CN105908085A - Antibiotic stainless steel - Google Patents
Antibiotic stainless steel Download PDFInfo
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- CN105908085A CN105908085A CN201610462806.1A CN201610462806A CN105908085A CN 105908085 A CN105908085 A CN 105908085A CN 201610462806 A CN201610462806 A CN 201610462806A CN 105908085 A CN105908085 A CN 105908085A
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- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- 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
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- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- 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
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- 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
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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- 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
- C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
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- 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
- C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
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- 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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- 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
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- 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
- C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
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Abstract
The invention discloses an antibiotic stainless steel. The antibiotic stainless steel comprises the following chemical components, 0.30-0.50 wt% of nickel, 0.80-1.40 wt% of manganese, 0.20-0.34 wt% of silicon, 0.14-0.18 wt% of carbon, 0.02-0.06 wt% of boron, 0.01-0.02 wt% of phosphorus, 0.015-0.025 wt% of sulfur, 0.08-0.1 wt% of erbium, 0.06-0.2 wt% of vanadium, 0.2-0.3 wt% of thulium, 0.02-0.08 wt% of molybdenum, 0.08-0.1 wt% of titanium, 0.02-0.04 wt% of niobium, 0.06-0.2 wt% of rubidium, 0.08-0.1 wt% of thorium, 0.06-0.08 wt% of chromium and 0.06-0.08 wt% of copper, with the balance being iron, wherein the content of the chromium is five to seven times as much as the content of the copper. The antibiotic stainless steel is excellent in antibiotic property. The antibiotic effect is related to the ratio of the content of the chromium and the content of the copper and the antibiotic effect is best when the content of the chromium is five to seven times as much as the content of the copper.
Description
Technical field
The present invention relates to rustless steel, be specifically related to a kind of anti-bacteria stainless steel.
Background technology
Although current stainless steel products has preferable decay resistance and mechanical performance, but does not have preferable sterilization capability.
Will necessarily very be required to compare to environmental health by hospital etc. if able to develop a kind of rustless steel with higher sterilization capability
The welcome in high place.
Summary of the invention
It is an object of the invention to provide a kind of anti-bacteria stainless steel.
The above-mentioned purpose of the present invention is achieved by techniques below scheme:
A kind of anti-bacteria stainless steel, including following chemical composition: 0.30～0.50wt% nickel, 0.80～1.40wt% manganese, 0.20～0.34wt%
Silicon, 0.14～0.18wt% carbon, 0.02～0.06wt% boron, 0.01～0.02wt% phosphorus, 0.015～0.025wt% sulfur, 0.08～0.1wt%
Erbium, 0.06～0.2wt% vanadium, 0.2～0.3wt% thulium, 0.02～0.08wt% molybdenum, 0.08～0.1wt% titanium, 0.02～0.04wt% niobium,
0.06～0.2wt% rubidium, 0.08～0.1wt% thorium, 0.06～0.08wt% chromium and copper, surplus is ferrum；Wherein, described chromium content is copper
5～7 times of content.
Further, described anti-bacteria stainless steel includes following chemical composition: 0.40wt% nickel, 1.10wt% manganese, 0.27wt% silicon,
0.16wt% carbon, 0.04wt% boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium, 0.13wt% vanadium, 0.25wt% thulium,
0.05wt% molybdenum, 0.09wt% titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium, 0.07wt% chromium and copper, surplus is ferrum；
Wherein, described chromium content is 6 times of copper content.
Further, described anti-bacteria stainless steel includes following chemical composition: 0.30wt% nickel, 0.80wt% manganese, 0.20wt% silicon,
0.14wt% carbon, 0.02wt% boron, 0.01wt% phosphorus, 0.015wt% sulfur, 0.08wt% erbium, 0.06wt% vanadium, 0.2wt% thulium,
0.02wt% molybdenum, 0.08wt% titanium, 0.02wt% niobium, 0.06wt% rubidium, 0.08wt% thorium, 0.06wt% chromium and copper, surplus is ferrum；
Wherein, described chromium content is 5 times of copper content.
Further, described anti-bacteria stainless steel includes following chemical composition: 0.50wt% nickel, 1.40wt% manganese, 0.34wt% silicon,
0.18wt% carbon, 0.06wt% boron, 0.02wt% phosphorus, 0.025wt% sulfur, 0.1wt% erbium, 0.2wt% vanadium, 0.3wt% thulium, 0.08wt%
Molybdenum, 0.1wt% titanium, 0.04wt% niobium, 0.2wt% rubidium, 0.1wt% thorium, 0.08wt% chromium and copper, surplus is ferrum；Wherein, institute
State that chromium content is copper content 7 times.
Advantages of the present invention:
The anti-bacteria stainless steel that the present invention provides has the anti-microbial property of excellence, and this antibacterial effect is relevant with the ratio of chromium and copper content,
When chromium content is 5～7 times of copper content, antibacterial effect is best.
