JPWO2016170519A5 - - Google Patents
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- JPWO2016170519A5 JPWO2016170519A5 JP2017555214A JP2017555214A JPWO2016170519A5 JP WO2016170519 A5 JPWO2016170519 A5 JP WO2016170519A5 JP 2017555214 A JP2017555214 A JP 2017555214A JP 2017555214 A JP2017555214 A JP 2017555214A JP WO2016170519 A5 JPWO2016170519 A5 JP WO2016170519A5
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Claims (34)
‐10.0%≦Ni≦24.5%;
‐1.0%≦Mo≦12.0%;
‐1.0%≦Co≦25.0%;
‐20.0%≦Mo+Co+Si+Mn+Cu+W+V+Nb+Zr+Ta+Cr+C≦29.0%;
‐Co+Mo≧20.0%;
‐Ni+Co+Mo≧29%;
‐痕跡量≦Al≦4.0%;
‐痕跡量≦Ti≦0.1%;
‐痕跡量≦N≦0.0050%;
‐0.04%≦Si≦2.0%;
‐痕跡量≦Mn≦4.0%;
‐痕跡量≦C≦0.03%;
‐痕跡量≦S≦0.0020%;
‐痕跡量≦P≦0.005%;
‐痕跡量≦B≦0.01%;
‐痕跡量≦H≦0.0005%;
‐痕跡量≦O≦0.0025%;
‐痕跡量≦Cr≦5.0%;
‐痕跡量≦Cu≦2.0%;
‐痕跡量≦W≦4.0%;
‐痕跡量≦Zr≦4.0%;
‐痕跡量≦Ca≦0.1%;
‐痕跡量≦Mg≦0.1%;
‐痕跡量≦Nb≦4.0%;
‐痕跡量≦V≦4.0%;
‐痕跡量≦Ta≦4.0%;
であり、
残部は鉄並びに溶錬及び製造プロセス由来の不純物であるスチールであって、
前記スチールが熱成形された部品の形態である場合には、650mm2を測定した研磨表面の画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有せず、
前記スチールが冷間圧延シートの形態である場合には、800mm2を測定する研磨表面に亘る画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有せず、そして、
前記スチールが熱間圧延シートである場合には、650mm2を測定した研磨表面の画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有せず、100mm2に亘って5μm~10μmの等価直径を有する非金属介在物を4より多く含有せず、
前記非金属介在物が、酸化物、硫化物、窒化物であること、
を特徴とするスチール。 The composition is -10.0% ≤ Ni ≤ 24.5% in mass percent;
-1.0%≤Mo≤12.0%;
-1.0%≤Co≤25.0%;
-20.0%≤Mo+Co+Si+Mn+Cu+W+V+Nb+Zr+Ta+Cr+C≤29.0%;
- Co + Mo ≥ 20.0%;
-Ni+Co+Mo≧29%;
- traces ≤ Al ≤ 4.0%;
- traces ≤ Ti ≤ 0.1%;
- a trace amount ≤ N ≤ 0.0050%;
- 0.04% < Si <2.0%;
- a trace amount ≤ Mn ≤ 4.0%;
- a trace amount ≤ C ≤ 0.03%;
- a trace amount ≤ S ≤ 0.0020%;
- a trace amount ≤ P ≤ 0.005%;
- a trace amount ≤ B ≤ 0.01%;
- a trace amount ≤ H ≤ 0.0005%;
- a trace amount ≤ O ≤ 0.0025%;
- traces ≤ Cr ≤ 5.0%;
- traces ≤ Cu ≤ 2.0%;
- a trace amount ≤ W ≤ 4.0%;
- a trace amount ≤ Zr ≤ 4.0%;
- a trace amount ≤ Ca ≤ 0.1%;
- a trace amount ≤ Mg ≤ 0.1%;
- a trace amount ≤ Nb ≤ 4.0%;
- a trace amount ≤ V ≤ 4.0%;
- a trace amount ≤ Ta ≤ 4.0%;
and
the balance being iron and steel, impurities from the smelting and manufacturing process,
When said steel is in the form of a thermoformed part, the percentage of inclusions observed by image analysis of the polished surface measuring 650 mm 2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm ,
When said steel is in the form of cold rolled sheet, the percentage of inclusions observed by image analysis over a polished surface measuring 800 mm2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm. ,and,
