公开(公告)号：US5792286A

公开(公告)日：1998-08-11

申请号：US406648

申请日：1995-03-20

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Naotsugu Yamanouchi ,  Tomoyoshi Okita

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Naotsugu Yamanouchi ,  Tomoyoshi Okita

IPC分类号： C21D8/02 ,  C22C38/10 ,  H01L23/495 ,  C22C38/00

CPC分类号： C22C38/105 ,  C21D8/0236 ,  H01L23/49579 ,  C21D8/0268 ,  H01L2924/0002

摘要： A high-strength thin plate, such as for IC lead frames, of an iron-nickel-cobalt alloy which is able to withstand repeated bending and is corrosion resistance and etchable, the alloy containing 27 to 30 wt. % N:, 5 to 18 wt. % Co, 0.10 to 3.0 wt. % Mn, 0.10 wt. % or less Si, 0.010 to 0.075 wt. % C, 0.001 to 0.014 wt. % N, less than 2.0 ppm H, 0.0040 wt. % or less S, 0.004 wt. % or less P, 0.0050 wt. % or less O, 0.01 to 0.06 wt. % Cr, 0.01 to 1.0 wt. % Mo and the balance being Fe and unavoidable impurities wherein 63.5 wt. %.ltoreq.2Ni+Co+Mn.ltoreq.65 wt. % for Co 10 wt. %.

摘要翻译： 一种能够承受反复弯曲并具有耐腐蚀性和可蚀刻性的铁镍钴合金的用于IC引线框架的高强度薄板，该合金含有27-30wt。 ％N：5〜18wt。 ％Co，0.10〜3.0重量％ ％Mn，0.10wt。 ％以下Si，0.010〜0.075重量％ ％C，0.001〜0.014wt。 ％N，小于2.0ppm H，0.0040wt。 ％以下S，0.004重量％ ％以下P，0.0050重​​量％ ％以下O，0.01〜0.06重量％ ％Cr，0.01〜1.0wt。 ％Mo，余量为Fe和不可避免的杂质，其中63.5wt。 ％ Co <10 wt。 ％和69.5wt。 ％ 10wt。 ％。

公开(公告)号：US5605581A

公开(公告)日：1997-02-25

申请号：US184830

申请日：1994-01-21

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  H01J29/07 ,  H01F1/04

CPC分类号： H01J9/142 ,  C21D8/0205 ,  C22C38/08 ,  H01J29/07 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： A thin Fe--Ni alloy sheet for shadow mask consists essentially of Ni of 34 to 38 wt. %, Si of 0.05 wt. % or less, B of 0.0005 wt. % or less, O of 0.002 wt. % or less and N of 0.0015 % or less, the balance being Fe and inevitable impurities; said alloy sheet after annealing before press-forming having 0.2% proof stress of 28.5 kgf/mm.sup.2 or less; and a degree of {211} plane on a surface of said alloy sheet being 16% or less. And further modified similar alloy sheets are also provided.Further, a method for producing a thin Fe--Ni alloy sheet for shadow mask comprises the steps of: (a) hot-rolling of a slab into a hot-rolled alloy strip; (b) hot-rolled sheet annealing of the hot-rolled strip at 910.degree. to 990.degree. C.; (c) cold-rolling of the annealed hot-rolled strip into a cold-rolled strip; (d) recrystallization annealing of the cold-rolled strip; (e) finish cold-rolling of the recrystallization annealed strip at a finish cold reduction ratio in response to austenite grain size D(D.mu.m) yieleded by the recrystallization annealing, the finish cold reducration ratio(R) being within a region enclosed by a range of R of 16 to 75 and a range of D of 6.38D-133.9.ltoreq.R.ltoreq.6.38D-51.0 and (f) annealing of the finish cold-rolled strip on conditions of a temperature of 720.degree. to 790.degree. C., a time of 2 to 40 min. and T.gtoreq.-53.8 logt+806, where T(.degree.C.) is the temperature of the annealing. And further modified similar methods are also provided.

