬⺞⾰᧚䈮⎇೥ടᎿ䉕ᣉ䈚䈢⹜㛎䊮䉫䈪ಣℂ䈚䈢⹜㛎䈫䋬䈠䉏䈮䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䈪䈅䉎䇯ᓥ᧪䈇䉒䉏䈩䈇䉎䉋䈉䈮䋬࿶❗ᱷ⇐ᔕജ䋨࿶❗䈱䊙䉪䊨ᱡ䋩䈏ዉ㧙㧙Tension㪈㪅㪇

Micro strain

Residual stress MPa㪋㪇㪇㪇㪄㪋㪇㪇㪄㪏㪇㪇Compression

㪉㪇㪇

(200)

㪇㪅㪍

(111)
(220)

㪇㪅㪋㪇㪅㪉
㪇㪅㪇㪊㪇㪇

Fatigue strength࿑䋸㪇㪅㪏㪋㪇㪇㪌㪇㪇㪉㪇㪇MPa∋ഭᒝᐲ䈫ᱷ⇐ᔕജ㪊㪇㪇

Fatigue strength࿑䋹㪋㪇㪇MPa㪌㪇㪇∋ഭᒝᐲ䈫䊚䉪䊨ᱡ౉䈘䉏䉎䈫䋬∋ഭᒝᐲ䈏ะ਄䈚䈩䈇䉎䇯䈭䈍䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈜䉎䈫䋬࿶❗䈱䊙䉪䊨ᱡ䉕ዉ౉䈪䈐䉎䈳䈎䉍䈪䈭䈒䋬∋ഭ䈐ⵚ䈱Ḯ䈫䈭䉍ᓧ䉎䊚䉪䊨ᱡ䉕ૐᷫ䈪䈐䋬䈠䈱⚿ᨐ䋬∋ഭᒝᐲ䉕ะ਄䈪䈐䉎䇯ᓥ᧪䈱ടᎿᴺ䈪䈲䋬㊄ዻᄙ⚿᥏૕䈮࿶❗䈱䊙䉪䊨ᱡ䉕ዉ౉䈜䉎㓙䈮䈲䋬႟ᕈᄌᒻ䉕઻䈉䈢䉄䈮⚿᥏䈮ォ૏䈏ዉ౉䈘䉏䋬䈠䈱⚿ᨐ䈫䈚䈩䋬∋ഭ䈐ⵚ䈱Ḯ䈫䈭䉍ᓧ䉎䊚䉪䊨ᱡ䉅Ⴧᄢ䈚䈩䈚䉁䈉䇯䈚䈎䈚䋬䉨䊞䊎䊁䊷䉲䊢䊮᳇ᵃ䈱፣უⴣ᠄ജ䉕ᵴ↪䈜䉎䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪䈲䋬࿶❗䈱䊙䉪䊨ᱡ䉕ዉ౉䈚䈭䈏䉌䋬䊚䉪䊨ᱡ䉕ૐᷫ䈪䈐䉎䈖䈫䈏ᬌ⸽䈘䉏䈢䇯䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪䉅䋬࿶❗䈱䊙䉪䊨ᱡ䉕ዉ౉䈚䈩䈇䉎એ਄䋬႟ᕈᄌᒻ䉕઻䈦䈩䈇䉎䇯䈚䈎䈚䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪䈲䋬ᓥ᧪ᛛⴚ䈱䉲䊢䉾䊃䊏䊷䊆䊮䉫䈫⇣䈭䉍䋬࿕૕ធ⸅䉕઻䉒䈭䈇䈱䈪䋬࿕૕ធ⸅䈮䉋䉎⴫㕙䈱ᄌᒻ䈲ዋ䈭䈇䇯৻ᣇ䈪䈲䋬⿥㖸ᵄ䈮䉋䉍ォ૏䉕⒖േ䈪䈐䉎䈫䈱ႎ๔ (17)䉅
䈅䉍䋬䉨䊞䊎䊁䊷䉲䊢䊮᳇ᵃ䈱፣უ䈮઻䈉ⴣ᠄ᵄ䈮䉋䉎㜞๟ᵄ䈱ᝄേ䈏䋬นേ䈭ォ૏䉕േ䈎䈚䈩䈇䉎䈫⠨䈋䉌䉏䉎䇯࿑ 10 䈮䈲䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉎䊚䉪䊨ᱡ䈱ૐᷫ䈫࿶❗ᱷ⇐ᔕജዉ౉䈱ᮨᑼ࿑䉕␜䈜䇯࿑ਛ䈱ታ✢䈱ਣශ䈲㊄ዻේሶ䉕␜䈚䋬ὐ✢䈱ਣශ䈲ォ૏䉕␜䈜䇯ᓥ᧪䈱ടᎿᴺ䈪䋬࿶❗ᱷ⇐ᔕജ䉕ዉ౉䈜䉎㓙䈮䈲䋬႟ᕈᄌᒻ䈮䉋䉍ォ૏䈏Ⴧ䈋䋬䈠䈱⚿ᨐ䈫䈚䈩∋ഭ䈐ⵚ䈱Ḯ䈫䈭䉍ᓧ䉎ォ૏䈮↱᧪䈜䉎䊚䉪䊨ᱡ䉅Ⴧᄢ䈜䉎䇯䈚䈎䈚䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪࿶❗ᱷ⇐ᔕജ䉕ዉ౉䈜䉎႐ว䈮䈲䋬࿕૕ធ㊄ዻේሶォ૏ォ૏䉇⚿᥏☸ౝ䈱ᱡ䈏Ⴧᄢ࿶❗