When said steel is a hot-rolled sheet, the percentage of inclusions observed by image analysis of the polished surface measuring 650 mm 2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm and is 100 mm 2 containing no more than 4 non-metallic inclusions having an equivalent diameter of 5 μm to 10 μm over the
wherein the nonmetallic inclusions are oxides, sulfides or nitrides;
A steel characterized by
‐再溶融電極を、組成が請求項1~4のいずれか1項に記載の組成と一致するスチールから調製し;
‐再溶融電極を得るために、該電極の再溶融を単独又は複数の再溶融プロセスにより実施し;
‐熱成形された部品あるいは熱間圧延されたシート又は熱間圧延されたストリップを得るために、再溶融電極の熱成形の少なくとも1つのプロセスを1050℃~1300℃の温度にて実施し;かつ、
‐任意選択的に、熱処理プロセスを前記熱成形された部品あるいは熱間圧延されたシート又は熱間圧延されたストリップに実施する
ことを特徴とし、
前記熱成形された部品あるいは熱間圧延されたシート又は熱間圧延されたストリップが、1010MPa以上の引張強度、130GPa以上のヤング弾性率、及び2%以上の均一伸びを有し、前記熱成形された部品あるいは熱間圧延されたシート又は熱間圧延されたストリップは、熱処理されていてもよく、そして、
650mm2を測定した研磨表面の画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有せず、そして100mm2に亘って5μm~10μmの等価直径を有する非金属介在物を4より多く含有せず、
前記非金属介在物が、酸化物、硫化物、窒化物である、
方法。 A manufacturing method for the manufacture of thermoformed parts or hot rolled sheet or hot rolled strip, comprising :
- the remelting electrode is prepared from steel whose composition corresponds to the composition according to any one of claims 1-4;
- performing the remelting of the electrode by single or multiple remelting processes to obtain a remelted electrode;
- performing at least one process of thermoforming of the remelted electrode at a temperature of 1050°C to 1300°C to obtain a thermoformed part or hot rolled sheet or hot rolled strip ; ,
- optionally characterized in that a heat treatment process is performed on said thermoformed component or hot rolled sheet or hot rolled strip ,
wherein the thermoformed part or hot rolled sheet or hot rolled strip has a tensile strength of 1010 MPa or greater, a Young's modulus of 130 GPa or greater, and a uniform elongation of 2% or greater; The part or hot rolled sheet or hot rolled strip may have been heat treated, and
The percentage of inclusions observed by image analysis of the polished surface measuring 650 mm 2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm and non-metallic inclusions with an equivalent diameter of 5 μm to 10 μm over 100 mm 2 does not contain more than 4 metal inclusions,
wherein the nonmetallic inclusions are oxides, sulfides or nitrides,
Method.
熱間圧延されたシート又は熱間圧延されたストリップを得るために、請求項5記載の方法を実施すること、
2mm以下の厚さを有する冷間圧延されたシート又は冷間圧延されたストリップを得るために、前記熱間圧延されたシート又は熱間圧延されたストリップを、1つ又はそれより多くのパスにおいて冷間圧延することを含むことを特徴とする、方法。 A manufacturing method for the manufacture of cold rolled sheet or strip, comprising:
performing the method of claim 5 to obtain hot rolled sheet or hot rolled strip ;
said hot-rolled sheet or hot-rolled strip in one or more passes to obtain a cold-rolled sheet or cold-rolled strip having a thickness of 2 mm or less; A method comprising cold rolling.
