KR100961371B1 - 실러 접착성 및 내식성이 우수한 아연계 합금도금강판과 그제조방법 - Google Patents
실러 접착성 및 내식성이 우수한 아연계 합금도금강판과 그제조방법 Download PDFInfo
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Abstract
Description
구분 | Zn-X의 두께(㎛) | Mg두께 (㎛) |
Zn-X에서의 X함량비 (wt%) |
열처리온도 (℃) |
품질평가 | |||||
X=Mg | X=Al | X=Mn | 실러(sealer) 밀착력 |
내치핑성 | 내식성 | |||||
종례예 |
1 | - | - | - | 0.5 | 300 | 3 | 1 | 1 | |
2 | - | - | - | 1 | 400 | 3 | 1 | 1 | ||
3 | - | - | - | 0.1 | 350 | 3 | 1 | 2 | ||
4 | - | - | - | 3 | 300 | 3 | 1 | 1 | ||
비교예 | 5 | 0.09 | - | - | - | 95 | 250 | 1 | 2 | 3 |
6 | 0.15 | - | - | - | 90 | 300 | 3 | 1 | 1 | |
7 | 0.5 | - | - | - | 93 | 310 | 3 | 1 | 1 | |
8 | 3 | - | - | - | 90 | 350 | 3 | 1 | 1 | |
9 | - | 2 | - | - | 90 | 300 | 3 | 1 | 1 | |
10 | - | 0.7 | - | - | 95 | 350 | 3 | 1 | 1 | |
11 | - | 0.08 | - | - | 92 | 295 | 1 | 2 | 3 | |
12 | - | 0.5 | - | - | 94 | 245 | 3 | 2 | 3 | |
13 | - | - | 1.5 | - | 95 | 310 | 3 | 1 | 1 | |
14 | - | - | 0.5 | - | 90 | 350 | 3 | 1 | 1 | |
15 | - | - | 0.09 | - | 93 | 298 | 1 | 2 | 3 | |
16 | - | - | 0.1 | - | 92 | 300 | 3 | 1 | 1 | |
발명예 | 17 | 0.1 | - | - | - | 90 | 250 | 1 | 1 | 1 |
18 | 1.0 | - | - | - | 93 | 290 | 1 | 1 | 1 | |
19 | 0.5 | - | - | - | 95 | 270 | 1 | 1 | 1 | |
20 | - | 0.3 | - | - | 95 | 280 | 1 | 1 | 1 | |
21 | - | 0.7 | - | - | 93 | 290 | 1 | 1 | 1 | |
22 | - | 1.0 | - | - | 90 | 250 | 1 | 1 | 1 | |
23 | - | - | 1.0 | - | 70 | 260 | 1 | 1 | 1 | |
24 | - | - | 0.6 | - | 60 | 275 | 1 | 1 | 1 | |
25 | - | - | 0.1 | - | 50 | 255 | 1 | 1 | 1 |
Claims (10)
- 강판상의 아연도금층과상기 아연도금층의 상부에 아연과 아연을 제외한 금속의 합금증착층으로 구성되며,상기 강판과 아연도금층의 계면에는 아연과 철의 합금상이 존재하지 않으며, 상기 아연도금층내에는 상기 아연을 제외한 금속의 확산층이 존재하는 것을 포함하여 이루어지는 실러접착성 및 내식성이 우수한 아연계 합금도금강판.
- 제 1항에 있어서, 상기 아연을 제외한 금속은 전도성 금속임을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판.
- 제 2항에 있어서, 상기 전도성 금속은 Mg, Al, Mn, Cr, Cu, Ti, Ni의 그룹에서 선택된 적어도 1종임을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판.
- 제 1항에 있어서, 상기 합금증착층의 증착에 사용되는 합금은 Mg, Al, Mn, Cr, Cu, Ti, Ni의 그룹에서 선택된 적어도 1종이상:90-95중량%와 Zn:5-10중량%로 조성되는 것을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판.
- 제 1항에 있어서, 상기 아연도금층의 두께는 1.4~5㎛이고, 상기 합금증착층의 두께는 0.1~1㎛이고, 상기 아연과 아연을 제외한 금속의 합금증착층과 상기 아연도금층 내의 금속의 확산층의 두께는 1~4㎛임을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판.
- 아연도금강판상에 아연과 아연을 제외한 금속의 합금을 증착하여 아연합금 증착층을 형성하는 단계, 및상기 아연합금증착층이 형성된 아연도금강판을 250℃ 이상-300℃ 미만의 온도로 열처리하는 단계를 포함하며, 상기 아연도금층의 두께는 1.4-5㎛이고, 상기 합금증착층의 두께는 0.1-1㎛이고, 상기 열처리에 의해 아연과 금속의 합금증착층과 상기 아연도금층 내의 금속의 확산층의 두께는 1-4㎛로 되는 실러접착성 및 내식성이 우수한 아연계 합금도금강판의 제조방법.
- 제 6항에 있어서, 상기 증착은 아연과 아연을 제외한 금속의 합금을 1×10-2 ~1×10-5mbar 진공에서 교류자기장에 의해 부양하여 증착하는 것을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판의 제조방법.
- 제 6항에 있어서, 상기 열처리는 유도가열 또는 자외선가열방식에 의해 3 ~100sec 동안 행하는 것을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판의 제조방법.
- 제 6항 내지 제 8항 중 어느 한 항에 있어서, 상기 아연과 아연을 제외한 금속의 합금은 Mg, Al, Mn, Cr, Cu, Ti, Ni로 이루어지는 전도성 금속의 그룹에서 선택된 적어도 1종 이상의 금속 90-95중량%와 Zn 5-10중량%로 조성되는 것을 특징으로 하는 실러접착성 및 내식성이 우수한 아연계 합금도금강판의 제조방법.
- 삭제
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020070140474A KR100961371B1 (ko) | 2007-12-28 | 2007-12-28 | 실러 접착성 및 내식성이 우수한 아연계 합금도금강판과 그제조방법 |
PCT/KR2008/007617 WO2009084848A2 (en) | 2007-12-28 | 2008-12-23 | Zinc alloy coated steel sheet having good sealer adhesion and corrosion resistance and process of manufacturing the same |
JP2010540570A JP5450445B2 (ja) | 2007-12-28 | 2008-12-23 | シーラー接着性及び耐食性に優れた亜鉛系合金めっき鋼板及びその製造方法 |
US12/810,853 US9382630B2 (en) | 2007-12-28 | 2008-12-23 | Zinc alloy coated steel sheet having good sealer adhesion and corrosion resistance and process of manufacturing the same |
CN2008801232649A CN101910466B (zh) | 2007-12-28 | 2008-12-23 | 具有良好的密封剂粘合性和耐腐蚀性的锌合金涂层钢板及其制备方法 |
EP08254168.1A EP2085492B2 (en) | 2007-12-28 | 2008-12-29 | Zinc alloy coated steel sheet having good sealer adhesion and corrosion resistance and process of manufacturing the same |
Applications Claiming Priority (1)
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