摘要翻译： 用于荫罩的薄Fe-Ni合金板基本上由34至38重量％的Ni组成。 ％，Si为0.05wt。 ％以下，B为0.0005重量％ ％以下，O为0.002重量％ ％以下，N为0.0015％以下，余量为Fe和不可避免的杂质; 压制成形后的退火后的合金板的0.2％的屈服应力为28.5kgf / mm 2以下; 并且所述合金板的表面上的{211}面的程度为16％以下。 还提供了进一步改进的类似合金片材。 此外，用于制造用于荫罩的薄Fe-Ni合金薄板的方法包括以下步骤：（a）将板坯热轧成热轧合金带; （b）在910〜990℃的热轧带钢的热轧板退火。 （c）将退火的热轧带材冷轧成冷轧带材; （d）冷轧带材的再结晶退火; （e）根据通过再结晶退火所生成的奥氏体晶粒尺寸D（D mu m），精加工冷轧后的再结晶退火钢带进行冷轧，最终冷却还原率（R）在由 R的范围为16〜75，D范围为6.38D-133.9 / = - 53.8 logt + 806，其中T（℃）是退火的温度。 并提供了进一步修改的类似方法。

公开(公告)号：US5456771A

公开(公告)日：1995-10-10

申请号：US7755

申请日：1993-01-22

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  H01J29/07

CPC分类号： C21D8/0205 ,  C22C38/08 ,  H01J29/07 ,  H01J9/142 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： A thin Fe-Ni alloy sheet for shadow mask consists essentially of Ni of 34 to 38 wt. %, Si of 0.05 wt. % or less, B of 0.0005 wt. % or less, 0 of 0.002 wt. % or less and N of 0.0015% or less, the balance being Fe and inevitable impurities; said alloy sheet after annealing before press-forming having 0.2% proof stress of 28.5 kgf/mm.sup.2 or less; and a degree of {211} plane on a surface of said alloy sheet being 16% or less. And further modified similar alloy sheets are also provided.Further, a method for producing a thin Fe-Ni alloy sheet for shadow mask comprises the steps of: (a) hot-rolling of a slab into a hot-rolled alloy strip; (b) hot-rolled sheet annealing of the hot-rolled strip at 910.degree. to 990.degree. C.; (c) cold-rolling of the annealed hot-rolled strip into a cold-rolled strip; (d) recrystallization annealing of the cold-rolled strip; (e) finish cold-rolling of the recrystallization annealed strip at a finish cold reduction ratio in response to austenite grain size D(D .mu.m) yielded by the recrystallization annealing, the finish cold reducration ratio(R) being within a region enclosed by a range of R of 16 to 75 and a range of D of 6.38D-133.9.ltoreq.R.ltoreq.6.38D-51.0 and (f) annealing of the finish cold-rolled strip on conditions of a temperature of 720.degree. to 790.degree. C., a time of 2 to 40 min. and T.gtoreq.-53.8 logt+806, where T(.degree.C.) is the temperature of the annealing. And further modified similar methods are also provided.

摘要翻译： 用于荫罩的薄Fe-Ni合金板基本上由34至38重量％的Ni组成。 ％，Si为0.05wt。 ％以下，B为0.0005重量％ ％以下，0为0.002重量％ ％以下，N为0.0015％以下，余量为Fe和不可避免的杂质; 压制成形后的退火后的合金板的0.2％的屈服应力为28.5kgf / mm 2以下; 并且所述合金板的表面上的{211}面的程度为16％以下。 还提供了进一步改进的类似合金片材。 此外，用于制造用于荫罩的薄Fe-Ni合金薄板的方法包括以下步骤：（a）将板坯热轧成热轧合金带; （b）在910〜990℃的热轧带钢的热轧板退火。 （c）将退火的热轧带材冷轧成冷轧带材; （d）冷轧带材的再结晶退火; （e）根据再结晶退火产生的奥氏体晶粒尺寸D（D mu m）以最终冷轧比率对再结晶退火钢带进行冷轧，精冷还原率（R）在由 R的范围为16〜75，D范围为6.38D-133.9 / = - 53.8 logt + 806，其中T（℃）是退火的温度。 并提供了进一步修改的类似方法。

公开(公告)号：US5308723A

公开(公告)日：1994-05-03

申请号：US6802

申请日：1993-01-21

申请人： Tadashi Inoue ,  Hidekazu Yoshizawa ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Yoshiaki Shimizu

发明人： Tadashi Inoue ,  Hidekazu Yoshizawa ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Yoshiaki Shimizu