‐10.0%≦Ni≦24.5%;
‐1.0%≦Mo≦12.0%;
‐1.0%≦Co≦25.0%;
‐20.0%≦Mo+Co+Si+Mn+Cu+W+V+Nb+Zr+Ta+Cr+C≦29.0%;
‐Co+Mo≧20.0%;
‐Ni+Co+Mo≧29%;
‐痕跡量≦Al≦4.0%;
‐痕跡量≦Ti≦0.1%;
‐痕跡量≦N≦0.0050%;
‐0.04%≦Si≦2.0%;
‐痕跡量≦Mn≦4.0%;
‐痕跡量≦C≦0.03%;
‐痕跡量≦S≦0.0020%;
‐痕跡量≦P≦0.005%;
‐痕跡量≦B≦0.01%;
‐痕跡量≦H≦0.0005%;
‐痕跡量≦O≦0.0025%;
‐痕跡量≦Cr≦5.0%;
‐痕跡量≦Cu≦2.0%;
‐痕跡量≦W≦4.0%;
‐痕跡量≦Zr≦4.0%;
‐痕跡量≦Ca≦0.1%;
‐痕跡量≦Mg≦0.1%;
‐痕跡量≦Nb≦4.0%;
‐痕跡量≦V≦4.0%;
‐痕跡量≦Ta≦4.0%
であり、
残部が鉄並びに溶錬及び製造プロセス由来の不純物であるスチールであって、そして、
前記スチールが、熱成形された部品の形態である場合には、650mm2を測定した研磨表面の画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有せず、
前記スチールが、熱間圧延シートである場合には、650mm2を測定した研磨表面の画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有せず、そして100mm2に亘って5μm~10μmの等価直径を有する非金属介在物を4より多く含有せず、
前記非金属介在物が、酸化物、硫化物、窒化物であること、
を特徴とする、熱成形された部品又は熱間圧延シートの形態のスチールで製造された製品であって、
前記製品が、1010MPa以上の引張強度、130GPa以上のヤング弾性率、および2%以上の均一伸びを有する、そして、
前記製品は、熱処理されていてもよい、
製品。 Composition, in percent by weight, of:
-10.0%≤Ni≤24.5%;
-1.0%≤Mo≤12.0%;
-1.0%≤Co≤25.0%;
-20.0%≤Mo+Co+Si+Mn+Cu+W+V+Nb+Zr+Ta+Cr+C≤29.0%;
- Co + Mo ≥ 20.0%;
-Ni+Co+Mo≧29%;
- traces ≤ Al ≤ 4.0%;
- traces ≤ Ti ≤ 0.1%;
- a trace amount ≤ N ≤ 0.0050%;
- 0.04% < Si <2.0%;
- a trace amount ≤ Mn ≤ 4.0%;
- a trace amount ≤ C ≤ 0.03%;
- a trace amount ≤ S ≤ 0.0020%;
- a trace amount ≤ P ≤ 0.005%;
- a trace amount ≤ B ≤ 0.01%;
- a trace amount ≤ H ≤ 0.0005%;
- a trace amount ≤ O ≤ 0.0025%;
- traces ≤ Cr ≤ 5.0%;
- traces ≤ Cu ≤ 2.0%;
- a trace amount ≤ W ≤ 4.0%;
- a trace amount ≤ Zr ≤ 4.0%;
- a trace amount ≤ Ca ≤ 0.1%;
- a trace amount ≤ Mg ≤ 0.1%;
- trace amounts ≤ Nb ≤ 4.0%;
- a trace amount ≤ V ≤ 4.0%;
- trace amount ≤ Ta ≤ 4.0%
and
Steel, the balance being iron and impurities from the smelting and manufacturing process, and
When said steel is in the form of a thermoformed part, the inclusion fraction observed by image analysis of a polished surface measuring 650 mm 2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm. figure,
when the steel is a hot-rolled sheet, the inclusion fraction observed by image analysis of a polished surface measuring 650 mm 2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm, and not containing more than 4 non-metallic inclusions having an equivalent diameter of 5 μm to 10 μm over 100 mm 2 ;
wherein the nonmetallic inclusions are oxides, sulfides or nitrides;
A product made of steel in the form of a thermoformed part or hot-rolled sheet, characterized by
The product has a tensile strength of 1010 MPa or more, a Young's modulus of 130 GPa or more, and a uniform elongation of 2% or more, and
The product may be heat treated,
product.