ᱷ⇐ᔕജ⸅䉕↢䈛䈭䈇䈱䈪䋬⴫㕙ㄭற䈱႟ᕈᄌᒻ䈲䉲䊢䉾䊃䊏䊷䊆䊮䉫䈭䈬䈫Ყ䈼䉎䈫ዋ䈭䈇䇯䉁䈢೨ㅀ䈚䈢䉋䈉䈮䋬䉨䊞䊎䊁䊷䉲䊢䊮᳇ᵃ፣უᤨ䈱ⴣ᠄ᵄ䈮䉋䉎CPᓥ᧪ߩ ടᎿォ૏䉇⚿᥏☸ౝ䈱ᱡ䈏⿥㖸ᵄᝄേ䈮䉋䉍ᷫዋ࿑㪈㪇㩷 㩷 㪚㪧䈮䉋䉎䊙䉪䊨ᱡዉ౉䈫䊚䉪䊨ᱡૐᷫ䈱ᮨᑼ࿑㩷㧙㧙࿶❗
ᱷ⇐ᔕജ㜞๟ᵄ䈱ᝄേ䈮䉋䉍䋬ォ૏䈏⚿᥏☸⇇䈮⒖േ䈚䈢䉍䋬ว૕䈚䈩ᶖ䈋䉎䈭䈬䋬ォ૏䈱⒖േ䈮䉋䉍ォ૏↱᧪䈱䊚䉪䊨ᱡ䈏ૐᷫ䈜䉎䈫⠨䈋䉌䉏䉎䇯䈖䉏䈲䋬ᯏ᪾ടᎿ䉇὾౉䉏䈭䈬䈱ᾲಣℂ䈮䉋䈦䈩੍䉄ォ૏䈏ዉ౉䈘䉏䈩䈇䉎႐ว䈪䈅䉎䇯䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫ಣℂ೨䈱ォ૏䈏ዋ䈭䈇႐ว䈮䈲䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈚䈢႐ว䈪䉅䊚䉪䊨ᱡ䈲Ⴧᄢ䈜䉎䇯䈖䉏䉁䈪䈮䋬䉭䉾䉺䊥䊮䉫䈭䈬䉕⋡⊛䈫䈚䈩න⚿᥏䉲䊥䉮䊮䉕䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈪ಣℂ䈚䈢႐ว䈮䈲䋬࿁᛬ X ✢䈱ඨଔ᏷䈏Ⴧᄢ䈜䉎䈖䈫䈏⏕⹺䈘䉏䈩䈇䉎䇯એ਄䈱䈖䈫䈎䉌䋬䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈲䋬ᯏ᪾ടᎿ䉇὾౉䉏䈭䈬䈱ᾲಣℂ䈭䈬䈮䉋䈦䈩ዉ౉䈘䉏䈢䊚䉪䊨ᱡ䉕ૐᷫ䈚䈭䈏䉌䋬࿶❗䈱䊙䉪䊨ᱡ䉕ዉ౉䈪䈐䉎䈫䈇䈋䉎䇯䋴䋮⚿㩷 㩷 ⸒㩷㊄ዻ∋ഭ䈱ᛥ೙䉕⋡ㅜ䈫䈚䈩䋬∋ഭ䈐ⵚ䈱ㅴዷ䉕ᛥ೙䈜䉎䊙䉪䊨ᱡ䈱ዉ౉䈫䋬∋ഭ䈐ⵚ䈱Ḯ䈮䈭䉎ෂ㒾ᕈ䈏䈅䉎䊚䉪䊨ᱡ䈱ૐᷫ䉕ⴕ䈉䈢䉄䈮䋬䉁䈝䊙䉪䊨ᱡ䈭䉌䈶䈮䊚䉪䊨ᱡ䈱⸘᷹ᴺ䉕
ᬌ⸛䈚䈢䇯ᧄ⎇ⓥ䈮䉋䉍䋬X ✢࿁᛬䉕↪䈇䈢 2D ᴺ䈮䉋䉍䊙䉪䊨ᱡ䉕⹏ଔ䈪䈐䉎䈖䈫䈫䋬䊐䉜䊮䉻䊜䊮䉺䊦䊌䊤䊜䊷䉺ᴺ䈮䉋䉍䊚䉪䊨ᱡ䉕⹏ଔ䈪䈐䉎䈖䈫䈏ᬌ⸽䈘䉏䈢䇯䉁䈢㊄ዻ∋ഭ䈮䉋䉍䊚䉪䊨ᱡ䈏ᄌൻ䈜䉎䈖䈫䈫䋬䉨䊞䊎䊁䊷䉲䊢䊮᳇ᵃ䈱፣უⴣ᠄ജ䉕↪䈇䈢䉨䊞䊎䊁䊷䉲䊢䊮䊏䊷䊆䊮䉫䈮䉋䉍䋬䊚䉪䊨ᱡ䉕ૐᷫ䈚䈭䈏䉌䊙䉪䊨ᱡ䉕ዉ౉䈚䋬∋ഭᒝᐲ䉕ะ਄䈪䈐䉎䈖䈫䉕ታ⸽䈚䈢䇯⻢㩷 㩷 ㄉ㩷ᧄ⎇ⓥ䈲䋬䌊䌆䌅䋲䋱਎♿⽷࿅䈱⎇ⓥഥᚑ䈮䉋䉎䉅䈱䈪䈅䉎䇯䈖䈖䈮⸥䈚䈩⻢ᗧ䉕⴫䈜䇯ෳ⠨ᢥ₂㩷(1) H.Dölle, J. Appl. Cryst., 12 (1979), 489.
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