JP2022535851A - 組立体を製造する方法 - Google Patents
組立体を製造する方法 Download PDFInfo
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- JP2022535851A JP2022535851A JP2021571934A JP2021571934A JP2022535851A JP 2022535851 A JP2022535851 A JP 2022535851A JP 2021571934 A JP2021571934 A JP 2021571934A JP 2021571934 A JP2021571934 A JP 2021571934A JP 2022535851 A JP2022535851 A JP 2022535851A
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- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 90
- 239000010959 steel Substances 0.000 claims abstract description 90
- 239000000758 substrate Substances 0.000 claims abstract description 84
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000010936 titanium Substances 0.000 claims abstract description 29
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 18
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 15
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000011651 chromium Substances 0.000 claims abstract description 13
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 3
- 239000011701 zinc Substances 0.000 claims description 30
- 238000000576 coating method Methods 0.000 claims description 27
- 239000011248 coating agent Substances 0.000 claims description 26
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 21
- 229910052725 zinc Inorganic materials 0.000 claims description 21
- 238000003466 welding Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 238000000151 deposition Methods 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 238000005275 alloying Methods 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 5
- 230000008021 deposition Effects 0.000 claims description 4
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000003723 Smelting Methods 0.000 claims description 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 2
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims description 2
- 238000001540 jet deposition Methods 0.000 claims description 2
- 238000003801 milling Methods 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 2
- 238000007740 vapor deposition Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 12
- 229910001335 Galvanized steel Inorganic materials 0.000 description 4
- 239000008397 galvanized steel Substances 0.000 description 4
- 238000000429 assembly Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 238000004210 cathodic protection Methods 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 229910001338 liquidmetal Inorganic materials 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 229910008484 TiSi Inorganic materials 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/10—Spot welding; Stitch welding
- B23K11/11—Spot welding
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Abstract
Description
- チタンを含む第1のプレコートであって、40nm~1200nmの厚さを有する第1のプレコート、
- 任意に、少なくとも8重量%のニッケル及び少なくとも10重量%のクロムを含み、残余が鉄である中間プレコート層又はFe、Ni、Cr及びTiを含み、Tiの量が5重量%以上であり、かつ次の式、すなわち、8重量%<Cr+Ti<40重量%が満たされ、残余がFe及びNiである中間プレコート層であって、2nm~30nmの厚さを有する中間プレコート層、
- 亜鉛をベースとする被膜である第2のプレコート層
で被覆され、及び
- 該鋼基材が、0.05重量%を超えるSiを含むプレコート鋼基材に関する。
0.05≦C≦0.4%、
0.5≦Mn≦30.0%、
0.05≦Si≦3.0%、
