CN1220842C - 耐水蒸汽氧化性优良的奥氏体系不锈钢管及其制造方法 - Google Patents
耐水蒸汽氧化性优良的奥氏体系不锈钢管及其制造方法 Download PDFInfo
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- CN1220842C CN1220842C CNB03119950XA CN03119950A CN1220842C CN 1220842 C CN1220842 C CN 1220842C CN B03119950X A CNB03119950X A CN B03119950XA CN 03119950 A CN03119950 A CN 03119950A CN 1220842 C CN1220842 C CN 1220842C
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- 230000003647 oxidation Effects 0.000 title claims abstract description 57
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims description 72
- 229910001220 stainless steel Inorganic materials 0.000 title claims description 38
- 239000010935 stainless steel Substances 0.000 title claims description 38
- 238000004519 manufacturing process Methods 0.000 claims abstract description 20
- 239000012535 impurity Substances 0.000 claims abstract description 13
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 12
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 10
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 5
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 5
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 80
- 239000010959 steel Substances 0.000 claims description 80
- 229910001566 austenite Inorganic materials 0.000 claims description 44
- 239000013078 crystal Substances 0.000 claims description 35
- 238000010438 heat treatment Methods 0.000 claims description 25
- 238000012545 processing Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 10
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 229910052735 hafnium Inorganic materials 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims 2
- 238000003466 welding Methods 0.000 abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000963 austenitic stainless steel Inorganic materials 0.000 abstract description 6
- 239000001301 oxygen Substances 0.000 abstract description 6
- 238000005452 bending Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000007669 thermal treatment Methods 0.000 description 38
- 239000000463 material Substances 0.000 description 20
- 239000010410 layer Substances 0.000 description 19
- 230000000694 effects Effects 0.000 description 16
- 238000012360 testing method Methods 0.000 description 16
- 239000002184 metal Substances 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 238000005260 corrosion Methods 0.000 description 11
- 239000002244 precipitate Substances 0.000 description 11
- 150000001875 compounds Chemical class 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 9
- 239000006104 solid solution Substances 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 238000013003 hot bending Methods 0.000 description 7
- 238000007670 refining Methods 0.000 description 7
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 230000033228 biological regulation Effects 0.000 description 4
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 4
- 238000009628 steelmaking Methods 0.000 description 4
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- 238000005098 hot rolling Methods 0.000 description 3
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- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- 238000005482 strain hardening Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000005254 chromizing Methods 0.000 description 2
