KR20010113772A - 내식성이 우수한 주석 도금계 또는 알루미늄 도금계 표면처리 강재 - Google Patents
내식성이 우수한 주석 도금계 또는 알루미늄 도금계 표면처리 강재 Download PDFInfo
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Abstract
Description
공시재의 강성분(wt%) | |||||||||
C | Si | Mn | P | S | Ti | Al | N | Nb | B |
0.0012 | 0.02 | 0.22 | 0.007 | 0.010 | 0.05 | 0.03 | 0.002 | 0.004 | 0.0005 |
Claims (21)
- 강재 표면의 주석계 도금층중에, 1종 이상의 Ⅱa족 (알칼리토금속) 원소와 1 종 이상의 Ⅳb족 원소에 의하여 구성된 금속간 화합물을 함유하는 것을 특징으로 하는 내식성이 우수한 주석 도금계 표면 처리 강재.
- 제 1항에 있어서,상기 금속간 화합물이 Ⅱa족 원소인 Mg, Ca 중 1종 이상과, Ⅳb족 원소인 Si, Sn 중 1종 이상으로 구성된 화합물임을 특징으로 하는 내식성이 우수한 주석 도금계 표면 처리 강재.
- 제 1항 또는 제 2항에 있어서,상기 금속간 화합물이, 장경이 1μm이상이고 단경의 장경에 대한 비율이 0.4이상인 괴상(massive)인 것을 특징으로 하는 내식성이 우수한 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서,상기 주석계 도금층의 성분 조성이 질량%로, Mg, Ca 중 1종 이상을 Mg: 0.2∼10%, Ca: 0.01∼10%의 범위 내에서 함유하고, 나머지가 Sn 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 3항 중 어느 한 항에 있어서,상기 주석계 도금층의 성분 조성이 질량%로, Mg, Ca중 1종 이상을 Mg:0.2∼10%, Ca:0.01∼10%의 범위 내에서 함유하고, 또한 Al을 0.01∼10%의 범위내에서 함유하며, 나머지가 Sn 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 주석 도금계 표면 처리 강재.
- 제 4항 또는 제 5항에 있어서,상기 주석계 도금층 중에 추가적으로 질량%로 Zn:1∼40% 및/또는 Si:0.1∼0.5%를 함유하는 것을 특징으로 하는 내식성이 우수한 주석 도금계 표면 처리 강재.
- 강재 표면의 알루미늄계 도금층 중에, 1종 이상의 Ⅱa족 (알칼리 토금속) 원소와 1종 이상의 Ⅳb족 원소에 의하여 구성된 괴상(massive)의 금속간 화합물을 함유하고, 상기 금속간 화합물의 장경이 10μm 이상, 단경의 장경에 대한 비율이 0.4 이상인 것을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면처리 강재.
- 제 7항에 있어서,상기 금속간 화합물이 Ⅱa족 원소인 Mg, Ca의 1종 이상과, Ⅳb족 원소인 Si, Sn 중 1 종 이상으로 구성된 화합물임을 특징으로 하는 내식성이 우수한 알루미늄도금계 표면 처리 강재.
- 제 7항 또는 8항에 있어서,상기 알루미늄계 도금층의 성분 조성이 질량%로, Mg, Ca 중 1종 이상을 Mg: 2∼10%, Ca:0.01∼10%와, Si:3∼15%를 함유하고, 나머지가 A1 및 불가피적 불순물이고, 또한, 상기 알루미늄계 도금층 성분의 Mg/Si가 질량비로 1.70 이하임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 7항 또는 제 8항에 있어서,상기 알루미늄계 도금층의 성분 조성이 질량%로, Mg: 4∼10%, Si: 6%초과∼15%, 나머지가 A1 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 9항에 있어서,상기 알루미늄계 도금층의 성분 조성이 질량%로, Mg:4∼10%, Si:6%초과∼15%, Ca:0.01∼0.2%, 나머지가 A1 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 7항 또는 제 8항에 있어서,알루미늄계 도금층의 성분 조성이 질량%로, Mg:1∼10%, Si:3∼15%, Zn을2∼25%, 나머지가 Al 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 7항 또는 제 8항에 있어서,상기 알루미늄계 도금층의 성분 조성이 질량%로, Mg:1∼10%, Si:3∼15%, Zn을 2∼25%, Ca:0.01∼0.2% 나머지가 A1 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 12항에 있어서,상기 알루미늄계 도금층의 성분 조성이 질량%로, Mg: 4∼10%, Si: 6%초과∼15%, Zn을 10∼20%, 나머지가 A1 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 13항에 있어서,상기 알루미늄계 도금층의 성분 조성이 질량%로, Mg: 4∼10%, Si: 6%초과∼15%, Zn을 10∼20%, Ca: 0.01∼0.2%, 나머지가 Al 및 불가피적 불순물임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 표면 처리 강재.
