JPH10502126A - 冷間形成された形鋼の降伏強度を増大する方法 - Google Patents
冷間形成された形鋼の降伏強度を増大する方法Info
- Publication number
- JPH10502126A JPH10502126A JP8502649A JP50264996A JPH10502126A JP H10502126 A JPH10502126 A JP H10502126A JP 8502649 A JP8502649 A JP 8502649A JP 50264996 A JP50264996 A JP 50264996A JP H10502126 A JPH10502126 A JP H10502126A
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- section steel
- steel
- seconds
- yield strength
- 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
- 238000000034 method Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 78
- 239000010959 steel Substances 0.000 claims abstract description 78
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 238000005482 strain hardening Methods 0.000 claims abstract description 13
- 230000032683 aging Effects 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000005246 galvanizing Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000006698 induction Effects 0.000 abstract description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910000655 Killed steel Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 240000005926 Hamelia patens Species 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Coating With Molten Metal (AREA)
- Electroplating Methods And Accessories (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.インライン製造工程の一部として、冷間ロール加工された形鋼の降伏強度を 増大する方法において、 少なくとも部分的に冷間加工され、これにより所定の歪み量を受けた形鋼を加 熱ステージに通して形鋼の温度を200〜500℃の範囲に昇温し、 形鋼の温度をその温度範囲に2〜30秒の間維持させ、 所定の歪みエージング度を得るために温度と時間の組み合わせが前記の範囲内 で選択されていることを特徴とする冷間形成された形鋼の降伏強度を増大する方 法。 2.加熱と歪みエージングの後に形鋼を冷却し、 その後の冷間加工を前記形鋼に行う ことを特徴とする請求の範囲第1項に記載の方法。 3.形鋼の温度が2〜30秒の間200〜450℃の範囲に高められ、 次に、前記形鋼の温度が1〜15秒の間少なくとも440℃に保持される ことを特徴とする請求の範囲第1項または第2項に記載の方法。 4.形鋼の温度が2〜10秒の間350〜400℃の範囲に高められ、 次に、前記形鋼の温度が2〜6秒の間少なくとも440〜460℃に保持され る ことを特徴とする請求の範囲第1項〜第3項のいずれか一項に記載の方法。 5.形鋼を冷却する工程において、その後の冷間加工の前に、形鋼の温度を90 ℃未満に降下させることを特徴とする請求の範囲第2項に記載の方法。 6.形鋼を冷却する工程において、その後の冷間加工の前に、形鋼の温度を25 〜45℃に降下させることを特徴とする請求の範囲第5項に記載の方法。 7.温度を高める工程と高められた温度を保持する工程が、インライン亜鉛メッ キ操作において、形鋼の予熱とその後のコーティングとにより行われることを特 徴とする請求の範囲第1項〜第6項のいずれか一項に記載の方法。 8.形鋼が0.01〜0.25%の炭素を含有する鋼鉄組成を有することを特徴 とする請求の範囲第1項〜第7項のいずれか一項に記載の方法。 9.形鋼が0.001〜0.006%の窒素を含有する鋼鉄組成を有することを 特徴とする請求の範囲第1項〜第8項のいずれか一項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPM6483A AUPM648394A0 (en) | 1994-06-27 | 1994-06-27 | Method of increasing the yield strength of cold formed steel sections |
AU6483 | 1994-06-27 | ||
PCT/AU1995/000378 WO1996000305A1 (en) | 1994-06-27 | 1995-06-27 | Method of increasing the yield strength of cold formed steel sections |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH10502126A true JPH10502126A (ja) | 1998-02-24 |
JP3763041B2 JP3763041B2 (ja) | 2006-04-05 |
Family
ID=3781052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50264996A Expired - Fee Related JP3763041B2 (ja) | 1994-06-27 | 1995-06-27 | 冷間形成された形鋼の降伏強度を増大する方法 |
Country Status (18)
Country | Link |
---|---|
US (1) | US5895534A (ja) |
EP (1) | EP0763140B1 (ja) |
JP (1) | JP3763041B2 (ja) |
KR (1) | KR100340816B1 (ja) |
CN (1) | CN1066489C (ja) |
AT (1) | ATE207972T1 (ja) |
AU (1) | AUPM648394A0 (ja) |
BR (1) | BR9508144A (ja) |
CA (1) | CA2193349C (ja) |
DE (1) | DE69523589T2 (ja) |
ES (1) | ES2167441T3 (ja) |
FI (1) | FI110788B (ja) |
MY (1) | MY113388A (ja) |
NZ (1) | NZ288531A (ja) |
TR (1) | TR199500761A2 (ja) |
TW (1) | TW267955B (ja) |
WO (1) | WO1996000305A1 (ja) |
ZA (1) | ZA955322B (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1204772B1 (de) | 1999-05-10 | 2007-07-25 | EUROPIPE GmbH | Verfahren zur herstellung von geschweissten stahlrohren hoher festigkeit, zähigkeits- und verformungseigenschaften |
CA2378934C (en) | 2002-03-26 | 2005-11-15 | Ipsco Inc. | High-strength micro-alloy steel and process for making same |
US7220325B2 (en) * | 2002-04-03 | 2007-05-22 | Ipsco Enterprises, Inc. | High-strength micro-alloy steel |