IPC分类号： C22C38/08 ,  H01J9/14 ,  H01J29/07 ,  G03C5/00

CPC分类号： C22C38/08 ,  H01J29/07 ,  H01J9/142 ,  H01J2229/0733

摘要： The metallic sheet for shadow mask comprises a Fe-Ni alloy sheet having mainly of Fe and Ni; degrees of planes on a surface of the alloy sheet, the degree of {331} plane being 14% or less, the degree of {210} plane 10% or less and the degree of {211} plane 10% or less; and a ratio of degrees of planes which is {210}/[{331}+{211}] being 0.2 to 1.Another thin metallic sheet for shadow mask comprises a Fe-Ni alloy sheet having mainly of Fe and Ni; degrees of planes on a surface of the alloy sheet, that of {111} plane being 5% or less, that of {100} plane 50 to 93%, that of {110} 24% or less, that of {311} plane 1 to 10%, that of {331} 1 to 14%, that of {210} plane 1 to 10% and that of {211} plane 1 to 10%; a ratio of degrees of planes which is [{100}+{311}+{210}]/[{110}+{111}+{331}+{211}] being 0.8 to 20.

摘要翻译： 用于荫罩的金属片包括主要具有Fe和Ni的Fe-Ni合金片; 合金板表面的平面度，{331}面的面积为14％以下，{210}面的10％以下，{211}面的程度为10％以下; {210} / [{331} + {211}]的平面度的比例为0.2〜1。另外，荫罩用金属薄片包括主要由Fe和Ni构成的Fe-Ni合金板; {111}面为5％以下，{100}面为50〜93％，{110} 24％以下，{311}面为{ 1〜10％，{210} 1〜10％，{211} 1〜10％的{331} 1〜14％; [{100} + {311} + {210}] / [{110} + {111} + {331} + {211}]的平面度的比例为0.8至20。

公开(公告)号：US5520755A

公开(公告)日：1996-05-28

申请号：US342109

申请日：1994-11-18

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  H01J29/07

CPC分类号： H01J9/142 ,  C21D8/0205 ,  C22C38/08 ,  H01J29/07 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： A thin Fe--Ni alloy sheet for shadow mask consists essentially of Ni of 34 to 38 wt. %, Si of 0.05 wt. % or less, B of 0.0005 wt. % or less, O of 0.002 wt. % or less and N of 0.0015% or less, the balance being Fe and inevitable impurities; said alloy sheet after annealing before press-forming having 0.2% proof stress of 28.5 kgf/mm.sup.2 or less; and a degree of {211} plane on a surface of said alloy sheet being 16% or less. And further modified similar alloy sheets are also provided.Further, a method for producing a thin Fe--Ni alloy sheet for shadow mask comprises the steps of: (a) hot-rolling of a slab into a hot-rolled alloy strip; (b) hot-rolled sheet annealing of the hot-rolled strip at 910.degree. to 990.degree. C.; (c) cold-rolling of the annealed hot-rolled strip into a cold-rolled strip; (d) recrystallization annealing of the cold-rolled strip; (e) finish cold-rolling of the recrystallization annealed strip at a finish cold reduction ratio in response to austenite grain size D(D.mu.m) yielded by the recrystallization annealing, the finish cold reducration ratio(R) being within a region enclosed by a range of R of 16 to 75 and a range of D of 6.38D-133.9.ltoreq.R.ltoreq.6.38D-51.0 and (f) annealing of the finish cold-rolled strip on conditions of a temperature of 720.degree. to 790.degree. C., a time of 2 to 40 min. and T.gtoreq.-53.8 logt+806, where T(.degree.C.) is the temperature of the annealing. And further modified similar methods are also provided.

摘要翻译： 用于荫罩的薄Fe-Ni合金板基本上由34至38重量％的Ni组成。 ％，Si为0.05wt。 ％以下，B为0.0005重量％ ％以下，O为0.002重量％ ％以下，N为0.0015％以下，余量为Fe和不可避免的杂质; 压制成形后的退火后的合金板的0.2％的屈服应力为28.5kgf / mm 2以下; 并且所述合金板的表面上的{211}面的程度为16％以下。 还提供了进一步改进的类似合金片材。 此外，用于制造用于荫罩的薄Fe-Ni合金薄板的方法包括以下步骤：（a）将板坯热轧成热轧合金带; （b）在910〜990℃的热轧带钢的热轧板退火。 （c）将退火的热轧带材冷轧成冷轧带材; （d）冷轧带材的再结晶退火; （e）根据再结晶退火产生的奥氏体晶粒尺寸D（D mu），精冷冷轧后的再结晶退火钢带进行冷轧，精冷还原率（R）在由 R的范围为16〜75，D范围为6.38D-133.9 / = - 53.8 logt + 806，其中T（℃）是退火的温度。 并提供了进一步修改的类似方法。

