JP2016125103A5 - - Google Patents
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- JP2016125103A5 JP2016125103A5 JP2015000678A JP2015000678A JP2016125103A5 JP 2016125103 A5 JP2016125103 A5 JP 2016125103A5 JP 2015000678 A JP2015000678 A JP 2015000678A JP 2015000678 A JP2015000678 A JP 2015000678A JP 2016125103 A5 JP2016125103 A5 JP 2016125103A5
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- 239000000843 powder Substances 0.000 claims description 33
- 239000002184 metal Substances 0.000 claims description 31
- 229910052751 metal Inorganic materials 0.000 claims description 31
- 230000000737 periodic Effects 0.000 claims description 30
- 238000004663 powder metallurgy Methods 0.000 claims description 30
- 229910052758 niobium Inorganic materials 0.000 claims description 20
- 229910052720 vanadium Inorganic materials 0.000 claims description 20
- 229910052727 yttrium Inorganic materials 0.000 claims description 20
- 229910052726 zirconium Inorganic materials 0.000 claims description 20
- 229910052735 hafnium Inorganic materials 0.000 claims description 16
- 229910052715 tantalum Inorganic materials 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 2
- 229910001566 austenite Inorganic materials 0.000 claims 1
- 239000011230 binding agent Substances 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000000034 method Methods 0.000 description 1
Description
上記目的は、下記の本発明により達成される。
本発明の粉末冶金用金属粉末は、Ｆｅが主成分であり、
Ｃｒが１５質量％以上２６質量％以下の割合で含まれ、
Ｎｉが７質量％以上２２質量％以下の割合で含まれ、
Ｓｉが０．３質量％以上１．２質量％以下の割合で含まれ、
Ｃが０．００５質量％以上０．３質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０１質量％以上０．５質量％以下の割合で含まれ、
前記第２元素が０．０１質量％以上０．５質量％以下の割合で含まれていることを特徴とする。
本発明の粉末冶金用金属粉末は、Ｆｅが主成分であり、
Ｃｒが１５．５質量％以上２５質量％以下の割合で含まれ、
Ｎｉが７．５質量％以上１７質量％以下の割合で含まれ、
Ｓｉが０．４質量％以上１．１質量％以下の割合で含まれ、
Ｃが０．００８質量％以上０．１５質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０３質量％以上０．２質量％以下の割合で含まれ、
前記第２元素が０．０３質量％以上０．２質量％以下の割合で含まれていることを特徴とする。
本発明の粉末冶金用金属粉末は、Ｆｅが主成分であり、
Ｃｒが１６質量％以上２１質量％以下の割合で含まれ、
Ｎｉが８質量％以上１５質量％以下の割合で含まれ、
Ｓｉが０．５質量％以上０．９質量％以下の割合で含まれ、
Ｃが０．０１質量％以上０．０８質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０５質量％以上０．１質量％以下の割合で含まれ、
前記第２元素が０．０５質量％以上０．１質量％以下の割合で含まれていることを特徴とする。
The above object is achieved by the present invention described below.
The metal powder for powder metallurgy of the present invention is mainly composed of Fe,
Cr is contained at a ratio of 15% by mass or more and 26% by mass or less,
Ni is contained in a ratio of 7% by mass or more and 22% by mass or less,
Si is contained in a proportion of 0.3% by mass or more and 1.2% by mass or less,
C is contained in a proportion of 0.005 mass% or more and 0.3 mass% or less,
Ti, V, Y, Zr, and one element selected from Nb and H f or Ranaru group as a first element, V, Y, Zr, Nb , 1 kind selected from the group consisting of Hf and Ta An element of which the group in the periodic table is greater than the first element or the group in the periodic table is the same as the first element and the period in the periodic table is greater than the first element When
The first element is included in a proportion of 0.01% by mass to 0.5% by mass,
The second element is contained in a proportion of 0.01% by mass or more and 0.5% by mass or less.
