JP7187137B2 - アルカリ土類金属を有する溶接電極ワイヤ - Google Patents
アルカリ土類金属を有する溶接電極ワイヤ Download PDFInfo
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Description
4 電極
6 消耗電極ワイヤ
8 プラズマ
20 溶接電極ワイヤ
22 溶接ビード形成
24 溶接金属結晶
26 液固界面
28 溶接パドル
29 グラフ
29a 濃度
29b 濃度
30a 金属コア電極
30b 金属コア電極
32 粒子
34 シース
36a 粒子
36b 粒子
38a コア
38b コア
40 金属コア電極
40a 粒子
40b フッ素含有粒子
40c フッ素非含有粒子
44 シース
48 コア
50 アーク溶接システム
52 溶接電源
54 溶接ワイヤドライブ
56 電極供給部
57 工作物
58 シールドガス供給部
59 溶接ガン
60 金属アーク溶接の方法
62 ステップ
64 ステップ
66 ステップ
70 グラフ
72 監視結果
74 監視結果
Claims (17)
- 金属アーク溶接中に電極として機能するように構成された消耗金属コア溶接ワイヤであって、
第1のベース金属組成物を有するシースであって、該第1のベース金属組成物は鋼組成物である、シースと;
前記シースによって取り囲まれるコアであって、該コアはBaと合金化される第2のベース金属組成物を有する粒子を含み、該Baは、前記消耗金属コア溶接ワイヤの全重量を基準として0.1%より大きく、10%未満の濃度で存在する、コアと
を含む消耗金属コア溶接ワイヤであって、
存在する場合、前記コア中の非金属原子の元素が前記消耗金属コア溶接ワイヤの前記全重量を基準として5%未満の濃度で存在し、
前記コアは、前記消耗金属コア溶接ワイヤの前記全重量を基準として0.5%~2%の濃度のフルオロポリマーをさらに含む、消耗金属コア溶接ワイヤ。 - Baの前記濃度は、前記消耗金属コア溶接ワイヤの前記全重量を基準として0.5%未満である、請求項1に記載の溶接ワイヤ。
- 前記第1のベース金属組成物と前記第2のベース金属組成物とが異なる金属または金属合金組成物を含む、請求項1に記載の溶接ワイヤ。
- 前記第1のベース金属組成物と前記第2のベース金属組成物とが同じ金属または金属合金組成物を含む、請求項1に記載の溶接ワイヤ。
- 前記消耗金属コア溶接ワイヤがガス金属アーク溶接(GMAW)用に構成されている、請求項1に記載の溶接ワイヤ。
- 前記コアは遷移金属酸化物をさらに含む、請求項5に記載の溶接ワイヤ。
- 金属アーク溶接の方法であって、
電極として機能するように構成された消耗コア溶接ワイヤを用いるステップであって、前記消耗コア溶接ワイヤが、前記消耗コア溶接ワイヤの全重量を基準として0.005%~10%の濃度の1種類以上のアルカリ土類金属元素を含み、前記1種類以上のアルカリ土類金属元素の原子が前記消耗コア溶接ワイヤのベース金属組成物と合金化される、ステップと;
前記消耗コア溶接ワイヤの溶融液滴の安定した流れを得るのに十分なプラズマアークを発生させるために電流を印加するステップと;
13.6kg/時を超える溶着速度で工作物上に前記溶融液滴を溶着させるステップと
を含む方法。 - 前記消耗コア溶接ワイヤが、シースによって取り囲まれたコアを有する金属コア溶接ワイヤであり、前記コアが、前記1種類以上のアルカリ土類金属元素と合金化される前記ベース金属組成物を有する粒子を含む、請求項7に記載の方法。
- ガス金属アーク溶接(GMAW)であり、非金属原子の元素が前記コアに存在する場合、前記コアは、前記消耗コア溶接ワイヤの前記全重量を基準として5%未満の濃度で非金属原子の元素を含む、請求項8に記載の方法。
- 前記工作物上に前記溶融液滴を溶着させるステップが、得られる溶接ビードの表面上に、前記得られる溶接ビードの前記表面の全体を実質的に覆うことなくスラグの島を形成するステップを含むような濃度で前記非金属原子の元素が存在する、請求項9に記載の方法。
- ガス金属アーク溶接(GMAW)であり、前記コアがフルオロポリマーをさらに含む、請求項8に記載の方法。
- 前記フルオロポリマーが前記消耗コア溶接ワイヤの前記全重量を基準として2%以下の濃度で存在する、請求項11に記載の方法。
