CN107400830A - A kind of screw-thread steel and preparation method thereof - Google Patents
A kind of screw-thread steel and preparation method thereof Download PDFInfo
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- CN107400830A CN107400830A CN201710714657.8A CN201710714657A CN107400830A CN 107400830 A CN107400830 A CN 107400830A CN 201710714657 A CN201710714657 A CN 201710714657A CN 107400830 A CN107400830 A CN 107400830A
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- screw
- thread steel
- rust
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- proof component
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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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/04—Alloys containing less than 50% by weight of each constituent containing tin or lead
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/06—Alloys containing less than 50% by weight of each constituent containing zinc
-
- 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Architecture (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The present invention relates to a kind of screw-thread steel and preparation method thereof.The screw-thread steel includes：Screw-thread steel body and rust-proof component；The rust-proof component in percentage terms, including：10 50% zinc, 1 15% silver medal, 15 45% nickel, 9 43% tin.Methods described includes：Prepare screw-thread steel body；Prepare rust-proof component；By the rust-proof component hot dip to the screw-thread steel body surface, antirust screw-thread steel is obtained.The screw-thread steel of this programme includes screw-thread steel body and rust-proof component, by the rust-proof component hot dip to the screw-thread steel body surface, oxygen reaction in the rust-proof component and air, one layer of fine and close sull is formed, is got rusty so as to prevent the material such as screw-thread steel body and water, air from contacting.
Description
Technical field
The present invention relates to architecture engineering material technical field, more particularly to a kind of screw-thread steel and preparation method thereof.
Background technology
Screw-thread steel is surface reinforcing bar with ribbing, also known as Ribbed Bar, is generally uniformly divided with 2 longitudinal ribs and along its length
The cross rib of cloth.The profile of cross rib is spiral shape, herringbone, 3 kinds of crescent.Represented with the millimeter of nominal diameter.Ribbed Bar
The nominal diameter plain bar equal equivalent to cross section nominal diameter.The nominal diameter of reinforcing bar is 8-50 millimeters, is recommended
A diameter of 8,12,16,20,25,32,40 millimeters used.Ribbed Bar is primarily subjected to tension in concrete.Ribbed Bar
Because the effect of rib, and concrete have larger cementitiousness, thus it can preferably bear the effect of external force.Screw-thread steel is used extensively
In the civil engineering construction such as house, bridge, road.Greatly to public affairs such as highway, railway, bridge, culvert, tunnel, flood control, dams
With facility, it is small to the basis of building construction, beam, post, wall, plate, the screw thread steel capital be indispensable structural material.With Chinatown
Town degree deepens continuously, and infrastructure construction, the booming demand to screw-thread steel of real estate are strong.
However, in engineering construction place, the shed and house of special storage screw-thread steel are not often built, is carried to
The screw-thread steel of building yard can only be placed in open-air atmosphere, no matter exposing to wind and rain, exposed to the sun and rain.The time one of stacking is grown, spiral shell
Line steel can get rusty, and influence the use of screw-thread steel and the quality of engineering.
The content of the invention
Based on this, it is necessary to the problem of being got rusty for screw-thread steel, there is provided a kind of screw-thread steel and preparation method thereof.
A kind of screw-thread steel, including：Screw-thread steel body and rust-proof component；The rust-proof component in percentage terms, including：
10-50% zinc, 1-15% silver, 15-45% nickel, 9-43% tin.
Preferably, the rust-proof component in percentage terms, including：25% zinc, 12% silver medal, 32% nickel, 25% tin.
Preferably, the screw-thread steel body percentages, including：0.1~0.3%C, 0.33~0.75%Mn, 0.12~
0.26%Si, 0.01~0.056%S, 0.02~0.05%P, 0.01~0.55%O, 0.003~0.008%N, 0.22~
0.75%H, surplus Fe.
Preferably, the screw-thread steel body percentages, including：0.22%C, 0.55%Mn, 0.22%Si, 0.035%
S, 0.36%P, 0.41%O, 0.0045%N, 0.455%H, surplus Fe.
A kind of preparation method of screw-thread steel, including：Prepare screw-thread steel body；Prepare rust-proof component；By the antirust group
Compound hot dip obtains antirust screw-thread steel to the screw-thread steel body surface.
Preferably, the rust-proof component hot dip to the step of screw-thread steel body surface is included：Antirust is combined
Thing is fitted into hot dip process container, heats and melts rust-proof component；The screw-thread steel body is put into hot dip process container；
Treat that the screw-thread steel body surface is uniformly covered with the rust-proof component of melting, the screw-thread steel body is taken out；To the screw thread
Steel body carries out cooling treatment.