The metal powder for powder metallurgy of the present invention is mainly composed of Fe,
Cr is contained in a ratio of 15.5% by mass to 25% by mass,
Ni is contained in a proportion of 7.5% by mass or more and 17% by mass or less,
Si is contained at a ratio of 0.4% by mass or more and 1.1% by mass or less,
C is contained in a proportion of 0.008% by mass or more and 0.15% by mass or less,
One element selected from the group consisting of Ti, V, Y, Zr, Nb and Hf is the first element, and one element selected from the group consisting of V, Y, Zr, Nb, Hf and Ta An element whose group in the periodic table is larger than the first element or an element whose group in the periodic table is the same as the first element and whose period in the periodic table is larger than the first element is a second element. When
The first element is included in a ratio of 0.03% by mass to 0.2% by mass,
The second element is contained in a proportion of 0.03% by mass or more and 0.2% by mass or less.
The metal powder for powder metallurgy of the present invention is mainly composed of Fe,
Cr is contained in a proportion of 16% by mass or more and 21% by mass or less,
Ni is contained at a ratio of 8% by mass or more and 15% by mass or less,
Si is contained in a proportion of 0.5% by mass or more and 0.9% by mass or less,
C is contained in a proportion of 0.01% by mass or more and 0.08% by mass or less,
One element selected from the group consisting of Ti, V, Y, Zr, Nb and Hf is the first element, and one element selected from the group consisting of V, Y, Zr, Nb, Hf and Ta An element whose group in the periodic table is larger than the first element or an element whose group in the periodic table is the same as the first element and whose period in the periodic table is larger than the first element is a second element. When
The first element is included in a proportion of 0.05% by mass or more and 0.1% by mass or less,
The second element is contained in a proportion of 0.05% by mass or more and 0.1% by mass or less.
本発明の粉末冶金用金属粉末では、前記第２元素の含有率Ｅ２を前記第２元素の質量数で除した値Ｘ２に対する前記第１元素の含有率Ｅ１を前記第１元素の質量数で除した値Ｘ１の比率Ｘ１／Ｘ２は、０．３以上３以下であることが好ましい。
本発明の粉末冶金用金属粉末では、前記第２元素の含有率Ｅ２を前記第２元素の質量数で除した値Ｘ２に対する前記第１元素の含有率Ｅ１を前記第１元素の質量数で除した値Ｘ１の比率Ｘ１／Ｘ２は、０．５以上２以下であることが好ましい。
本発明の粉末冶金用金属粉末では、前記第２元素の含有率Ｅ２を前記第２元素の質量数で除した値Ｘ２に対する前記第１元素の含有率Ｅ１を前記第１元素の質量数で除した値Ｘ１の比率Ｘ１／Ｘ２は、０．７５以上１．３以下であることが好ましい。
In the metal powder for powder metallurgy according to the present invention, the content E1 of the first element relative to the value X2 obtained by dividing the content E2 of the second element by the mass of the second element is divided by the mass of the first element. The ratio X1 / X2 of the obtained value X1 is preferably 0.3 or more and 3 or less.
In the metal powder for powder metallurgy according to the present invention, the content E1 of the first element relative to the value X2 obtained by dividing the content E2 of the second element by the mass of the second element is divided by the mass of the first element. The ratio X1 / X2 of the obtained value X1 is preferably 0.5 or more and 2 or less.
In the metal powder for powder metallurgy according to the present invention, the content E1 of the first element relative to the value X2 obtained by dividing the content E2 of the second element by the mass of the second element is divided by the mass of the first element. The ratio X1 / X2 of the measured value X1 is preferably 0.75 or more and 1.3 or less.
本発明の粉末冶金用金属粉末では、前記第１元素の含有率と前記第２元素の含有率の合計が０．０５質量％以上０．６質量％以下であることが好ましい。
本発明の粉末冶金用金属粉末では、前記第１元素の含有率と前記第２元素の含有率の合計が０．１質量％以上０．４８質量％以下であることが好ましい。
本発明の粉末冶金用金属粉末では、前記第１元素の含有率と前記第２元素の含有率の合計が０．１２質量％以上０．２４質量％以下であることが好ましい。
これにより、製造される焼結体の高密度化が必要かつ十分なものとなる。
In the metal powder for powder metallurgy according to the present invention, the total content of the first element and the content of the second element is preferably 0.05% by mass or more and 0.6% by mass or less.
In the metal powder for powder metallurgy of the present invention, the total content of the first element and the content of the second element is preferably 0.1% by mass or more and 0.48% by mass or less.
In the metal powder for powder metallurgy of the present invention, the total content of the first element and the content of the second element is preferably 0.12% by mass or more and 0.24% by mass or less.
As a result, the density of the sintered body to be manufactured becomes necessary and sufficient.