‐10.0%≦Ni≦24.5%;
‐1.0%≦Mo≦12.0%;
‐1.0%≦Co≦25.0%;
‐20.0%≦Mo+Co+Si+Mn+Cu+W+V+Nb+Zr+Ta+Cr+C≦29.0%;
‐Co+Mo≧20.0%;
‐Ni+Co+Mo≧29%;
‐痕跡量≦Al≦4.0%;
‐痕跡量≦Ti≦0.1%;
‐痕跡量≦N≦0.0050%;
‐0.04%≦Si≦2.0%;
‐痕跡量≦Mn≦4.0%;
‐痕跡量≦C≦0.03%;
‐痕跡量≦S≦0.0020%;
‐痕跡量≦P≦0.005%;
‐痕跡量≦B≦0.01%;
‐痕跡量≦H≦0.0005%;
‐痕跡量≦O≦0.0025%;
‐痕跡量≦Cr≦5.0%;
‐痕跡量≦Cu≦2.0%;
‐痕跡量≦W≦4.0%;
‐痕跡量≦Zr≦4.0%;
‐痕跡量≦Ca≦0.1%;
‐痕跡量≦Mg≦0.1%;
‐痕跡量≦Nb≦4.0%;
‐痕跡量≦V≦4.0%;
‐痕跡量≦Ta≦4.0%
であり、
残部は鉄並びに溶錬及び製造プロセス由来の不純物であることと、
800mm2を測定する研磨表面に亘る画像解析により観察される介在物割合が、10μm超の等価直径を有する非金属介在物を含有しないことと、
前記非金属介在物が、酸化物、硫化物、窒化物であること、
を特徴とするスチールから製造された冷間圧延シート又はストリップであって、
冷間圧延された前記シート又はストリップが、2270MPa以上の引張強度、2250MPa以上の降伏強度、および2%以上の破断伸びを有し、
前記シート又はストリップは、冷間圧延の後に熱処理された、
冷間圧延シート又はストリップ。 Composition, in percent by weight, of:
-10.0%≤Ni≤24.5%;
-1.0%≤Mo≤12.0%;
-1.0%≤Co≤25.0%;
-20.0%≤Mo+Co+Si+Mn+Cu+W+V+Nb+Zr+Ta+Cr+C≤29.0%;
- Co + Mo ≥ 20.0%;
-Ni+Co+Mo≧29%;
- traces ≤ Al ≤ 4.0%;
- traces ≤ Ti ≤ 0.1%;
- a trace amount ≤ N ≤ 0.0050%;
- 0.04% < Si <2.0%;
- a trace amount ≤ Mn ≤ 4.0%;
- a trace amount ≤ C ≤ 0.03%;
- a trace amount ≤ S ≤ 0.0020%;
- a trace amount ≤ P ≤ 0.005%;
- a trace amount ≤ B ≤ 0.01%;
- a trace amount ≤ H ≤ 0.0005%;
- a trace amount ≤ O ≤ 0.0025%;
- traces ≤ Cr ≤ 5.0%;
- traces ≤ Cu ≤ 2.0%;
- a trace amount ≤ W ≤ 4.0%;
- a trace amount ≤ Zr ≤ 4.0%;
- a trace amount ≤ Ca ≤ 0.1%;
- a trace amount ≤ Mg ≤ 0.1%;
- trace amounts ≤ Nb ≤ 4.0%;
- a trace amount ≤ V ≤ 4.0%;
- trace amount ≤ Ta ≤ 4.0%
and
the balance being iron and impurities from the smelting and manufacturing process;
the percentage of inclusions observed by image analysis over a polished surface measuring 800 mm 2 does not contain non-metallic inclusions with an equivalent diameter greater than 10 μm;
wherein the nonmetallic inclusions are oxides, sulfides or nitrides;
A cold-rolled sheet or strip manufactured from steel characterized by
the cold rolled sheet or strip has a tensile strength of 2270 MPa or more, a yield strength of 2250 MPa or more, and an elongation at break of 2% or more;
the sheet or strip is heat treated after cold rolling,
Cold rolled sheet or strip.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IBPCT/IB2015/052975 | 2015-04-23 | ||
PCT/IB2015/052975 WO2016170397A1 (en) | 2015-04-23 | 2015-04-23 | Steel, product made of said steel, and manufacturing method thereof |
PCT/IB2016/052331 WO2016170519A1 (en) | 2015-04-23 | 2016-04-25 | Steel, product made of said steel, and manufacturing method thereof |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2018516313A JP2018516313A (en) | 2018-06-21 |
JPWO2016170519A5 true JPWO2016170519A5 (en) | 2023-06-07 |
JP7335680B2 JP7335680B2 (en) | 2023-08-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2017555214A Active JP7335680B2 (en) | 2015-04-23 | 2016-04-25 | Steel, products made from the steel, and methods for making the same |
Country Status (10)
Country | Link |
---|---|
US (2) | US11186886B2 (en) |
EP (1) | EP3286349B1 (en) |
JP (1) | JP7335680B2 (en) |
KR (1) | KR102627212B1 (en) |
CN (2) | CN107532226A (en) |
BR (1) | BR112017022626A2 (en) |