Preferably, also include before the step screw-thread steel body being put into hot dip process container：To the screw thread
The surface of steel body carries out oil removing, derusting and drying process.
Preferably, the step of preparing rust-proof component includes：By the zinc of above-mentioned formula ratio, silver, nickel, tin particles are mixed
Close；By mixed particulate abrasive into default fineness.
Preferably, it is 100-250 mesh to preset fineness.
Preferably, the step of preparing screw-thread steel body includes：The raw material of above-mentioned formula ratio are heated, then carried out thick
Roll, middle bundle, finish rolling, then carry out wearing water process, upper cold bed natural cooling, scale, obtain screw-thread steel body.
Compared with prior art, the beneficial effects of the present invention are：
The screw-thread steel of this programme includes screw-thread steel body and rust-proof component, by the rust-proof component hot dip to the screw-thread steel
Body surface, oxygen reaction in the rust-proof component and air, one layer of fine and close sull is formed, so as to prevent screw thread
The material such as steel body and water, air is contacted and got rusty, and obtains that the screw-thread steel to get rusty can be prevented very well.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in the embodiment of the present invention
Technical scheme is clearly and completely described, it is clear that and described embodiment is part of the embodiment of the present invention, rather than entirely
The embodiment in portion.Based on the embodiment in the present invention, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of protection of the invention.
Embodiment 1
A kind of screw-thread steel, including：Screw-thread steel body and rust-proof component；The rust-proof component in percentage terms, including：10%
Zinc, 1% silver medal, 15% nickel, 9% tin.The screw-thread steel body percentages, including：0.1%C, 0.33%Mn, 0.12%Si,
0.01%S, 0.02%P, 0.01%O, 0.003%N, 0.22%H, surplus Fe.The preparation method of the screw-thread steel is as follows：
（1）The raw material of above-mentioned formula ratio are heated, then carry out roughing, middle bundle, finish rolling, then carry out wearing water process, on
Cold bed natural cooling, scale, obtain screw-thread steel body；
（2）By the zinc of above-mentioned formula ratio, silver, nickel, tin particles are mixed；By mixed particulate abrasive into fineness be 100 mesh,
Obtain rust-proof component.
（3）Rust-proof component is fitted into hot dip process container, heats and melts rust-proof component；
（4）Oil removing, derusting and drying process are carried out to the surface of the screw-thread steel body.
（5）The screw-thread steel body is put into hot dip process container；
（6）Treat that the screw-thread steel body surface is uniformly covered with the rust-proof component of melting, the screw-thread steel body is taken out；
（7）Cooling treatment is carried out to the screw-thread steel body.
After testing, hot dip to the rust-proof component thickness of screw-thread steel body be 0.22mm.
Respectively by the screw-thread steel of the present embodiment as much（As experimental group）, uncoated antirust coat regular screw threads steel
（As a control group 1）, coating zinc layers screw-thread steel（As a control group 2）, apply silver-coated layer screw-thread steel（As a control group 3）, nickel coating
Layer screw-thread steel（As a control group 4）With coating tin layers screw-thread steel（As a control group 5）Be placed on outdoor, observe its scale rate.
| 0 | 30 days | 60 days | 90 days | 120 days | |
| The present embodiment screw-thread steel scale rate（%） | 0 | 1 | 1.3 | 1.5 | 1.8 |
| Regular screw threads steel scale rate（%） | 0 | 3 | 5 | 6.5 | 8 |
| Coat zinc layers screw-thread steel scale rate（%） | 0 | 2.1 | 2.9 | 3.5 | 4 |
| Apply silver-coated layer screw-thread steel scale rate（%） | 0 | 1.8 | 2.7 | 3.5 | 4.1 |
| Coat nickel dam screw-thread steel scale rate（%） | 0 | 1.6 | 2.2 | 2.8 | 3.6 |
| Coat tin layers screw-thread steel scale rate（%） | 0 | 2.5 | 3.2 | 4.3 | 4.5 |
Embodiment 2
A kind of screw-thread steel, including：Screw-thread steel body and rust-proof component；The rust-proof component in percentage terms, including：50%
Zinc, 15% silver medal, 45% nickel, 43% tin.The screw-thread steel body percentages, including：0.3%C, 0.75%Mn, 0.26%Si,
0.056%S, 0.05%P, 0.55%O, 0.008%N, 0.75%H, surplus Fe.The preparation method of the screw-thread steel is as follows：
（1）The raw material of above-mentioned formula ratio are heated, then carry out roughing, middle bundle, finish rolling, then carry out wearing water process, on
Cold bed natural cooling, scale, obtain screw-thread steel body；
（2）By the zinc of above-mentioned formula ratio, silver, nickel, tin particles are mixed；By mixed particulate abrasive into fineness be 250 mesh,
Obtain rust-proof component.