本発明の粉末冶金用金属粉末では、さらに、Ｍｏが１質量％以上５質量％以下の割合で含まれていることが好ましい。
本発明の粉末冶金用金属粉末では、さらに、Ｍｏが１．２質量％以上４質量％以下の割合で含まれていることが好ましい。
本発明の粉末冶金用金属粉末では、さらに、Ｍｏが２質量％以上３質量％以下の割合で含まれていることが好ましい。
In the metal powder for powder metallurgy of the present invention, it is preferable that Mo is further contained at a ratio of 1% by mass to 5% by mass.
In the metal powder for powder metallurgy of the present invention, it is preferable that Mo is further contained at a ratio of 1.2% by mass or more and 4% by mass or less.
In the metal powder for powder metallurgy of the present invention, it is preferable that Mo is further contained in a ratio of 2% by mass or more and 3% by mass or less.
本発明の焼結体は、Ｆｅが主成分であり、
Ｃｒが１５質量％以上２６質量％以下の割合で含まれ、
Ｎｉが７質量％以上２２質量％以下の割合で含まれ、
Ｓｉが０．３質量％以上１．２質量％以下の割合で含まれ、
Ｃが０．００５質量％以上０．３質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０１質量％以上０．５質量％以下の割合で含まれ、
前記第２元素が０．０１質量％以上０．５質量％以下の割合で含まれている粉末冶金用金属粉末を焼結して製造されたことを特徴とする。
本発明の焼結体は、Ｆｅが主成分であり、
Ｃｒが１５質量％以上２６質量％以下の割合で含まれ、
Ｎｉが７質量％以上２２質量％以下の割合で含まれ、
Ｓｉが０．３質量％以上１．２質量％以下の割合で含まれ、
Ｃが０．００５質量％以上０．３質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０１質量％以上０．５質量％以下の割合で含まれ、
前記第２元素が０．０１質量％以上０．５質量％以下の割合で含まれていることを特徴とする。
これにより、追加処理を施すことなく、高密度の焼結体が得られる。
The sintered body of the present invention is mainly composed of Fe,
Cr is contained at a ratio of 15% by mass or more and 26% by mass or less,
Ni is contained in a ratio of 7% by mass or more and 22% by mass or less,
Si is contained in a proportion of 0.3% by mass or more and 1.2% by mass or less,
C is contained in a proportion of 0.005 mass% or more and 0.3 mass% or less,
Ti, V, Y, Zr, and one element selected from Nb and H f or Ranaru group as a first element, V, Y, Zr, Nb , 1 kind selected from the group consisting of Hf and Ta An element of which the group in the periodic table is greater than the first element or the group in the periodic table is the same as the first element and the period in the periodic table is greater than the first element When
The first element is included in a proportion of 0.01% by mass to 0.5% by mass,
It is manufactured by sintering metal powder for powder metallurgy containing the second element in a proportion of 0.01% by mass or more and 0.5% by mass or less.
The sintered body of the present invention is mainly composed of Fe,
Cr is contained at a ratio of 15% by mass or more and 26% by mass or less,
Ni is contained in a ratio of 7% by mass or more and 22% by mass or less,
Si is contained in a proportion of 0.3% by mass or more and 1.2% by mass or less,
C is contained in a proportion of 0.005 mass% or more and 0.3 mass% or less,
One element selected from the group consisting of Ti, V, Y, Zr, Nb and Hf is the first element, and one element selected from the group consisting of V, Y, Zr, Nb, Hf and Ta An element whose group in the periodic table is larger than the first element or an element whose group in the periodic table is the same as the first element and whose period in the periodic table is larger than the first element is a second element. When
The first element is included in a proportion of 0.01% by mass to 0.5% by mass,
The second element is contained in a proportion of 0.01% by mass or more and 0.5% by mass or less.
Thereby, a high-density sintered compact is obtained, without performing an additional process.
本発明の焼結体では、酸化ケイ素の含有率が相対的に高い第１領域と、前記第１領域よりも酸化ケイ素の含有率が相対的に低い第２領域と、を含むことが好ましい。 In the sintered body of the present invention preferably includes a first region content is relatively high oxidation silicon, and a second region content is relatively low silicon oxide than the first region .