公开(公告)号：US5503693A

公开(公告)日：1996-04-02

申请号：US342221

申请日：1994-11-18

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  H01J29/07

CPC分类号： H01J9/142 ,  C21D8/0205 ,  C22C38/08 ,  H01J29/07 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： A thin Fe--Ni alloy sheet for shadow mask consists essentially of Ni of 34 to 38 wt. %, Si of 0.05 wt. % or less, B of 0.0005 wt. % or less, O of 0.002 wt. % or less and N of 0.0015% or less, the balance being Fe and inevitable impurities; said alloy sheet after annealing before press-forming having 0.2% proof stress of 28.5 kgf/mm or less; and a degree of {211 } plane on a surface of said alloy sheet being 16% or less. And further modified similar alloy sheets are also provided.Further, a method for producing a thin Fe--Ni alloy sheet for shadow mask comprises the steps of: (a) hot-rolling of a slab into a hot-rolled alloy strip; (b) hot-rolled sheet annealing of the hot-rolled strip at 910.degree. to 990.degree. C.; (c) cold-rolling of the annealed hot-rolled strip into a cold-rolled strip; (d) recrystallization annealing of the cold-rolled strip; (e) finish cold-rolling of the recrystallization annealed strip at a finish cold reduction ratio in response to austenite grain size D(D .mu.m) yieleded by the recrystallization annealing, the finish cold reducration ratio(R) being within a region enclosed by a range of R of 16 to 75 and a range of D of 6.38D-133.9.ltoreq.R.ltoreq.6.38D-51.0 and (f) annealing of the finish cold-rolled strip on conditions of a temperature of 720.degree. to 790.degree. C., a time of 2 to 40 min. and T.ltoreq.-53.8 logt+806, where T(.degree.C.) is the temperature of the annealing. And further modified similar methods are also provided.

摘要翻译： 用于荫罩的薄Fe-Ni合金板基本上由34至38重量％的Ni组成。 ％，Si为0.05wt。 ％以下，B为0.0005重量％ ％以下，O为0.002重量％ ％以下，N为0.0015％以下，余量为Fe和不可避免的杂质; 压制成形后的退火后的合金板的0.2％的屈服应力为28.5kgf / mm以下; 并且所述合金板的表面上的{211}面的程度为16％以下。 还提供了进一步改进的类似合金片材。 此外，用于制造用于荫罩的薄Fe-Ni合金薄板的方法包括以下步骤：（a）将板坯热轧成热轧合金带; （b）在910〜990℃的热轧带钢的热轧板退火。 （c）将退火的热轧带材冷轧成冷轧带材; （d）冷轧带材的再结晶退火; （e）根据通过再结晶退火所生成的奥氏体晶粒尺寸D（D mu m），精加工冷轧后的再结晶退火钢带进行冷轧，最终冷却还原率（R）在由 R的范围为16〜75，D范围为6.38D-133.9

公开(公告)号：US5605582A

公开(公告)日：1997-02-25

申请号：US153890

申请日：1993-11-17

申请人： Tadashi Inoue ,  Hidekazu Yoshizawa ,  Kiyoshi Tsuru ,  Yoshiaki Shimizu ,  Tomoyoshi Okita

发明人： Tadashi Inoue ,  Hidekazu Yoshizawa ,  Kiyoshi Tsuru ,  Yoshiaki Shimizu ,  Tomoyoshi Okita