（3）Rust-proof component is fitted into hot dip process container, heats and melts rust-proof component；
（4）Oil removing, derusting and drying process are carried out to the surface of the screw-thread steel body.
（5）The screw-thread steel body is put into hot dip process container；
（6）Treat that the screw-thread steel body surface is uniformly covered with the rust-proof component of melting, the screw-thread steel body is taken out；
（7）Cooling treatment is carried out to the screw-thread steel body.
After testing, hot dip to the rust-proof component thickness of screw-thread steel body be 0.30mm.
Respectively by the screw-thread steel of the present embodiment as much（As experimental group）, uncoated antirust coat regular screw threads steel
（As a control group 1）, coating zinc layers screw-thread steel（As a control group 2）, apply silver-coated layer screw-thread steel（As a control group 3）, nickel coating
Layer screw-thread steel（As a control group 4）With coating tin layers screw-thread steel（As a control group 5）Be placed on outdoor, observe its scale rate.
| 0 | 30 days | 60 days | 90 days | 120 days | |
| The present embodiment screw-thread steel scale rate（%） | 0 | 0.7 | 0.95 | 1.3 | 1.45 |
| Regular screw threads steel scale rate（%） | 0 | 3 | 5 | 6.5 | 8 |
| Coat zinc layers screw-thread steel scale rate（%） | 0 | 2.1 | 2.9 | 3.5 | 4 |
| Apply silver-coated layer screw-thread steel scale rate（%） | 0 | 1.8 | 2.7 | 3.5 | 4.1 |
| Coat nickel dam screw-thread steel scale rate（%） | 0 | 1.6 | 2.2 | 2.8 | 3.6 |
| Coat tin layers screw-thread steel scale rate（%） | 0 | 2.5 | 3.2 | 4.3 | 4.5 |
Embodiment 3
A kind of screw-thread steel, including：Screw-thread steel body and rust-proof component；The rust-proof component in percentage terms, including：25%
Zinc, 12% silver medal, 32% nickel, 25% tin.The screw-thread steel body percentages, including 0.22%C, 0.55%Mn, 0.22%Si,
0.035%S, 0.36%P, 0.41%O, 0.0045%N, 0.455%H, surplus Fe.The preparation method of the screw-thread steel is such as
Under：
（1）The raw material of above-mentioned formula ratio are heated, then carry out roughing, middle bundle, finish rolling, then carry out wearing water process, on
Cold bed natural cooling, scale, obtain screw-thread steel body；
（2）By the zinc of above-mentioned formula ratio, silver, nickel, tin particles are mixed；By mixed particulate abrasive into fineness be 150 mesh,
Obtain rust-proof component.
（3）Rust-proof component is fitted into hot dip process container, heats and melts rust-proof component；
（4）Oil removing, derusting and drying process are carried out to the surface of the screw-thread steel body.
（5）The screw-thread steel body is put into hot dip process container；
（6）Treat that the screw-thread steel body surface is uniformly covered with the rust-proof component of melting, the screw-thread steel body is taken out；
（7）Cooling treatment is carried out to the screw-thread steel body.
After testing, hot dip to the rust-proof component thickness of screw-thread steel body be 0.32mm.
Respectively by the screw-thread steel of the present embodiment as much（As experimental group）, uncoated antirust coat regular screw threads steel
（As a control group 1）, coating zinc layers screw-thread steel（As a control group 2）, apply silver-coated layer screw-thread steel（As a control group 3）, nickel coating
Layer screw-thread steel（As a control group 4）With coating tin layers screw-thread steel（As a control group 5）Be placed on outdoor, observe its scale rate.