JP4819305B2 (ja) * | 2003-09-04 | 2011-11-24 | 日産自動車株式会社 | 強化部材の製造方法 |
US20050108978A1 (en) * | 2003-11-25 | 2005-05-26 | Best Joint Inc. | Segmented cold formed joist |
US8407966B2 (en) | 2003-10-28 | 2013-04-02 | Ispan Systems Lp | Cold-formed steel joist |
CA2652587C (en) | 2006-05-18 | 2014-12-02 | Paradigm Focus Product Development Inc. | Light steel trusses and truss systems |
WO2010025569A1 (en) * | 2008-09-08 | 2010-03-11 | Best Joist Inc. | Adjustable floor to wall connectors for use with bottom chord and web bearing joists |
WO2011009204A1 (en) | 2009-07-22 | 2011-01-27 | Best Joist Inc. | Roll formed steel beam |
US8943776B2 (en) | 2012-09-28 | 2015-02-03 | Ispan Systems Lp | Composite steel joist |
JP6343688B2 (ja) | 2014-07-03 | 2018-06-13 | アルセロールミタル | 超高強度被覆または非被覆鋼板を製造する方法および得られる鋼板 |
JP6704997B2 (ja) | 2015-12-29 | 2020-06-03 | アルセロールミタル | 超高強度合金化溶融亜鉛めっき鋼板を製造するための方法、及び得られた合金化溶融亜鉛めっき鋼板 |
CA3050000A1 (en) | 2019-07-16 | 2021-01-16 | Invent To Build Inc. | Concrete fillable steel joist |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4113523A (en) * | 1973-07-25 | 1978-09-12 | Nippon Kokan Kabushiki Kaisha | Process of making high tension cold-reduced al-killed steel excellent in accelerated aging property |
JPS6019301B2 (ja) * | 1976-07-21 | 1985-05-15 | 森下製薬株式会社 | 4,5−ジヒドロ−3(2h)−ピリダジノン誘導体 |
JPS6043431A (ja) * | 1983-08-19 | 1985-03-08 | Nippon Steel Corp | 連続焼鈍による耐フル−チイング性のすぐれた軟質表面処理用鋼板の製造法 |
JPS59133324A (ja) * | 1983-08-22 | 1984-07-31 | Sumitomo Metal Ind Ltd | 成形性のすぐれた高張力冷延鋼板の製造法 |
JPS6067627A (ja) * | 1983-09-22 | 1985-04-18 | Nippon Steel Corp | 連続焼鈍による耐フル−チイング性のすぐれた軟質表面処理用鋼板の製造法 |
-
1994
- 1994-06-27 AU AUPM6483A patent/AUPM648394A0/en not_active Abandoned
- 1994-06-30 TW TW083106059A patent/TW267955B/zh not_active IP Right Cessation
-
1995
- 1995-06-27 CN CN95193842A patent/CN1066489C/zh not_active Expired - Fee Related
- 1995-06-27 EP EP95923125A patent/EP0763140B1/en not_active Expired - Lifetime
- 1995-06-27 ZA ZA9505322A patent/ZA955322B/xx unknown
- 1995-06-27 US US08/765,316 patent/US5895534A/en not_active Expired - Lifetime
- 1995-06-27 KR KR1019960707619A patent/KR100340816B1/ko not_active IP Right Cessation
- 1995-06-27 DE DE69523589T patent/DE69523589T2/de not_active Expired - Lifetime
- 1995-06-27 JP JP50264996A patent/JP3763041B2/ja not_active Expired - Fee Related
- 1995-06-27 TR TR95/00761A patent/TR199500761A2/xx unknown
- 1995-06-27 BR BR9508144A patent/BR9508144A/pt not_active IP Right Cessation
- 1995-06-27 AT AT95923125T patent/ATE207972T1/de active
- 1995-06-27 CA CA002193349A patent/CA2193349C/en not_active Expired - Fee Related
- 1995-06-27 ES ES95923125T patent/ES2167441T3/es not_active Expired - Lifetime
- 1995-06-27 MY MYPI95001751A patent/MY113388A/en unknown
- 1995-06-27 WO PCT/AU1995/000378 patent/WO1996000305A1/en active IP Right Grant
- 1995-06-27 NZ NZ288531A patent/NZ288531A/en not_active IP Right Cessation
-
1996
- 1996-12-23 FI FI965205A patent/FI110788B/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
TW267955B (ja) | 1996-01-11 |
AUPM648394A0 (en) | 1994-07-21 |
ES2167441T3 (es) | 2002-05-16 |
EP0763140B1 (en) | 2001-10-31 |
EP0763140A4 (en) | 1998-09-23 |
US5895534A (en) | 1999-04-20 |
BR9508144A (pt) | 1997-11-04 |
DE69523589T2 (de) | 2002-08-22 |
CA2193349C (en) | 2002-09-10 |
MY113388A (en) | 2002-02-28 |
FI965205A (fi) | 1996-12-23 |
ZA955322B (en) | 1998-06-29 |
KR100340816B1 (ko) | 2002-11-07 |
NZ288531A (en) | 1999-04-29 |
CN1066489C (zh) | 2001-05-30 |
FI965205A0 (fi) | 1996-12-23 |
FI110788B (fi) | 2003-03-31 |
TR199500761A2 (tr) | 1996-07-21 |
ATE207972T1 (de) | 2001-11-15 |
EP0763140A1 (en) | 1997-03-19 |
WO1996000305A1 (en) | 1996-01-04 |
CN1151765A (zh) | 1997-06-11 |
DE69523589D1 (de) | 2001-12-06 |
JP3763041B2 (ja) | 2006-04-05 |
CA2193349A1 (en) | 1996-01-04 |
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