Detailed description of the invention
Further illustrate the essentiality content of the present invention below in conjunction with embodiment, but do not limit scope with this.To the greatest extent
The present invention is explained in detail by pipe with reference to preferred embodiment, it will be understood by those within the art that, can be to the present invention
Technical scheme modify or equivalent, without deviating from the spirit and scope of technical solution of the present invention.
Embodiment 1: anti-bacteria stainless steel
Composition: include following chemical composition: 0.40wt% nickel, 1.10wt% manganese, 0.27wt% silicon, 0.16wt% carbon, 0.04wt%
Boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium, 0.13wt% vanadium, 0.25wt% thulium, 0.05wt% molybdenum, 0.09wt%
Titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium, 0.07wt% chromium and copper, surplus is ferrum；Wherein, described chromium content
For copper content 6 times.
Embodiment 2: anti-bacteria stainless steel
Composition: include following chemical composition: 0.30wt% nickel, 0.80wt% manganese, 0.20wt% silicon, 0.14wt% carbon, 0.02wt%
Boron, 0.01wt% phosphorus, 0.015wt% sulfur, 0.08wt% erbium, 0.06wt% vanadium, 0.2wt% thulium, 0.02wt% molybdenum, 0.08wt%
Titanium, 0.02wt% niobium, 0.06wt% rubidium, 0.08wt% thorium, 0.06wt% chromium and copper, surplus is ferrum；Wherein, described chromium content
For copper content 5 times.
Embodiment 3: anti-bacteria stainless steel
Composition: include following chemical composition: 0.50wt% nickel, 1.40wt% manganese, 0.34wt% silicon, 0.18wt% carbon, 0.06wt%
Boron, 0.02wt% phosphorus, 0.025wt% sulfur, 0.1wt% erbium, 0.2wt% vanadium, 0.3wt% thulium, 0.08wt% molybdenum, 0.1wt% titanium,
0.04wt% niobium, 0.2wt% rubidium, 0.1wt% thorium, 0.08wt% chromium and copper, surplus is ferrum；Wherein, described chromium content is that copper contains
7 times of amount.
Embodiment 4: anti-bacteria stainless steel
Composition: include following chemical composition: 0.40wt% nickel, 1.10wt% manganese, 0.27wt% silicon, 0.16wt% carbon, 0.04wt%
Boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium, 0.13wt% vanadium, 0.25wt% thulium, 0.05wt% molybdenum, 0.09wt%
Titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium, 0.07wt% chromium and copper, surplus is ferrum；Wherein, described chromium content
For copper content 5 times.
Embodiment 5: anti-bacteria stainless steel
Composition: include following chemical composition: 0.40wt% nickel, 1.10wt% manganese, 0.27wt% silicon, 0.16wt% carbon, 0.04wt%
Boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium, 0.13wt% vanadium, 0.25wt% thulium, 0.05wt% molybdenum, 0.09wt%
Titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium, 0.07wt% chromium and copper, surplus is ferrum；Wherein, described chromium content
For copper content 7 times.
Embodiment 6: comparative example, chromium content is 4 times of copper content
Composition: include following chemical composition: 0.40wt% nickel, 1.10wt% manganese, 0.27wt% silicon, 0.16wt% carbon, 0.04wt%
Boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium, 0.13wt% vanadium, 0.25wt% thulium, 0.05wt% molybdenum, 0.09wt%
Titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium, 0.07wt% chromium and copper, surplus is ferrum；Wherein, described chromium content
For copper content 4 times.
Embodiment 7: comparative example, chromium content is 8 times of copper content
Composition: include following chemical composition: 0.40wt% nickel, 1.10wt% manganese, 0.27wt% silicon, 0.16wt% carbon, 0.04wt%
Boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium, 0.13wt% vanadium, 0.25wt% thulium, 0.05wt% molybdenum, 0.09wt%
Titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium, 0.07wt% chromium and copper, surplus is ferrum；Wherein, described chromium content
For copper content 8 times.
Embodiment 8: effect example
Prepare the stainless steel material shown in embodiment 1～7 respectively, the block sample of Φ 20 × 5mm, measure respectively to escherichia coli,
The suppression sterilizing rate (%, 30 minutes) of staphylococcus aureus, Candida albicans and clostridium tetani, result see table.
| Escherichia coli | Staphylococcus aureus | Candida albicans | Clostridium tetani | |
| Embodiment 1 | 100 | 100 | 100 | 100 |
| Embodiment 4 | 98 | 99 | 98 | 97 |
| Embodiment 5 | 99 | 98 | 99 | 98 |
| Embodiment 6 | 32 | 44 | 38 | 48 |
| Embodiment 7 | 31 | 46 | 36 | 45 |
The fungistatic effect of embodiment 2,3 is basically identical with embodiment 4,5.