- 前記電流を印加するステップが、アーク不安定性事象の平均数を10事象/秒未満に維持するために400アンペア~700アンペアの平均電流を印加するステップを含む、請求項7に記載の方法。
- 電極として機能するように構成された消耗コア溶接ワイヤであって、前記消耗コア溶接ワイヤの全重量を基準として0.005%~10%の濃度の1種類以上のアルカリ土類金属元素を含み、前記1種類以上のアルカリ土類金属元素の原子が前記消耗コア溶接ワイヤのベース金属組成物と合金化される、消耗コア溶接ワイヤと;
前記消耗コア溶接ワイヤの溶融液滴の安定した流れを得るのに十分なプラズマアークを発生させるために電流を印加するように構成された電源と;
13.6kg/時を超える溶着速度で工作物上に前記溶融液滴を溶着させるように構成された溶接ガンと
を含む金属アーク溶接のシステム。 - 前記消耗コア溶接ワイヤが、シースによって取り囲まれたコアを有する金属コア溶接ワイヤであり、前記コアが、前記1種類以上のアルカリ土類金属元素と合金化される前記ベース金属組成物を有する粒子を含む、請求項14に記載のシステム。
- 前記電源が、溶接中のアーク不安定性事象の平均数を10事象/秒未満に維持するために400アンペア~700アンペアの平均電流を印加するように構成される、請求項15に記載のシステム。
- 金属アーク溶接中に電極として機能するように構成された消耗金属コア溶接ワイヤであって、
第1のベース金属組成物を有するシースであって、該第1のベース金属組成物は鋼組成物である、シースと;
前記シースによって取り囲まれるコアであって、該コアは1つ以上のアルカリ土類金属元素と合金化される第2のベース金属組成物を有する粒子を含み、該1つ以上のアルカリ土類金属は、前記消耗金属コア溶接ワイヤの全重量を基準として0.1%より大きく、10%未満の濃度で存在する、コアと
を含む消耗金属コア溶接ワイヤであって、
存在する場合、前記コア中の非金属原子の元素が前記消耗金属コア溶接ワイヤの前記全重量を基準として5%以下の濃度で存在し、
前記消耗金属コア溶接ワイヤがガス金属アーク溶接(GMAW)用に構成され、前記コアは、前記消耗金属コア溶接ワイヤの前記全重量を基準として0.5%~2%の濃度のフルオロポリマーをさらに含む、消耗金属コア溶接ワイヤ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/353,520 | 2016-11-16 | ||
US15/353,520 US10668572B2 (en) | 2016-11-16 | 2016-11-16 | Welding electrode wires having alkaline earth metals |
Publications (3)
Publication Number | Publication Date |
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JP2018079506A JP2018079506A (ja) | 2018-05-24 |
JP2018079506A5 JP2018079506A5 (ja) | 2020-08-06 |
JP7187137B2 true JP7187137B2 (ja) | 2022-12-12 |
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EP3970907A1 (en) * | 2020-09-22 | 2022-03-23 | Lincoln Global, Inc. | Aluminum-based welding electrodes |
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CN108067761B (zh) | 2022-01-11 |
JP2018079506A (ja) | 2018-05-24 |
CN108067761A (zh) | 2018-05-25 |
EP3323546C0 (en) | 2023-07-12 |
US20180133844A1 (en) | 2018-05-17 |
EP3323546A1 (en) | 2018-05-23 |
US10668572B2 (en) | 2020-06-02 |
EP3323546B1 (en) | 2023-07-12 |
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