CA (2) | CA2983346A1 (en) |
MX (1) | MX2017013468A (en) |
RU (1) | RU2733612C2 (en) |
WO (2) | WO2016170397A1 (en) |
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WO2017064537A1 (en) | 2015-10-15 | 2017-04-20 | Aperam | Steel, product created from said steel, and manufacturing method thereof |
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BR112019028089B1 (en) | 2017-06-30 | 2023-01-10 | Aperam | METHOD FOR WELDING TWO STEEL SHEETS |
EP3728652B1 (en) * | 2017-12-19 | 2024-04-17 | Compagnie Generale Des Etablissements Michelin | Method of thermal treatmet of a component from maraging steel |
CN110066930B (en) * | 2019-04-02 | 2021-05-04 | 安徽省金兰金盈铝业有限公司 | Method for reducing wear performance of aluminum alloy material by using rare earth metal |
AU2021230640B2 (en) * | 2020-03-03 | 2023-12-14 | Hejie Li | Methods for improving mechanical property and biological stability of magnesium alloy and for manufacturing material and applications |
CN111534769A (en) * | 2020-03-03 | 2020-08-14 | 李贺杰 | Heat treatment method for improving mechanical property and biological function stability of magnesium alloy |
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CN114086031B (en) * | 2021-10-20 | 2023-02-17 | 中国科学院金属研究所 | Preparation method of fatigue-resistant and hydrogen-brittleness-resistant plate for high-pressure hydrogen compressor diaphragm |
CN115948635B (en) * | 2023-03-09 | 2023-05-09 | 太原科技大学 | Copper-containing antibacterial stainless steel and surface treatment process thereof |
CN116752055A (en) * | 2023-06-12 | 2023-09-15 | 泉州天智合金材料科技有限公司 | Metal powder suitable for MIM injection molding of ultrahigh-strength steel, preparation method and ultrahigh-strength steel |
CN117230376B (en) * | 2023-11-10 | 2024-03-05 | 钢铁研究总院有限公司 | Electrode for producing 300M steel and preparation method and application thereof |
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-
2015
- 2015-04-23 CA CA2983346A patent/CA2983346A1/en not_active Withdrawn
- 2015-04-23 WO PCT/IB2015/052975 patent/WO2016170397A1/en active Application Filing
-
2016
- 2016-04-25 RU RU2017136795A patent/RU2733612C2/en active
- 2016-04-25 BR BR112017022626-0A patent/BR112017022626A2/en not_active Application Discontinuation
- 2016-04-25 US US15/567,688 patent/US11186886B2/en active Active
- 2016-04-25 WO PCT/IB2016/052331 patent/WO2016170519A1/en active Application Filing
- 2016-04-25 CN CN201680023553.6A patent/CN107532226A/en active Pending
- 2016-04-25 CN CN202210216508.XA patent/CN114807776A/en active Pending
- 2016-04-25 CA CA2984131A patent/CA2984131C/en active Active
- 2016-04-25 EP EP16720569.9A patent/EP3286349B1/en active Active
- 2016-04-25 KR KR1020177033539A patent/KR102627212B1/en active IP Right Grant
- 2016-04-25 MX MX2017013468A patent/MX2017013468A/en unknown
- 2016-04-25 JP JP2017555214A patent/JP7335680B2/en active Active
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2021
- 2021-11-01 US US17/453,093 patent/US20220056545A1/en not_active Abandoned
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