Claims (19)
Ｃｒが１５質量％以上２６質量％以下の割合で含まれ、
Ｎｉが７質量％以上２２質量％以下の割合で含まれ、
Ｓｉが０．３質量％以上１．２質量％以下の割合で含まれ、
Ｃが０．００５質量％以上０．３質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０１質量％以上０．５質量％以下の割合で含まれ、
前記第２元素が０．０１質量％以上０．５質量％以下の割合で含まれていることを特徴とする粉末冶金用金属粉末。 Fe is the main component,
Cr is contained at a ratio of 15% by mass or more and 26% by mass or less,
Ni is contained in a ratio of 7% by mass or more and 22% by mass or less,
Si is contained in a proportion of 0.3% by mass or more and 1.2% by mass or less,
C is contained in a proportion of 0.005 mass% or more and 0.3 mass% or less,
Ti, V, Y, Zr, and one element selected from Nb and H f or Ranaru group as a first element, V, Y, Zr, Nb , 1 kind selected from the group consisting of Hf and Ta An element of which the group in the periodic table is greater than the first element or the group in the periodic table is the same as the first element and the period in the periodic table is greater than the first element When
The first element is included in a proportion of 0.01% by mass to 0.5% by mass,
The metal powder for powder metallurgy, characterized in that the second element is contained in a proportion of 0.01% by mass or more and 0.5% by mass or less.
Ｃｒが１５．５質量％以上２５質量％以下の割合で含まれ、 Cr is contained in a ratio of 15.5% by mass to 25% by mass,
Ｎｉが７．５質量％以上１７質量％以下の割合で含まれ、 Ni is contained in a proportion of 7.5% by mass or more and 17% by mass or less,
Ｓｉが０．４質量％以上１．１質量％以下の割合で含まれ、 Si is contained in a proportion of 0.4 mass% or more and 1.1 mass% or less,
Ｃが０．００８質量％以上０．１５質量％以下の割合で含まれ、 C is contained in a proportion of 0.008% by mass or more and 0.15% by mass or less,
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、 One element selected from the group consisting of Ti, V, Y, Zr, Nb and Hf is the first element, and one element selected from the group consisting of V, Y, Zr, Nb, Hf and Ta An element whose group in the periodic table is larger than the first element or an element whose group in the periodic table is the same as the first element and whose period in the periodic table is larger than the first element is a second element. When
前記第１元素が０．０３質量％以上０．２質量％以下の割合で含まれ、 The first element is included in a ratio of 0.03% by mass to 0.2% by mass,
前記第２元素が０．０３質量％以上０．２質量％以下の割合で含まれていることを特徴とする粉末冶金用金属粉末。 The metal powder for powder metallurgy, characterized in that the second element is contained in a proportion of 0.03% by mass or more and 0.2% by mass or less.
Ｃｒが１６質量％以上２１質量％以下の割合で含まれ、 Cr is contained in a proportion of 16% by mass or more and 21% by mass or less,
Ｎｉが８質量％以上１５質量％以下の割合で含まれ、 Ni is contained at a ratio of 8% by mass or more and 15% by mass or less,
Ｓｉが０．５質量％以上０．９質量％以下の割合で含まれ、 Si is contained in a proportion of 0.5% by mass or more and 0.9% by mass or less,
Ｃが０．０１質量％以上０．０８質量％以下の割合で含まれ、 C is contained in a proportion of 0.01% by mass or more and 0.08% by mass or less,
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、 One element selected from the group consisting of Ti, V, Y, Zr, Nb and Hf is the first element, and one element selected from the group consisting of V, Y, Zr, Nb, Hf and Ta An element whose group in the periodic table is larger than the first element or an element whose group in the periodic table is the same as the first element and whose period in the periodic table is larger than the first element is a second element. When
前記第１元素が０．０５質量％以上０．１質量％以下の割合で含まれ、 The first element is included in a proportion of 0.05% by mass or more and 0.1% by mass or less,
前記第２元素が０．０５質量％以上０．１質量％以下の割合で含まれていることを特徴とする粉末冶金用金属粉末。 The metal powder for powder metallurgy, wherein the second element is contained in a proportion of 0.05% by mass or more and 0.1% by mass or less.
