JP4280197B2 - 無方向性電磁鋼板およびその製造方法 - Google Patents
無方向性電磁鋼板およびその製造方法 Download PDFInfo
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- JP4280197B2 JP4280197B2 JP2004135675A JP2004135675A JP4280197B2 JP 4280197 B2 JP4280197 B2 JP 4280197B2 JP 2004135675 A JP2004135675 A JP 2004135675A JP 2004135675 A JP2004135675 A JP 2004135675A JP 4280197 B2 JP4280197 B2 JP 4280197B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 32
- 229910000565 Non-oriented electrical steel Inorganic materials 0.000 title claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 96
- 229910000831 Steel Inorganic materials 0.000 claims description 65
- 239000010959 steel Substances 0.000 claims description 65
- 229910052742 iron Inorganic materials 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 23
- 229910052757 nitrogen Inorganic materials 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 229910052719 titanium Inorganic materials 0.000 claims description 13
- 229910052748 manganese Inorganic materials 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- 229910052717 sulfur Inorganic materials 0.000 claims description 9
- 239000012535 impurity Substances 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 description 94
- 229910052718 tin Inorganic materials 0.000 description 51
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical class [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 50
- 239000013078 crystal Substances 0.000 description 46
- 238000000137 annealing Methods 0.000 description 43
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 21
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 16
- 230000000694 effects Effects 0.000 description 15
- 239000011572 manganese Substances 0.000 description 9
- 239000002893 slag Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 238000005266 casting Methods 0.000 description 7
- 150000004767 nitrides Chemical class 0.000 description 7
- 238000004080 punching Methods 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 238000005098 hot rolling Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- 238000011835 investigation Methods 0.000 description 3
- -1 manganese sulfide Chemical class 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000004904 shortening Methods 0.000 description 3
- 238000009628 steelmaking Methods 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 150000004763 sulfides Chemical class 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 206010039509 Scab Diseases 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- CADICXFYUNYKGD-UHFFFAOYSA-N sulfanylidenemanganese Chemical compound [Mn]=S CADICXFYUNYKGD-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Description
log([Ti]×[N])−1.19×log([Al]×[N])
+1.84>0 ・・・(1)
(2)質量%で、C:0.01%以下、Si:0.1%以上7.0%以下、Al:0.1%以上3.0%以下、Mn:0.1%以上2.0%以下、REM:0.0003%以上0.05%以下、Ti:0.0015%超0.02%以下、S:0.005%以下、N:0.005%以下を含有し、残部が鉄および不可避的不純物からなり、かつ、[Al]で示されたAlの質量%、[N]で示されたNの質量%、および、[Ti]で示されたTiの質量%が、下記(1)式を満たし、鋼板内に含まれる球相当径50nm未満の介在物の個数密度が2.5×10 9 [個/mm 3 ]以下であることを特徴とする無方向性電磁鋼板。
log([Ti]×[N])−1.19×log([Al]×[N])
+1.84>0 ・・・(1)
log([Ti]×[N])−1.19×log([Al]×[N])