IPC分类号： C22C38/08 ,  H01J29/07 ,  G03C5/00

CPC分类号： C22C38/08 ,  H01J29/07 ,  H01J2229/0733

摘要： An alloy sheet having a pierced hole face and providing a desirable etching performance, comprising {331}, {210}, and {211} planes on the surface; the gathering degree of the {311} plane being 14% or less, the gathering degree of the {210} plane being 14% or less, and the gathering degree of the {211} plane being 14% or less; and the ratio of the gathering degrees expressed by the equation {210}/({331}+{211}) being 0.2 to 1. An alloy sheet having a pierced hole face providing a desirable etching performance, comprising planes of {111}, {100}, {110}, {311}, {331}, {210} and {211}; the gathering degree of the {111} plane, S.sub.1, being 1 to 10%, the gathering degree of the {100} plane, S.sub.2, being 50 to 94%, the gathering degree of the {110} plane, S.sub.3, being 1 to 24%, the gathering degree of the {311} plane, S.sub.4, being 1 to 14%, the gathering degree of the {331} plane, S.sub.5, being 1 to 14%, the gathering degree of the {210} plane, S.sub.6, being 1 to 14%, the gathering degree of the {211} plane, S.sub.7, being 1 to 14%; and the ratio of gathering degrees expressed by the equation (S.sub.2 +S.sub.4 +S.sub.6)/(S.sub.1 +S.sub.3 +S.sub.5 +S.sub.7) being 0.8 to 20.

摘要翻译： 一种具有穿孔孔面并提供理想蚀刻性能的合金薄板，在表面上包括{331}，{210}和{211}平面; {311}飞机的集合度为14％以下，{210}飞机的集合度为14％以下，{211}飞机的集合度为14％以下; 并且由方程{210} /（{331} + {211}）表示的收集度的比例为0.2至1.具有提供所需蚀刻性能的穿孔孔面的合金板，包括{111}， {100}，{110}，{311}，{331}，{210}和{211}; {111}面的集合度S1为1〜10％，{100}面的聚集度S2为50〜94％，{110}面的聚集度S3为1 至{24}，{311}飞机的集合度S4为1〜14％，{331}飞机的集合度S5为1〜14％，{210}飞机的集合度为24％ S6为1〜14％，{211}飞机的集合度为S7〜1〜14％。 并且由等式（S2 + S4 + S6）/（S1 + S3 + S5 + S7）表示的收集度的比率为0.8至20。

公开(公告)号：US5501749A

公开(公告)日：1996-03-26

申请号：US342238

申请日：1994-11-18

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  H01J29/07

CPC分类号： H01J9/142 ,  C21D8/0205 ,  C22C38/08 ,  H01J29/07 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： A thin Fe--Ni alloy sheet for shadow mask consists essentially of Ni of 34 to 38 wt. %, Si of 0.05 wt. % or less, B of 0.0005 wt. % or less, O of 0.002 wt. % or less and N of 0.0015% or less, the balance being Fe and inevitable impurities; said alloy sheet after annealing before press-forming having 0.2% proof stress of 28.5 kgf/mm.sup.2 or less; and a degree of {211} plane on a surface of said alloy sheet being 16% or less. And further modified similar alloy sheets are also provided.Further, a method for producing a thin Fe--Ni alloy sheet for shadow mask comprises the steps of: (a) hot-rolling of a slab into a hot-rolled alloy strip; (b) hot-rolled sheet annealing of the hot-rolled strip at 910.degree. to 990.degree. C.; (c) cold-rolling of the annealed hot-rolled strip into a cold-rolled strip; (d) recrystallization annealing of the cold-rolled strip; (e) finish cold-rolling of the recrystallization annealed strip at a finish cold reduction ratio in response to austenite grain size D(D .mu.m) yieleded by the recrystallization annealing, the finish cold reducration ratio(R) being within a region enclosed by a range of R of 16 to 75 and a range of D of 6.38D-133.9.ltoreq.R.ltoreq.6.38D-51.0 and (f) annealing of the finish cold-rolled strip on conditions of a temperature of 720.degree. to 790.degree. C., a time of 2 to 40 min. and T.gtoreq.-53.8 logt+806, where T(.degree.C.) is the temperature of the annealing. And further modified similar methods are also provided.

摘要翻译： 用于荫罩的薄Fe-Ni合金板基本上由34至38重量％的Ni组成。 ％，Si为0.05wt。 ％以下，B为0.0005重量％ ％以下，O为0.002重量％ ％以下，N为0.0015％以下，余量为Fe和不可避免的杂质; 压制成形后的退火后的合金板的0.2％的屈服应力为28.5kgf / mm 2以下; 并且所述合金板的表面上的{211}面的程度为16％以下。 还提供了进一步改进的类似合金片材。 此外，用于制造用于荫罩的薄Fe-Ni合金薄板的方法包括以下步骤：（a）将板坯热轧成热轧合金带; （b）在910〜990℃的热轧带钢的热轧板退火。 （c）将退火的热轧带材冷轧成冷轧带材; （d）冷轧带材的再结晶退火; （e）根据通过再结晶退火所生成的奥氏体晶粒尺寸D（D mu m），精加工冷轧后的再结晶退火钢带进行冷轧，最终冷却还原率（R）在由 R的范围为16〜75，D范围为6.38D-133.9 / = - 53.8 logt + 806，其中T（℃）是退火的温度。 并提供了进一步修改的类似方法。

