JP5032011B2 - 硬質α黄銅及びその硬質α黄銅の製造方法 - Google Patents
硬質α黄銅及びその硬質α黄銅の製造方法 Download PDFInfo
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- JP5032011B2 JP5032011B2 JP2005231121A JP2005231121A JP5032011B2 JP 5032011 B2 JP5032011 B2 JP 5032011B2 JP 2005231121 A JP2005231121 A JP 2005231121A JP 2005231121 A JP2005231121 A JP 2005231121A JP 5032011 B2 JP5032011 B2 JP 5032011B2
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- brass
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- 229910001015 Alpha brass Inorganic materials 0.000 title claims description 81
- 238000004519 manufacturing process Methods 0.000 title claims description 64
- 239000000463 material Substances 0.000 claims description 87
- 239000013078 crystal Substances 0.000 claims description 74
- 238000012545 processing Methods 0.000 claims description 56
- 238000000137 annealing Methods 0.000 claims description 44
- 238000001953 recrystallisation Methods 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 31
- 238000005336 cracking Methods 0.000 claims description 25
- 229910001369 Brass Inorganic materials 0.000 claims description 24
- 239000010951 brass Substances 0.000 claims description 24
- 230000007797 corrosion Effects 0.000 claims description 24
- 238000005260 corrosion Methods 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 229910052725 zinc Inorganic materials 0.000 claims description 4
- 238000005097 cold rolling Methods 0.000 description 25
- 230000000052 comparative effect Effects 0.000 description 22
- 238000012360 testing method Methods 0.000 description 17
- 238000005452 bending Methods 0.000 description 15
- 238000000465 moulding Methods 0.000 description 12
- 238000005096 rolling process Methods 0.000 description 12
- 239000000047 product Substances 0.000 description 10
- 229920003023 plastic Polymers 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 7
- 230000000704 physical effect Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000005482 strain hardening Methods 0.000 description 3
- 238000009749 continuous casting Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000001000 micrograph Methods 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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- Metal Rolling (AREA)
- Heat Treatment Of Steel (AREA)
Description
2 プラスチック袋
3 挿入開口部
4 胴体部
5 アンモニア水
6 分銅
7 着脱部材
Claims (5)
- 銅71.5質量%〜62.0質量%と不可避不純物とを除き残部が亜鉛とからなるα黄銅において、
引張り強さが451MPa〜519MPaであり、エリクセン値が8.5以上という成形加工性を備え、且つ、優れた耐応力腐食割れ性能を備えたことを特徴とした硬質α黄銅。 - 平均結晶粒径が1μm〜2μmである請求項1に記載の硬質α黄銅。
- 任意の粒径のα黄銅板材を、83%以上の加工率で冷間圧延加工した後、最終的な再結晶焼鈍処理を行うことを特徴とする請求項1又は請求項2に記載の硬質α黄銅の製造方法。
- 平均結晶粒径を1μm〜2μmに調整したα黄銅板材を、20%〜82%の加工率で冷間圧延加工した後、最終的な再結晶焼鈍処理を行うことを特徴とする請求項1又は請求項2に記載の硬質α黄銅の製造方法。
- 平均結晶粒径を3μm〜6μmに調整したα黄銅板材を、70%〜82%の加工率で冷間圧延加工した後、最終的な再結晶焼鈍処理を行うことを特徴とする請求項1又は請求項2に記載の硬質α黄銅の製造方法。
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JP2005231121A JP5032011B2 (ja) | 2005-08-09 | 2005-08-09 | 硬質α黄銅及びその硬質α黄銅の製造方法 |
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JP2005231121A JP5032011B2 (ja) | 2005-08-09 | 2005-08-09 | 硬質α黄銅及びその硬質α黄銅の製造方法 |
Publications (2)
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JP2007046101A JP2007046101A (ja) | 2007-02-22 |
JP5032011B2 true JP5032011B2 (ja) | 2012-09-26 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5247010B2 (ja) * | 2006-06-30 | 2013-07-24 | Jx日鉱日石金属株式会社 | 高強度で曲げ加工性に優れたCu−Zn系合金 |
JP5889698B2 (ja) * | 2012-03-30 | 2016-03-22 | 株式会社神戸製鋼所 | 耐応力緩和特性に優れるCu−Zn合金板及びその製造方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03170646A (ja) * | 1989-11-28 | 1991-07-24 | Nippon Mining Co Ltd | 結晶粒が微細でかつ低強度な銅合金の製造方法 |
JP4012845B2 (ja) * | 2003-03-26 | 2007-11-21 | 住友金属鉱山伸銅株式会社 | 結晶粒を微細化した70/30黄銅とその製造方法 |
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