+1.84>0 ・・・(1)
+1.84>0 ・・・(1)
但し、[Ti]はTiの質量%、[N]はNの質量%、[Al]はAlの質量%を示す。
+1.70>0 ・・・(2)
但し、[Ti]はTiの質量%、[N]はNの質量%、[Al]はAlの質量%を示す。
+1.58>0 ・・・(3)
但し、[Ti]はTiの質量%、[N]はNの質量%、[Al]はAlの質量%を示す。
+1.49>0 ・・・(4)
但し、[Ti]はTiの質量%、[N]はNの質量%、[Al]はAlの質量%を示す。
+1.35>0 ・・・(5)
但し、[Ti]はTiの質量%、[N]はNの質量%、[Al]はAlの質量%を示す。
Claims (5)
- 質量%で、C:0.01%以下、Si:0.1%以上7.0%以下、Al:0.1%以上3.0%以下、Mn:0.1%以上2.0%以下、REM:0.0003%以上0.05%以下、Ti:0.0015%超0.02%以下、S:0.005%以下、N:0.005%以下を含有し、残部が鉄および不可避的不純物からなり、かつ、[Al]で示されたAlの質量%、[N]で示されたNの質量%、および、[Ti]で示されたTiの質量%が、下記(1)式を満たし、鋼板内に含まれる球相当径100nm未満の介在物の個数密度が1×10 10 [個/mm 3 ]以下であることを特徴とする無方向性電磁鋼板。
log([Ti]×[N])−1.19×log([Al]×[N])
+1.84>0 ・・・(1) - 質量%で、C:0.01%以下、Si:0.1%以上7.0%以下、Al:0.1%以上3.0%以下、Mn:0.1%以上2.0%以下、REM:0.0003%以上0.05%以下、Ti:0.0015%超0.02%以下、S:0.005%以下、N:0.005%以下を含有し、残部が鉄および不可避的不純物からなり、かつ、[Al]で示されたAlの質量%、[N]で示されたNの質量%、および、[Ti]で示されたTiの質量%が、下記(1)式を満たし、鋼板内に含まれる球相当径50nm未満の介在物の個数密度が2.5×10 9 [個/mm 3 ]以下であることを特徴とする無方向性電磁鋼板。
log([Ti]×[N])−1.19×log([Al]×[N])
+1.84>0 ・・・(1) - 前記鋼板が、さらに、質量%で、P:0.1%以下、Cu:0.5%以下の一種以上を含有することを特徴とする請求項1または2に記載の無方向性電磁鋼板。
- 質量%で、C:0.01%以下、Si:0.1%以上7.0%以下、Al:0.1%以上3.0%以下、Mn:0.1%以上2.0%以下、REM:0.0003%以上0.05%以下、Ti:0.0015%超0.02%以下、S:0.005%以下、N:0.005%以下を含有し、残部が鉄および不可避的不純物からなり、かつ、[Al]で示されたAlの質量%、[N]で示されたNの質量%、および、[Ti]で示されたTiの質量%が、下記(1)式を満たす鋼を、1200℃以上1300℃以下の温度範囲に1分間以上経過させることを特徴とする無方向性電磁鋼板の製造方法。
log([Ti]×[N])−1.19×log([Al]×[N])
+1.84>0 ・・・(1) - 前記鋼が、さらに、質量%で、P:0.1%以下、Cu:0.5%以下の一種以上を含有することを特徴とする請求項4に記載の無方向性電磁鋼板の製造方法。
Priority Applications (1)
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JP2004135675A JP4280197B2 (ja) | 2003-05-06 | 2004-04-30 | 無方向性電磁鋼板およびその製造方法 |
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JP2003128309 | 2003-05-06 | ||
JP2004029386 | 2004-02-05 | ||
JP2004130034 | 2004-04-26 | ||
JP2004135675A JP4280197B2 (ja) | 2003-05-06 | 2004-04-30 | 無方向性電磁鋼板およびその製造方法 |
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JP2005336503A JP2005336503A (ja) | 2005-12-08 |
JP4280197B2 true JP4280197B2 (ja) | 2009-06-17 |
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Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7662242B2 (en) | 2004-11-04 | 2010-02-16 | Nippon Steel Corporation | Non-oriented electrical steel superior in core loss |
CN104039998B (zh) | 2011-12-28 | 2017-10-24 | Posco公司 | 无取向电工钢板及其制造方法 |
EP2708615B1 (en) | 2012-02-14 | 2016-05-04 | Nippon Steel & Sumitomo Metal Corporation | Non-oriented electrical steel sheet |
KR101482354B1 (ko) * | 2012-12-27 | 2015-01-13 | 주식회사 포스코 | 철손이 우수한 방향성 전기강판 및 그 제조방법 |
CN105132808B (zh) * | 2015-10-14 | 2017-05-03 | 安徽工业大学 | 一种复合元素处理的高效电机用无取向硅钢的制备方法 |
JP6679948B2 (ja) * | 2016-01-19 | 2020-04-15 | 日本製鉄株式会社 | 無方向性電磁鋼板及びその製造方法 |
KR101901313B1 (ko) * | 2016-12-19 | 2018-09-21 | 주식회사 포스코 | 무방향성 전기강판 및 그 제조방법 |
JP6969219B2 (ja) * | 2017-08-16 | 2021-11-24 | 日本製鉄株式会社 | 無方向性電磁鋼板およびその製造方法 |
JP7180059B2 (ja) * | 2017-08-16 | 2022-11-30 | 日本製鉄株式会社 | 無方向性電磁鋼板 |
JP7111014B2 (ja) * | 2019-02-06 | 2022-08-02 | 東京電力ホールディングス株式会社 | 流量計測システム、流量計測装置および流量計測方法 |
CN112359287A (zh) * | 2020-11-16 | 2021-02-12 | 湖南上临新材料科技有限公司 | 一种高效电机用无取向硅钢及其制备方法 |
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