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- 238000005242 forging Methods 0.000 description 2
- 238000001192 hot extrusion Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
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- 238000002485 combustion reaction Methods 0.000 description 1
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- 238000011835 investigation Methods 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
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- 229910052721 tungsten Inorganic materials 0.000 description 1
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- 229910052727 yttrium Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- 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
- C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
- C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Heat Treatment Of Steel (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
Description
区分 | 钢No. | 化 学 组 成 (单位:质量%、其余部分:F和杂质) | ||||||||||||
C | Si | Mn | P | S | Cr | Ni | Ti | Nb | sol.Al | N | O | 其他 | ||
本发明例 | 1 | 0.09 | 0.11 | 1.45 | 0.006 | 0.002 | 18.42 | 11.45 | 0.007 | 0.76 | 0.005 | 0.043 | 0.0065 | Ca:0.0005 |
2 | 0.05 | 0.25 | 1.89 | 0.024 | 0.001 | 18.78 | 12.75 | 0.005 | 0.80 | 0.001 | 0.065 | 0.0036 | - | |
3 | 0.06 | 0.90 | 1.98 | 0.003 | 0.001 | 18.98 | 12.37 | 0.015 | 0.52 | 0.016 | 0.108 | 0.0021 | Mg:0.0010 | |
4 | 0.08 | 0.45 | 0.11 | 0.029 | 0.002 | 21.98 | 14.89 | 0.006 | 1.06 | 0.019 | 0.197 | 0.0079 | Mo:2.30 | |
5 | 0.12 | 0.33 | 0.15 | 0.031 | 0.003 | 15.02 | 8.23 | 0.002 | 1.47 | 0.001 | 0.006 | 0.0076 | B:0.0017,Mg:0.0034,Nd:0.05 | |
6 | 0.07 | 0.34 | 0.65 | 0.015 | 0.003 | 16.75 | 9.90 | 0.038 | 0.59 | 0.029 | 0.017 | 0.0042 | Zr:0.0007 | |
7 | 0.03 | 0.45 | 0.98 | 0.026 | 0.002 | 20.12 | 11.21 | 0.049 | 0.31 | 0.011 | 0.140 | 0.0017 | - | |
8 | 0.06 | 0.67 | 0.35 | 0.028 | 0.002 | 18.48 | 10.03 | 0.013 | 0.72 | 0.007 | 0.076 | 0.0021 | La:0.14 | |
9 | 0.08 | 0.32 | 1.45 | 0.019 | 0.001 | 17.63 | 10.45 | 0.034 | 0.88 | 0.003 | 0.034 | 0.0032 | Ce:0.18 | |
10 | 0.09 | 0.44 | 1.60 | 0.008 | 0.002 | 18.30 | 12.78 | 0.011 | 0.92 | 0.018 | 0.050 | 0.0076 | - | |
11 | 0.11 | 0.18 | 1.56 | 0.028 | 0.003 | 20.75 | 14.33 | 0.020 | 0.99 | 0.009 | 0.128 | 0.0037 | Pd:0.12 | |
12 | 0.06 | 0.38 | 1.78 | 0.031 | 0.001 | 19.65 | 12.65 | 0.004 | 1.34 | 0.003 | 0.078 | 0.0011 | W:0.56,Mg:0.0020,Ca:0.0003 | |
13 | 0.11 | 0.36 | 1.55 | 0.013 | 0.002 | 18.73 | 12.34 | 0.009 | 1.21 | 0.017 | 0.072 | 0.0068 | Y:0.08 | |
14 | 0.10 | 0.41 | 1.87 | 0.012 | 0.002 | 18.45 | 10.89 | 0.012 | 1.07 | 0.014 | 0.036 | 0.0050 | - | |
15 | 0.06 | 0.31 | 1.43 | 0.026 | 0.002 | 19.03 | 13.23 | 0.009 | 0.49 | 0.009 | 0.062 | 0.0025 | Mo:0.56,W:1.06,B:0.0034 | |
16 | 0.07 | 0.45 | 1.72 | 0.023 | 0.003 | 18.72 | 10.97 | 0.013 | 0.60 | 0.023 | 0.075 | 0.0031 | Cu:2.45 | |
比较例 | 17 | 0.08 | 0.21 | 1.23 | 0.028 | 0.003 | 19.74 | 8.92 | *- | 0.62 | 0.020 | 0.065 | 0.0067 | - |
18 | 0.12 | 0.42 | 1.63 | 0.020 | 0.002 | 16.51 | 9.28 | 0.049 | 0.39 | 0.029 | 0.128 | *- | - | |
19 | 0.08 | 0.38 | 1.11 | 0.021 | 0.003 | 18.72 | 11.98 | *0.25 | 0.62 | 0.009 | 0.103 | *0.0103 | - | |