- 제 1항 내지 제 15항 중 어느 한 항에 있어서,강재 표면의 도금 층의 두께가 2∼100μm임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 또는 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 16항 중 어느 한 항에 있어서,도금 표면의 조도가 Ra에 3μm 이하임을 특징으로 하는 내식성이 우수한 알루미늄 도금계 또는 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 17항 중 어느 한 항에 있어서,도금층과 강재의 계면에 5μm 이하 두께의 합금층이 존재하는 것을 특징으로 하는 내식성이 우수한 알루미늄 도금계 또는 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 18항 중 어느 한 항에 있어서,도금층과 강재의 계면에, Ni, Co, Zn, Sn, Fe, Cu의 1종 이상을 함유하는 프리코팅층, 그 프리코팅층과 지철과의 합금층, 그 프리코팅층과 도금층과의 합금층 중 적어도 1종을 가지는 것을 특징으로 하는 내식성이 우수한 알루미늄 도금계 또는 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 19항 중 어느 한 항에 있어서,도금층 성분으로서, 프리코팅 금속, Bi, Sb, 미쉬 금속, Fe, Be, Cr, Mn의 1 종 이상으로 이루어지는 첨가 원소를 함유하는 것을 특징으로 하는 내식성이 우수한 알루미늄 도금계 또는 주석 도금계 표면 처리 강재.
- 제 1항 내지 제 20항 중 어느 한 항에 있어서,강재 표면에, 후처리 피막을 가지는 것을 특징으로 하는 내식성이 우수한 알루미늄 도금계 또는 주석 도금계 표면 처리 강재.
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-1999-00076431 | 1999-03-19 | ||
JP7643199 | 1999-03-19 | ||
JPJP-P-1999-00096299 | 1999-04-02 | ||
JP9629999 | 1999-04-02 | ||
JPJP-P-1999-00182970 | 1999-06-29 | ||
JP18297099 | 1999-06-29 | ||
JP26046899 | 1999-09-14 | ||
JPJP-P-1999-00260468 | 1999-09-14 | ||
PCT/JP2000/001680 WO2000056945A1 (fr) | 1999-03-19 | 2000-03-17 | Produit en acier traite en surface, prepare par placage a base d'etain ou d'aluminium |
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US (1) | US6649282B1 (ko) |
EP (1) | EP1184478B1 (ko) |
JP (2) | JP5000039B2 (ko) |
KR (1) | KR100446788B1 (ko) |
CN (1) | CN1238551C (ko) |
AT (1) | ATE468417T1 (ko) |
AU (1) | AU747112B2 (ko) |
CA (1) | CA2367506C (ko) |
DE (1) | DE60044434D1 (ko) |
ID (1) | ID30395A (ko) |
NZ (1) | NZ514381A (ko) |
TW (1) | TW507021B (ko) |
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KR101876603B1 (ko) * | 2011-07-14 | 2018-07-09 | 신닛테츠스미킨 카부시키카이샤 | 알코올 또는 그 혼합 가솔린에 대한 내식성 및 외관이 우수한 알루미늄 도금 강판 및 그 제조 방법 |
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JP5430022B2 (ja) | 2011-12-12 | 2014-02-26 | Jfeスチール株式会社 | Al系めっき鋼材及びその製造方法 |
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KR102373161B1 (ko) * | 2017-05-10 | 2022-03-10 | 현대자동차주식회사 | 부식환경에서 내식성을 향상시킨 차량용 저합금 내식강과 그 제조방법 |
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JPS5920457A (ja) * | 1982-06-17 | 1984-02-02 | ユ−エスエス・エンジニア−ズ・アンド・コンサルタント・インコ−ポレイテイツド | 鉄基材製品に冶金的に付着した耐食性被膜を製造する方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101876603B1 (ko) * | 2011-07-14 | 2018-07-09 | 신닛테츠스미킨 카부시키카이샤 | 알코올 또는 그 혼합 가솔린에 대한 내식성 및 외관이 우수한 알루미늄 도금 강판 및 그 제조 방법 |
KR20180040882A (ko) * | 2016-10-13 | 2018-04-23 | 주식회사 포스코 | 용접 첨가재가 구비된 금속 플레이트 및 이를 이용하는 용접 방법 |
Also Published As
Publication number | Publication date |
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CN1347464A (zh) | 2002-05-01 |
NZ514381A (en) | 2003-04-29 |
ID30395A (id) | 2001-11-29 |
EP1184478B1 (en) | 2010-05-19 |
WO2000056945A1 (fr) | 2000-09-28 |
JP5000039B2 (ja) | 2012-08-15 |
TW507021B (en) | 2002-10-21 |
CN1238551C (zh) | 2006-01-25 |
ATE468417T1 (de) | 2010-06-15 |
JP2012007245A (ja) | 2012-01-12 |
US6649282B1 (en) | 2003-11-18 |
EP1184478A1 (en) | 2002-03-06 |
AU3195300A (en) | 2000-10-09 |
EP1184478A4 (en) | 2007-12-05 |
CA2367506C (en) | 2005-08-23 |
DE60044434D1 (de) | 2010-07-01 |
CA2367506A1 (en) | 2000-09-28 |
KR100446788B1 (ko) | 2004-09-08 |
AU747112B2 (en) | 2002-05-09 |
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