及び純粋に任意に、
Al≦2.0%、
P<0.1%、
Nb≦0.5%、
B≦0.005%、
Cr≦2.0%、
Mo≦0.50%、
Ni≦1.0%、
V≦0.50%、
Ti≦0.5%
のような元素を1種以上有し、
組成の残余は、鉄及び精錬から生じる不可避の不純物で構成される。より好ましくは、鋼基材中のMnの量は10重量%以下であり、有利には6重量%以下又は3.5重量%以下ですらある。
A.鋼基材を提供するステップ、
B.任意に、鋼基材を表面処理するステップ、
C.第1のプレコートを堆積させるステップ、
D.任意に中間プレコートを堆積させるステップ、
E.第2のプレコートを堆積させるステップ。
I.少なくとも1枚の金属基材が本発明によるプレコート鋼基材である少なくとも2枚の金属基材を提供するステップ、及び
II.該少なくとも2枚の金属基材を溶接するステップ。
試験例1のために、900nmの厚さを有するチタンの第1のプレコートを、組成物1を有する鋼板上にマグネトロンスパッタリングによって堆積させた。次いで、ステンレス鋼316Lである中間プレコート層をチタン上に堆積させた。中間層の厚さは10nmであった。最後に、亜鉛被膜である第2のプレコートをジェット蒸着によって堆積させた。第2のプレコート層の厚さは7μmであった。試験例4は組成3の鋼板について同様の手順で作製した。
異なる組立体のLMEに対する感度を抵抗スポット溶接法で評価した。そのために、各試験例に対し、抵抗スポット溶接により3枚の鋼板を一緒に溶接した。
Claims (24)
- プレコート鋼基材であって、
- チタンを含む第1のプレコートであって、40nm~1200nmの厚さを有する第1のプレコート、
- 任意に、少なくとも8重量%のニッケル及び少なくとも10重量%のクロムを含み、残余が鉄である中間プレコート層、又はFe、Ni、Cr及びTiを含み、Tiの量が5重量%以上であり、かつ次の式、すなわち、8重量%<Cr+Ti<40重量%が満たされ、残余がFe及びNiである中間プレコート層であって、2nm~30nmの間の厚さを有する中間プレコート層、
- 亜鉛をベースとする被膜である第2のプレコート層
で被覆され、及び
- 前記鋼基材が、0.05重量%を超えるSiを含む
プレコート鋼基材。 - 前記第1のプレコートがチタンからなる、請求項1に記載のプレコート鋼基材。
- 前記第1のプレコートの厚さが40~80nmの間である、請求項1又は2に記載のプレコート鋼基材。
- 前記第1のプレコートの厚さが80~150nmの間である、請求項1又は2に記載のプレコート鋼基材。
- 前記第1のプレコートの厚さが150~250nmの間である、請求項1又は2に記載のプレコート鋼基材。
- 前記第1のプレコートの厚さが250~450nmの間である、請求項1又は2に記載の被覆鋼基材。
- 前記第1のプレコートの厚さが450~600nmの間である、請求項1又は2に記載の被覆鋼基材。
- 前記第1のプレコートの厚さが600~850nmの間である、請求項1又は2に記載の被覆鋼基材。
- 前記第1のプレコートの厚さが850~1200nmの間である、請求項1又は2に記載の被覆鋼基材。
- 前記中間プレコート層が、10~13重量%の間のニッケル、16~18重量%の間のクロムを含み、残余が鉄であるステンレス鋼を含む、請求項1~9のいずれか一項に記載の被覆鋼基材。
- 前記第2のプレコートが、0.01~8.0%のAl、任意に0.2~8.0%のMgを含み、残余がZnである亜鉛をベースとする被膜である、請求項1~10のいずれか一項に記載の被覆鋼基材。
- 前記第2のプレコートが、任意に0.10及び0.40重量%のAlを含み、残余がZnである亜鉛をベースとする被膜である、請求項1~10のいずれか一項に記載のプレコート鋼基材。
- 前記鋼基材が重量パーセントで以下の化学組成、すなわち、
0.05≦C≦0.4%、
0.5≦Mn≦30.0%、
0.05≦Si≦3.0%、
及び純粋に任意に、
Al≦2.0%、
P<0.1%、
Nb≦0.5%、
B≦0.005%、
Cr≦2.0%、
Mo≦0.50%、
Ni≦1.0%、
V≦0.50%、
Ti≦0.5%
のような元素を1種以上有し、
前記組成の残余は、鉄及び精錬から生じる不可避の不純物から構成される、請求項1~12のいずれか一項に記載のプレコート鋼基材。 - 請求項1~13のいずれか一項に記載の被覆鋼基材の製造方法であって、以下の連続するステップを含む製造方法。
A.請求項1~13のいずれか一項に記載の鋼基材を提供するステップ、
B.任意に、前記鋼基材を表面処理するステップ、
C.請求項1~9のいずれか一項に記載の第1のプレコート層を堆積させるステップ、
D.任意に、請求項1又は10のいずれか一項に記載の中間プレコート層を堆積させるステップ、
E.請求項1、11又は12のいずれか一項に記載の第2のプレコートを堆積させるステップ。 - ステップC)及びD)において、物理的真空蒸着により、前記第1プレコート層及び前記中間プレコート層の堆積が互いに独立して行われる、請求項14に記載の方法。
- ステップC)及びD)において、マグネトロンカソード粉砕法又はジェット蒸着法により、前記第1プレコート及び前記中間プレコートの堆積が互いに独立して行われる、請求項15に記載の方法。
- 以下の連続するステップを含む、少なくとも2枚の金属基材の組立体の製造方法。
I.少なくとも2枚の金属基材を提供するステップであって、少なくとも1枚の金属基材が請求項1~13のいずれか一項に記載のプレコート鋼基材又は請求項14~16のいずれか一項に記載の方法により得ることができるプレコート鋼基材である、ステップ、及び
II.前記少なくとも2枚の金属基材を溶接するステップ。 - ステップII)において、スポット溶接又はアーク溶接により、溶接が行われる、請求項17に記載の方法。
- 請求項17又は18に記載の方法から得ることができる、溶接継手により一緒に溶接された少なくとも2枚の金属基材の組立体であって、少なくとも1枚の金属基材が、鋼基材が、鉄、Fe2TiSiz化合物であって、zが0.01~0.8であり、且つ原子比で表される化合物を含み、残余が亜鉛である被膜に覆われ、前記被膜が酸化チタンを含む層で覆われるようなものである、組立体。
- 前記鋼基材が、前記鋼の合金元素の内部酸化物を含む、請求項19に記載の組立体。
- 前記鋼基材が合金元素の酸化物を含み、酸化ケイ素、酸化マンガン、酸化クロム、酸化アルミニウム又はそれらの混合物を含む、請求項20に記載の組立体。
- 前記第2の金属基材が鋼基材又はアルミニウム基材である、請求項19~21のいずれか一項に記載の組立体。
- 前記第2の金属基材が、請求項1~13のいずれかに記載のプレコート鋼基材又は請求項14~16のいずれかに記載の方法から得ることができるプレコート鋼基材である、請求項19~22のいずれか一項に記載の組立体。
- 車両の部品の製造のための、請求項17から18に記載の方法又は請求項19~23のいずれか一項に記載の方法から得ることができる組立体の使用。
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