20 | 0.08 | 0.38 | 1.11 | 0.021 | 0.003 | 18.72 | 11.98 | 0.018 | *0.24 | 0.009 | 0.103 | 0.0045 | - |
区分 | 钢No. | 制造法 | 粒度和混晶率(%) | 水蒸汽氧化垢屑 | 高温强度(MPa) | ||||
最终热处理后 | 再热处理后 | 平均厚度(μm) | 发生状态 | ||||||
粒度 | 混晶率 | 粒度 | 混晶率 | ||||||
本发明例 | 1 | A | 9.2 | 5 | 8.7 | 10 | 21 | 均匀 | 113 |
2 | A | 9.8 | 0 | 8.5 | 5 | 12 | 均匀 | 92 | |
3 | A | 8.5 | 0 | 8.0 | 0 | 17 | 均匀 | 110 | |
4 | A | 7.6 | 5 | 7.8 | 5 | 12 | 均匀 | 138 | |
5 | A | 9.2 | 5 | 8.5 | 5 | 20 | 均匀 | 130 | |
6 | A | 11.0 | 15 | 10.3 | 15 | 20 | 稍不均 | 118 | |
7 | A | 8.4 | 5 | 8.0 | 10 | 16 | 均匀 | 95 | |
8 | A | 9.3 | 0 | 8.8 | 5 | 14 | 均匀 | 115 | |
9 | A | 9.5 | 5 | 8.1 | 10 | 13 | 均匀 | 120 | |
10 | A | 7.8 | 5 | 7.5 | 5 | 21 | 均匀 | 100 | |
11 | A | 10.5 | 0 | 9.3 | 10 | 7 | 均匀 | 112 | |
12 | A | 9.6 | 0 | 8.7 | 5 | 18 | 均匀 | 121 | |
13 | A | 8.5 | 0 | 7.5 | 5 | 22 | 均匀 | 123 | |
14 | B | 9.3 | 5 | 8.0 | 10 | 19 | 均匀 | 108 | |
15 | B | 8.9 | 5 | 8.1 | 5 | 15 | 均匀 | 140 | |
16 | B | 10.3 | 15 | 10.0 | 20 | 28 | 稍不均 | 138 | |
比较例 | 17 | A | 8.5 | 15 | 6.0 | 30 | 52-80 | 不均 | 50 |
18 | A | 9.2 | 20 | 6.5 | 30 | 43-90 | 不均 | 53 | |
19 | A | 7.4 | 20 | 6.3 | 30 | 55-70 | 不均 | 55 | |
20 | A | *5.4 | 10 | 4.8 | 10 | 78 | 均匀 | 60 |
钢No. | 前段热处理 | 塑性加工 | 最终热处理 | 粒度和混品率(%) | 水蒸汽氧化垢屑 | 高温强度(MPa) | |||||||
加热温度(℃) | 冷却速度(℃/秒) | 加工温度(℃) | 截面减少率(%) | 加热温度(℃) | 冷却速度(℃/秒) | 最终热处理后 | 再热处理后 | 平均厚度(μm) | 发生状态 | ||||
粒度 | 混晶率 | 粒度 | 混晶率 | ||||||||||
2 | 1220 | 0.55 | 室温 | 30 | 1200 | 0.55 | 9.8 | 0 | 8.5 | 5 | 12 | 均匀 | 92 |
*1080 | 0.55 | 室温 | 30 | 1200 | 0.55 | *4.0 | 25 | 3.5 | 30 | 57-107 | 不均 | 110 | |
1220 | *0.18 | 室温 | 30 | 1200 | 0.55 | 8.1 | 30 | 6.5 | 30 | 40-70 | 不均 | 103 | |
1220 | 0.55 | *600 | 30 | 1200 | 0.55 | *4.5 | 20 | 3.8 | 25 | 48-105 | 不均 | 108 | |
1220 | 0.55 | 室温 | *5 | 1200 | 0.55 | *3.8 | 20 | 3.0 | 30 | 60-120 | 不均 | 110 | |
1220 | 0.55 | 室温 | 30 | 1220 | 0.55 | *6.8 | 10 | 6.0 | 10 | 45-85 | 不均 | 107 |
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002064395A JP3632672B2 (ja) | 2002-03-08 | 2002-03-08 | 耐水蒸気酸化性に優れたオーステナイト系ステンレス鋼管およびその製造方法 |
JP2002064395 | 2002-03-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1443867A CN1443867A (zh) | 2003-09-24 |
CN1220842C true CN1220842C (zh) | 2005-09-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB03119950XA Expired - Lifetime CN1220842C (zh) | 2002-03-08 | 2003-03-10 | 耐水蒸汽氧化性优良的奥氏体系不锈钢管及其制造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7014720B2 (zh) |
EP (1) | EP1342807B1 (zh) |
JP (1) | JP3632672B2 (zh) |
KR (1) | KR100519262B1 (zh) |
CN (1) | CN1220842C (zh) |
CA (1) | CA2420796C (zh) |
DE (1) | DE60306226T2 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110709527A (zh) * | 2017-06-09 | 2020-01-17 | 日本制铁株式会社 | 奥氏体系合金管及其制造方法 |
Families Citing this family (80)
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JP3838216B2 (ja) * | 2003-04-25 | 2006-10-25 | 住友金属工業株式会社 | オーステナイト系ステンレス鋼 |
JP4632954B2 (ja) * | 2003-10-20 | 2011-02-16 | 株式会社クボタ | 時効延性及びクリープ破断強度に優れた水素製造反応管用耐熱鋳鋼 |
DK1637785T3 (da) * | 2004-09-15 | 2010-08-16 | Sumitomo Metal Ind | Stålrør med fremragende eksfolieringsmodstandsdygtighed mod afskalning på den indvendige overflade |
US7513320B2 (en) * | 2004-12-16 | 2009-04-07 | Tdy Industries, Inc. | Cemented carbide inserts for earth-boring bits |