Ｃｒが１５質量％以上２６質量％以下の割合で含まれ、
Ｎｉが７質量％以上２２質量％以下の割合で含まれ、
Ｓｉが０．３質量％以上１．２質量％以下の割合で含まれ、
Ｃが０．００５質量％以上０．３質量％以下の割合で含まれ、
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、
前記第１元素が０．０１質量％以上０．５質量％以下の割合で含まれ、
前記第２元素が０．０１質量％以上０．５質量％以下の割合で含まれている粉末冶金用金属粉末を焼結して製造されたことを特徴とする焼結体。 Fe is the main component,
Cr is contained at a ratio of 15% by mass or more and 26% by mass or less,
Ni is contained in a ratio of 7% by mass or more and 22% by mass or less,
Si is contained in a proportion of 0.3% by mass or more and 1.2% by mass or less,
C is contained in a proportion of 0.005 mass% or more and 0.3 mass% or less,
Ti, V, Y, Zr, and one element selected from Nb and H f or Ranaru group as a first element, V, Y, Zr, Nb , 1 kind selected from the group consisting of Hf and Ta An element of which the group in the periodic table is greater than the first element or the group in the periodic table is the same as the first element and the period in the periodic table is greater than the first element When
The first element is included in a proportion of 0.01% by mass to 0.5% by mass,
A sintered body produced by sintering metal powder for powder metallurgy containing the second element in a proportion of 0.01% by mass or more and 0.5% by mass or less.
Ｃｒが１５質量％以上２６質量％以下の割合で含まれ、 Cr is contained at a ratio of 15% by mass or more and 26% by mass or less,
Ｎｉが７質量％以上２２質量％以下の割合で含まれ、 Ni is contained in a ratio of 7% by mass or more and 22% by mass or less,
Ｓｉが０．３質量％以上１．２質量％以下の割合で含まれ、 Si is contained in a proportion of 0.3% by mass or more and 1.2% by mass or less,
Ｃが０．００５質量％以上０．３質量％以下の割合で含まれ、 C is contained in a proportion of 0.005 mass% or more and 0.3 mass% or less,
Ｔｉ、Ｖ、Ｙ、Ｚｒ、ＮｂおよびＨｆからなる群から選択される１種の元素を第１元素とし、Ｖ、Ｙ、Ｚｒ、Ｎｂ、ＨｆおよびＴａからなる群から選択される１種の元素であって元素周期表における族が前記第１元素より大きい元素または元素周期表における族が前記第１元素と同じでかつ元素周期表における周期が前記第１元素より大きい元素を第２元素としたとき、 One element selected from the group consisting of Ti, V, Y, Zr, Nb and Hf is the first element, and one element selected from the group consisting of V, Y, Zr, Nb, Hf and Ta An element whose group in the periodic table is larger than the first element or an element whose group in the periodic table is the same as the first element and whose period in the periodic table is larger than the first element is a second element. When
前記第１元素が０．０１質量％以上０．５質量％以下の割合で含まれ、 The first element is included in a proportion of 0.01% by mass to 0.5% by mass,
前記第２元素が０．０１質量％以上０．５質量％以下の割合で含まれていることを特徴とする焼結体。 A sintered body characterized in that the second element is contained in a proportion of 0.01% by mass or more and 0.5% by mass or less.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
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| JP2015000678A JP6314842B2 (en) | 2015-01-06 | 2015-01-06 | Metal powder for powder metallurgy, compound, granulated powder and sintered body |
| CN201511021460.3A CN105750536B (en) | 2015-01-06 | 2015-12-30 | Metal powder for powder metallurgy, composite, granulated powder, and sintered body |
| EP16150037.6A EP3042974B1 (en) | 2015-01-06 | 2016-01-04 | Metal powder for powder metallurgy, compound, granulated powder, and sintered body |
| US14/988,018 US20160194740A1 (en) | 2015-01-06 | 2016-01-05 | Metal powder for powder metallurgy, compound, granulated powder, and sintered body |
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| JP2015000678A JP6314842B2 (en) | 2015-01-06 | 2015-01-06 | Metal powder for powder metallurgy, compound, granulated powder and sintered body |
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| JP2016125103A JP2016125103A (en) | 2016-07-11 |
| JP2016125103A5 true JP2016125103A5 (en) | 2017-08-17 |
| JP6314842B2 JP6314842B2 (en) | 2018-04-25 |
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| US (1) | US20160194740A1 (en) |
| EP (1) | EP3042974B1 (en) |
