CN1111613C - 耐浓、稀硝酸腐蚀的高硅奥氏体不锈钢 - Google Patents
耐浓、稀硝酸腐蚀的高硅奥氏体不锈钢 Download PDFInfo
- Publication number
- CN1111613C CN1111613C CN 00100448 CN00100448A CN1111613C CN 1111613 C CN1111613 C CN 1111613C CN 00100448 CN00100448 CN 00100448 CN 00100448 A CN00100448 A CN 00100448A CN 1111613 C CN1111613 C CN 1111613C
- Authority
- CN
- China
- Prior art keywords
- nitric acid
- stainless steel
- present
- concentrated
- corrosion
- 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.)
- Expired - Lifetime
Links
- 229910017604 nitric acid Inorganic materials 0.000 title claims abstract description 38
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 24
- 239000010935 stainless steel Substances 0.000 title claims abstract description 23
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 14
- 239000010703 silicon Substances 0.000 title claims abstract description 13
- 229910001566 austenite Inorganic materials 0.000 title claims description 8
- 238000005260 corrosion Methods 0.000 claims abstract description 20
- 230000007797 corrosion Effects 0.000 claims abstract description 19
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 5
- 229910052702 rhenium Inorganic materials 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229910000963 austenitic stainless steel Inorganic materials 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 18
- 239000010959 steel Substances 0.000 description 18
- 239000011651 chromium Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000011084 recovery Methods 0.000 description 6
- 230000000087 stabilizing effect Effects 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- YIXJRHPUWRPCBB-UHFFFAOYSA-N magnesium nitrate Chemical compound [Mg+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O YIXJRHPUWRPCBB-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 206010070834 Sensitisation Diseases 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- QDMGKUOANLJICG-UHFFFAOYSA-N [Mg].[N+](=O)(O)[O-] Chemical compound [Mg].[N+](=O)(O)[O-] QDMGKUOANLJICG-UHFFFAOYSA-N 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Landscapes
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Heat Treatment Of Articles (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
Description
| 性能指标(供货态) | 1Cr18Ni9Ti | KY704 | KY706 | 附注 | |
| σb(MPa) | ≥539 | ≥540 | ≥600 | ||
| δ5(%) | ≥40 | ≥40 | ≥35 | ||
| 耐腐蚀98%HNO3(毫米/年) | 50℃ | >5 | <0.1 | <0.1 | |
| 沸腾温度 | >10 | ≤0.5 | <0.5 | ||
| 耐腐蚀65%HNO3(毫米/年) | 50℃ | <0.1 | <0.1 | <0.1 | |
| 沸腾温度 | <1.0 | <1.0 | <1.0 | ||
| 锻造成材率(%) | ~80 | 75~80 | 60~80 | ||
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00100448 CN1111613C (zh) | 2000-02-01 | 2000-02-01 | 耐浓、稀硝酸腐蚀的高硅奥氏体不锈钢 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00100448 CN1111613C (zh) | 2000-02-01 | 2000-02-01 | 耐浓、稀硝酸腐蚀的高硅奥氏体不锈钢 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1307141A CN1307141A (zh) | 2001-08-08 |
| CN1111613C true CN1111613C (zh) | 2003-06-18 |
Family
ID=4575469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00100448 Expired - Lifetime CN1111613C (zh) | 2000-02-01 | 2000-02-01 | 耐浓、稀硝酸腐蚀的高硅奥氏体不锈钢 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1111613C (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5003151B2 (ja) * | 2006-12-28 | 2012-08-15 | 住友金属工業株式会社 | 高Cr−高Ni基合金鋼からなる継目無鋼管の製造方法 |
| CN103842547B (zh) * | 2011-07-29 | 2016-09-14 | 新日铁住金株式会社 | 高Si奥氏体系不锈钢的制造方法 |
| CN104109820A (zh) * | 2014-07-29 | 2014-10-22 | 山东雅百特金属结构系统有限公司 | 一种新型金属屋面板材料 |
| CN106756628A (zh) * | 2017-01-06 | 2017-05-31 | 江苏星火特钢有限公司 | 一种高硅含氮奥氏体不锈钢及其制备方法 |
-
2000
- 2000-02-01 CN CN 00100448 patent/CN1111613C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1307141A (zh) | 2001-08-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huzhou Fengtai Stainless Steel Pipe Co., Ltd. Assignor: Keye Steel Products Co., Ltd., Beijing Contract fulfillment period: 2005.7.5 to 2015.7.4 Contract record no.: 2008330002056 Denomination of invention: High-silicon austenite stainless steel resisting concentrated and dilute nitric acid corrosition Granted publication date: 20030618 License type: Exclusive license Record date: 20081117 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2005.7.5 TO 2015.7.4; CHANGE OF CONTRACT Name of requester: HUZHOU FENGTAI STAINLESS STEEL PIPE CO., LTD. Effective date: 20081117 |
|
| CX01 | Expiry of patent term |
Granted publication date: 20030618 |
|
| CX01 | Expiry of patent term | ||
| DD01 | Delivery of document by public notice |
Addressee: Gang Yimin Document name: Notice of expiration of patent right |
|
| DD01 | Delivery of document by public notice |