公开(公告)号：US5453138A

公开(公告)日：1995-09-26

申请号：US183121

申请日：1994-01-18

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Tomoyoshi Okita ,  Michihito Hiasa

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  H01J29/07 ,  C22C38/40 ,  C22C38/52

CPC分类号： H01J29/07 ,  C21D8/0205 ,  C22C38/08 ,  H01J9/142 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： An alloy sheet containing Fe, Ni and Cr has an average austenite grain size of 15 to 45 .mu.m and a degree of mixed grain for austenite grain size of 4.5 to 50%; the alloy sheet has a gathering degree of the {331} plane on a surface of the alloy sheet of 8 to 35%, a gathering degree of the {210} plane of 1 to 20% and a gathering degree of the {211} plane of 2 to 20%; the degree of mixed grain is expressed by the equation: (.vertline.0.5 Dmax-D.vertline./D).times.100 (%), where D is an average austenite grain size, and Dmax is a maximum austenite grain size in said alloy sheet.

摘要翻译： 含有Fe，Ni，Cr的合金板的奥氏体平均粒径为15〜45μm，奥氏体晶粒的混合度为4.5〜50％。 合金板在合金板表面上的{331}面的聚集度为8〜35％，{210}面的聚集度为1〜20％，聚集度为{211}面 为2〜20％; 混合颗粒的程度由下式表示：（| 0.5 Dmax-D | / D）×100（％）其中D是平均奥氏体晶粒尺寸，Dmax是所述合金板中的最大奥氏体晶粒尺寸。

公开(公告)号：US5637161A

公开(公告)日：1997-06-10

申请号：US429252

申请日：1995-04-25

申请人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Michihito Hiasa ,  Tomoyoshi Okita

发明人： Tadashi Inoue ,  Kiyoshi Tsuru ,  Michihito Hiasa ,  Tomoyoshi Okita

IPC分类号： C21D8/02 ,  C22C38/08 ,  H01J9/14 ,  C21D6/00

CPC分类号： C21D8/0205 ,  C22C38/08 ,  H01J9/142 ,  C21D2201/05 ,  C21D8/0236 ,  H01J2229/0733

摘要： A method for manufacturing an alloy sheet for a shadow mask is provided which includes: (i) annealing a hot-rolled sheet containing Fe and Ni at a temperature of 910.degree. to 990.degree. C.; (ii) cold-rolling the annealed hot-rolled sheet from step (i) to produce a cold-rolled sheet; (iii) crystallization annealing of the cold-rolled sheet from step (ii); (iv) cold-rolling the annealed cold rolled sheet from step (iii); (v) finish recrystallization annealing step of the cold-rolled sheet of step (iv); (vi) finish cold-rolling of the sheet from step (v) at a cold-rolling reduction ratio R (%) satisfying the following equations: 16.ltoreq.R.ltoreq.75 and 6.38 D-133.9.ltoreq.R.ltoreq.6.38 D-51.0 wherein D is the average austenite grain size in .mu.m; (vii) softening annealing the sheet from step (vi) at a temperature of 720.degree. to 790.degree. C. for 2 to 40 minutes before press-forming and at conditions of temperature T in .degree.C. and time t in minutes which satisfy the following equation:T.gtoreq.-53.8 log t+806.

摘要翻译： 提供一种用于制造荫罩用合金薄片的方法，该方法包括：（i）在910-990℃的温度下退火含有Fe和Ni的热轧薄板; （ii）将来自步骤（i）的退火的热轧板冷轧以制造冷轧板; （iii）来自步骤（ii）的冷轧板的结晶退火; （iv）将来自步骤（iii）的退火冷轧板冷轧; （v）步骤（iv）的冷轧板的最终再结晶退火工序; （vi）以满足以下等式的冷轧减速比R（％）从步骤（v）中对板进行最终冷轧：16 / = - 53.8 log t + 806。