CN100577844C (zh) | 2005-04-04 | 2010-01-06 | 住友金属工业株式会社 | 奥氏体类不锈钢 |
US8637127B2 (en) | 2005-06-27 | 2014-01-28 | Kennametal Inc. | Composite article with coolant channels and tool fabrication method |
US7687156B2 (en) | 2005-08-18 | 2010-03-30 | Tdy Industries, Inc. | Composite cutting inserts and methods of making the same |
CN100395479C (zh) * | 2006-03-03 | 2008-06-18 | 朱国良 | 高性能不锈钢无缝钢管的加工工艺 |
JP2009535536A (ja) | 2006-04-27 | 2009-10-01 | ティーディーワイ・インダストリーズ・インコーポレーテッド | モジュール型の固定カッターボーリングビット、モジュール型の固定カッターボーリングビット本体及びそれに関連する方法 |
US7815848B2 (en) * | 2006-05-08 | 2010-10-19 | Huntington Alloys Corporation | Corrosion resistant alloy and components made therefrom |
EP2078101A2 (en) * | 2006-10-25 | 2009-07-15 | TDY Industries, Inc. | Articles having improved resistance to thermal cracking |
WO2008087807A1 (ja) | 2007-01-15 | 2008-07-24 | Sumitomo Metal Industries, Ltd. | オーステナイト系ステンレス鋼溶接継手およびオーステナイト系ステンレス鋼溶接材料 |
US8512882B2 (en) * | 2007-02-19 | 2013-08-20 | TDY Industries, LLC | Carbide cutting insert |
US7846551B2 (en) | 2007-03-16 | 2010-12-07 | Tdy Industries, Inc. | Composite articles |
WO2009044796A1 (ja) * | 2007-10-03 | 2009-04-09 | Sumitomo Metal Industries, Ltd. | オーステナイト系ステンレス鋼 |
US8865060B2 (en) | 2007-10-04 | 2014-10-21 | Nippon Steel & Sumitomo Metal Corporation | Austenitic stainless steel |
EP2199420B1 (en) * | 2007-10-04 | 2013-05-22 | Nippon Steel & Sumitomo Metal Corporation | Austenitic stainless steel |
US20150010425A1 (en) | 2007-10-04 | 2015-01-08 | Nippon Steel & Sumitomo Metal Corporation | Austenitic stainless steel |
KR101569306B1 (ko) | 2007-11-29 | 2015-11-13 | 에이티아이 프로퍼티즈, 인코퍼레이티드 | 린 오스테나이트계 스테인리스 강 |
KR20090066000A (ko) * | 2007-12-18 | 2009-06-23 | 주식회사 포스코 | 고진공, 고순도 가스 배관용 오스테나이트계 스테인리스강 |
US8337749B2 (en) | 2007-12-20 | 2012-12-25 | Ati Properties, Inc. | Lean austenitic stainless steel |
MX2010006038A (es) * | 2007-12-20 | 2010-08-11 | Ati Properties Inc | Acero inoxidable austenitico con bajo contenido de niquel que contiene elementos de estabilizacion. |
DK2229463T3 (en) | 2007-12-20 | 2017-10-23 | Ati Properties Llc | Corrosion resistant lean austenitic stainless steel |
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- 2003-03-05 KR KR10-2003-0013709A patent/KR100519262B1/ko active IP Right Grant
- 2003-03-05 US US10/378,905 patent/US7014720B2/en not_active Expired - Lifetime
- 2003-03-06 EP EP03005052A patent/EP1342807B1/en not_active Expired - Lifetime
- 2003-03-06 DE DE60306226T patent/DE60306226T2/de not_active Expired - Lifetime
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CN110709527A (zh) * | 2017-06-09 | 2020-01-17 | 日本制铁株式会社 | 奥氏体系合金管及其制造方法 |
CN110709527B (zh) * | 2017-06-09 | 2021-08-31 | 日本制铁株式会社 | 奥氏体系合金管及其制造方法 |
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EP1342807B1 (en) | 2006-06-21 |
JP2003268503A (ja) | 2003-09-25 |
CA2420796C (en) | 2007-02-13 |
EP1342807A3 (en) | 2004-01-28 |
KR20030074232A (ko) | 2003-09-19 |
JP3632672B2 (ja) | 2005-03-23 |
KR100519262B1 (ko) | 2005-10-06 |
US7014720B2 (en) | 2006-03-21 |
DE60306226D1 (de) | 2006-08-03 |
CN1443867A (zh) | 2003-09-24 |
CA2420796A1 (en) | 2003-09-08 |
DE60306226T2 (de) | 2007-06-06 |
EP1342807A2 (en) | 2003-09-10 |
US20030231976A1 (en) | 2003-12-18 |
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