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| JP6376178B2 (en) | 2016-07-06 | 2018-08-22 | セイコーエプソン株式会社 | Gears, reduction gears, robots, and moving objects |
| JP6376179B2 (en) * | 2016-07-06 | 2018-08-22 | セイコーエプソン株式会社 | Metal powder for powder metallurgy, compound, granulated powder and sintered body |
| CN106392063A (en) * | 2016-11-01 | 2017-02-15 | 安徽恒均粉末冶金科技股份有限公司 | Power metallurgy preparation method for intake valve seats |
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| US4814140A (en) * | 1987-06-16 | 1989-03-21 | Carpenter Technology Corporation | Galling resistant austenitic stainless steel alloy |
| JPS6417806A (en) * | 1987-07-14 | 1989-01-20 | Sumitomo Metal Ind | Stuck double tubes for boiler |
| US7235212B2 (en) * | 2001-02-09 | 2007-06-26 | Ques Tek Innovations, Llc | Nanocarbide precipitation strengthened ultrahigh strength, corrosion resistant, structural steels and method of making said steels |
| JPH06279913A (en) | 1993-03-24 | 1994-10-04 | Sumitomo Metal Mining Co Ltd | Composition for metal injection molding |
| JPH06330226A (en) * | 1993-05-19 | 1994-11-29 | Nippon Steel Corp | Multiple-layered steel excellent in high temperature corrosion resistance and its production |
| JPH08337853A (en) * | 1995-06-09 | 1996-12-24 | Hitachi Ltd | High corrosion resistant and high strength austenitic sintered steel, its production and use thereof |
| US5908486A (en) * | 1996-04-26 | 1999-06-01 | Lockheed Martin Idaho Technologies Company | Strengthening of metallic alloys with nanometer-size oxide dispersions |
| JPH1088289A (en) * | 1996-09-12 | 1998-04-07 | Hitachi Ltd | Chromium-manganese austenitic sintered steel with high corrosion resistance and high strength, its production, and its use |
| JPH1143748A (en) * | 1997-07-23 | 1999-02-16 | Hitachi Ltd | High strength austenitic sintered steel, its production and its use |
| SE0000002L (en) * | 2000-01-01 | 2000-12-11 | Sandvik Ab | Process for manufacturing a FeCrAl material and such a mortar |
| JP3689009B2 (en) * | 2001-02-27 | 2005-08-31 | 株式会社日立製作所 | High corrosion resistance high strength austenitic stainless steel and its manufacturing method |
| JP4975916B2 (en) * | 2001-09-21 | 2012-07-11 | 株式会社日立製作所 | High toughness and high strength ferritic steel and its manufacturing method |
| SE526249C2 (en) * | 2003-12-05 | 2005-08-02 | Erasteel Kloster Ab | Steel material and use of this material |
| SE0401707D0 (en) * | 2004-07-02 | 2004-07-02 | Hoeganaes Ab | Stainless steel powder |
| JP5208354B2 (en) * | 2005-04-11 | 2013-06-12 | 新日鐵住金株式会社 | Austenitic stainless steel |
| JP2007177675A (en) | 2005-12-27 | 2007-07-12 | Nippon Piston Ring Co Ltd | Needle valve and needle seal for needle valve |
| DE102010006800A1 (en) * | 2010-02-04 | 2011-03-17 | Daimler Ag | Aluminum-containing iron alloy, useful for powder metallurgical manufacture of automobile components, comprises specified range of aluminum, chromium, nickel, elements e.g. niobium, nitrogen, molybdenum or iron, and unavoidable traces |
| JP5585237B2 (en) * | 2010-06-24 | 2014-09-10 | セイコーエプソン株式会社 | Metal powder for powder metallurgy and sintered body |
| JP5630430B2 (en) | 2011-12-13 | 2014-11-26 | セイコーエプソン株式会社 | Metal powder for powder metallurgy and sintered body |
| US20150004043A1 (en) * | 2013-06-28 | 2015-01-01 | General Electric Company | Precipitate strengthened nanostructured ferritic alloy and method of forming |
| JP6354592B2 (en) * | 2014-03-04 | 2018-07-11 | セイコーエプソン株式会社 | Metal powder for powder metallurgy, compound, granulated powder and sintered body |
| JP6305136B2 (en) * | 2014-03-18 | 2018-04-04 | 山陽特殊製鋼株式会社 | Precipitation hardening type stainless steel powder and sintered body thereof |
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