JPWO2021240740A5 - - Google Patents
Download PDFInfo
- Publication number
- JPWO2021240740A5 JPWO2021240740A5 JP2022527408A JP2022527408A JPWO2021240740A5 JP WO2021240740 A5 JPWO2021240740 A5 JP WO2021240740A5 JP 2022527408 A JP2022527408 A JP 2022527408A JP 2022527408 A JP2022527408 A JP 2022527408A JP WO2021240740 A5 JPWO2021240740 A5 JP WO2021240740A5
- Authority
- JP
- Japan
- Prior art keywords
- spring
- mass
- content
- tempering
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005496 tempering Methods 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000010791 quenching Methods 0.000 claims description 5
- 230000000171 quenching effect Effects 0.000 claims description 5
- 229910000639 Spring steel Inorganic materials 0.000 claims description 4
- 238000000113 differential scanning calorimetry Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 2
- 229910000734 martensite Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 238000005482 strain hardening Methods 0.000 claims description 2
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/021159 WO2021240740A1 (ja) | 2020-05-28 | 2020-05-28 | ばね用鋼線、ばね及びそれらの製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021240740A1 JPWO2021240740A1 (https=) | 2021-12-02 |
| JPWO2021240740A5 true JPWO2021240740A5 (https=) | 2022-09-15 |
| JP7260838B2 JP7260838B2 (ja) | 2023-04-19 |
Family
ID=78723220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022527408A Active JP7260838B2 (ja) | 2020-05-28 | 2020-05-28 | ばね用鋼線、ばね及びそれらの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7260838B2 (https=) |
| WO (1) | WO2021240740A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025220584A1 (ja) * | 2024-04-16 | 2025-10-23 | 日本発條株式会社 | ばね部材 |
| WO2025220585A1 (ja) * | 2024-04-16 | 2025-10-23 | 日本発條株式会社 | ばね部材 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3577411B2 (ja) * | 1997-05-12 | 2004-10-13 | 新日本製鐵株式会社 | 高靭性ばね鋼 |
| JP4451951B2 (ja) * | 1999-12-20 | 2010-04-14 | 新日本製鐵株式会社 | 高強度ばね用鋼材 |
| JP3764715B2 (ja) * | 2002-10-22 | 2006-04-12 | 新日本製鐵株式会社 | 高強度冷間成形ばね用鋼線とその製造方法 |
-
2020
- 2020-05-28 WO PCT/JP2020/021159 patent/WO2021240740A1/ja not_active Ceased
- 2020-05-28 JP JP2022527408A patent/JP7260838B2/ja active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100767834B1 (ko) | 침전 경화된 마르텐사이트 철강 제품의 제조 방법, 이러한 방법으로 얻어진 철강 제품 | |
| JP6616501B2 (ja) | ベイナイト組織を有する工業用鋼材，該鋼材から製造される鍛造部品，並びに，鍛造部品の製造方法 | |
| JPWO2021240740A5 (https=) | ||
| JPWO2024225118A5 (https=) | ||
| JP4207137B2 (ja) | 高硬度高耐食ステンレス鋼 | |
| JPS5983719A (ja) | 非調質高強度鋼の製造法 | |
| JPH064889B2 (ja) | 厚肉超高張力鋼の製造方法 | |
| JPH0320408A (ja) | 低温靭性に優れた高張力鋼材の製造法 | |
| CN112154219B (zh) | 新奥氏体合金 | |
| US4353755A (en) | Method of making high strength duplex stainless steels | |
| JPH0115561B2 (https=) | ||
| JP2688392B2 (ja) | 割れ感受性の小さいマルテンサイト系ステンレス鋼の製造方法 | |
| JP2554636B2 (ja) | 耐硫化物応力腐食割れ性の優れた鋼材の製造方法 | |
| JPH06264189A (ja) | 低温衝撃特性のすぐれた高強度高靭性ステンレス鋼およびその製造方法 | |
| JP4577936B2 (ja) | 強度・延性・靱性に優れたマルテンサイト系ステンレス鋼材の製造方法 | |
| JPS6233287B2 (https=) | ||
| JPS5726125A (en) | Production of hot rolled steel plate of superior longitudinal crack resistance having low yield ratio and high tensile strength | |
| JPS61276952A (ja) | 強靭鋼 | |
| JP3606135B2 (ja) | ばね用フェライト系ステンレス鋼板とその製造方法 | |
| JPH0717944B2 (ja) | バネ特性のすぐれたベイナイト鋼板の製造法 | |
| JP7647373B2 (ja) | マルテンサイト系ステンレス鋼、並びに、マルテンサイト系ステンレス鋼部材及びその製造方法 | |
| JPH05287373A (ja) | 高強度高靱性熱間加工非調質鋼の製造方法 | |
| JP2000234150A (ja) | 板ばね用マルテンサイト系ステンレス冷間圧延鋼帯および板ばねの製造方法 | |
| JPH06299299A (ja) | 耐銹性に優れた高強度マルテンサイト系ステンレス鋼とその製造方法 | |
| US2854330A (en) | Stainless steel and method |