The above results shows, the anti-bacteria stainless steel that the present invention provides has the anti-microbial property of excellence, this antibacterial effect and chromium and copper
The ratio of content is relevant, and when chromium content is 5～7 times of copper content, antibacterial effect is best.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but does not limit protection scope of the present invention with this.
It will be understood by those within the art that, technical scheme can be modified or equivalent, and not take off
Essence and protection domain from technical solution of the present invention.
Claims (4)
1. an anti-bacteria stainless steel, it is characterised in that include following chemical composition: 0.30～0.50wt% nickel, 0.80～1.40wt%
Manganese, 0.20～0.34wt% silicon, 0.14～0.18wt% carbon, 0.02～0.06wt% boron, 0.01～0.02wt% phosphorus, 0.015～0.025wt%
Sulfur, 0.08～0.1wt% erbium, 0.06～0.2wt% vanadium, 0.2～0.3wt% thulium, 0.02～0.08wt% molybdenum, 0.08～0.1wt% titanium,
0.02～0.04wt% niobium, 0.06～0.2wt% rubidium, 0.08～0.1wt% thorium, 0.06～0.08wt% chromium and copper, surplus is ferrum；Wherein,
Described chromium content is 5～7 times of copper content.
Anti-bacteria stainless steel the most according to claim 1, it is characterised in that include following chemical composition: 0.40wt% nickel,
1.10wt% manganese, 0.27wt% silicon, 0.16wt% carbon, 0.04wt% boron, 0.015wt% phosphorus, 0.020wt% sulfur, 0.09wt% erbium,
0.13wt% vanadium, 0.25wt% thulium, 0.05wt% molybdenum, 0.09wt% titanium, 0.03wt% niobium, 0.13wt% rubidium, 0.09wt% thorium,
0.07wt% chromium and copper, surplus is ferrum；Wherein, described chromium content is 6 times of copper content.
Anti-bacteria stainless steel the most according to claim 1, it is characterised in that include following chemical composition: 0.30wt% nickel,
0.80wt% manganese, 0.20wt% silicon, 0.14wt% carbon, 0.02wt% boron, 0.01wt% phosphorus, 0.015wt% sulfur, 0.08wt% erbium,
0.06wt% vanadium, 0.2wt% thulium, 0.02wt% molybdenum, 0.08wt% titanium, 0.02wt% niobium, 0.06wt% rubidium, 0.08wt% thorium,
0.06wt% chromium and copper, surplus is ferrum；Wherein, described chromium content is 5 times of copper content.
Anti-bacteria stainless steel the most according to claim 1, it is characterised in that include following chemical composition: 0.50wt% nickel,
1.40wt% manganese, 0.34wt% silicon, 0.18wt% carbon, 0.06wt% boron, 0.02wt% phosphorus, 0.025wt% sulfur, 0.1wt% erbium,
0.2wt% vanadium, 0.3wt% thulium, 0.08wt% molybdenum, 0.1wt% titanium, 0.04wt% niobium, 0.2wt% rubidium, 0.1wt% thorium, 0.08wt%
Chromium and copper, surplus is ferrum；Wherein, described chromium content is 7 times of copper content.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610462806.1A CN105908085A (en) | 2016-06-22 | 2016-06-22 | Antibiotic stainless steel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610462806.1A CN105908085A (en) | 2016-06-22 | 2016-06-22 | Antibiotic stainless steel |
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| CN105908085A true CN105908085A (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610462806.1A Pending CN105908085A (en) | 2016-06-22 | 2016-06-22 | Antibiotic stainless steel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761008A (en) * | 2017-10-09 | 2018-03-06 | 上海前引科技有限公司 | A kind of antibacterial and mouldproof anion stainless steel and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168226A (en) * | 2011-04-02 | 2011-08-31 | 裘德鑫 | Martensite antibacterial stainless steel and manufacturing method thereof |
| CN103276300A (en) * | 2013-04-29 | 2013-09-04 | 宁波市博祥新材料科技有限公司 | Copper-containing antibacterial stainless steel and preparation method thereof |
-
2016
- 2016-06-22 CN CN201610462806.1A patent/CN105908085A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102168226A (en) * | 2011-04-02 | 2011-08-31 | 裘德鑫 | Martensite antibacterial stainless steel and manufacturing method thereof |
| CN103276300A (en) * | 2013-04-29 | 2013-09-04 | 宁波市博祥新材料科技有限公司 | Copper-containing antibacterial stainless steel and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107761008A (en) * | 2017-10-09 | 2018-03-06 | 上海前引科技有限公司 | A kind of antibacterial and mouldproof anion stainless steel and preparation method thereof |
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