| 0 | 30 days | 60 days | 90 days | 120 days | |
| The present embodiment screw-thread steel scale rate（%） | 0 | 0.4 | 0.55 | 0.7 | 0.82 |
| Regular screw threads steel scale rate（%） | 0 | 3 | 5 | 6.5 | 8 |
| Coat zinc layers screw-thread steel scale rate（%） | 0 | 2.1 | 2.9 | 3.5 | 4 |
| Apply silver-coated layer screw-thread steel scale rate（%） | 0 | 1.8 | 2.7 | 3.5 | 4.1 |
| Coat nickel dam screw-thread steel scale rate（%） | 0 | 1.6 | 2.2 | 2.8 | 3.6 |
| Coat tin layers screw-thread steel scale rate（%） | 0 | 2.5 | 3.2 | 4.3 | 4.5 |
To sum up, the screw-thread steel of this programme includes screw-thread steel body and rust-proof component, and the rust-proof component hot dip is arrived
The screw-thread steel body surface, oxygen reaction in the rust-proof component and air, one layer of fine and close sull is formed, from
And prevent that the material such as screw-thread steel body and water, air from contacting and getting rusty, and obtains that the screw-thread steel to get rusty can be prevented very well.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
- A kind of 1. screw-thread steel, it is characterised in that including：Screw-thread steel body and rust-proof component；The rust-proof component presses percentage Than meter, including：10-50% zinc, 1-15% silver, 15-45% nickel, 9-43% tin.
- 2. screw-thread steel according to claim 1, it is characterised in that the rust-proof component in percentage terms, including：25% Zinc, 12% silver medal, 32% nickel, 25% tin.
- 3. screw-thread steel according to claim 1, it is characterised in that the screw-thread steel body percentages, including：0.1~ 0.3%C, 0.33~0.75%Mn, 0.12~0.26%Si, 0.01~0.056%S, 0.02~0.05%P, 0.01~ 0.55%O, 0.003~0.008%N, 0.22~0.75%H, surplus Fe.
- 4. screw-thread steel according to claim 3, it is characterised in that the screw-thread steel body percentages, including：0.22% C, 0.55%Mn, 0.22%Si, 0.035%S, 0.36%P, 0.41%O, 0.0045%N, 0.455%H, surplus Fe.
- A kind of 5. preparation method of screw-thread steel, it is characterised in that including：Prepare screw-thread steel body；Prepare rust-proof component；By the rust-proof component hot dip to the screw-thread steel body surface, antirust screw-thread steel is obtained.
- 6. the preparation method of screw-thread steel according to claim 5, it is characterised in that by the rust-proof component hot dip to institute The step of stating screw-thread steel body surface includes：Rust-proof component is fitted into hot dip process container, heats and melts rust-proof component；The screw-thread steel body is put into hot dip process container；Treat that the screw-thread steel body surface is uniformly covered with the rust-proof component of melting, the screw-thread steel body is taken out；Cooling treatment is carried out to the screw-thread steel body.
- 7. the preparation method of screw-thread steel according to claim 6, it is characterised in that the screw-thread steel body is put into hot dip Also include before step in process container：Oil removing, derusting and drying process are carried out to the surface of the screw-thread steel body.
- 8. the preparation method of screw-thread steel according to claim 5, it is characterised in that the step of preparing rust-proof component is wrapped Include：By the zinc of formula ratio in claim 1 or 2, silver, nickel, tin particles are mixed；By mixed particulate abrasive into default fineness.
- 9. the preparation method of screw-thread steel according to claim 8, it is characterised in that default fineness is 100-250 mesh.
- 10. the preparation method of screw-thread steel according to claim 5, it is characterised in that the step of preparing screw-thread steel body is wrapped Include：The raw material of the formula ratio of claim 3 or 4 are heated, then carry out roughing, middle bundle, finish rolling, then carry out wearing water Processing, upper cold bed natural cooling, scale, obtains screw-thread steel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710714657.8A CN107400830A (en) | 2017-08-19 | 2017-08-19 | A kind of screw-thread steel and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710714657.8A CN107400830A (en) | 2017-08-19 | 2017-08-19 | A kind of screw-thread steel and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401813A (en) * | 2001-08-14 | 2003-03-12 | 玛加公司 | Tin-silver coating |
| CN1441077A (en) * | 2002-02-28 | 2003-09-10 | 尾上广司 | High strength therad steel and high strength screw |
| CN101275197A (en) * | 2007-07-19 | 2008-10-01 | 天津钢铁有限公司 | High-strength rebar and manufacturing process thereof |
| CN101405421A (en) * | 2006-03-20 | 2009-04-08 | 新日本制铁株式会社 | Highly corrosion-resistant hot dip galvanized steel stock |
| CN106269446A (en) * | 2016-10-07 | 2017-01-04 | 柳州欧维姆机械股份有限公司 | High anticorrosion major diameter high-strength screw-thread steel rod and preparation method thereof |
-
2017
- 2017-08-19 CN CN201710714657.8A patent/CN107400830A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1401813A (en) * | 2001-08-14 | 2003-03-12 | 玛加公司 | Tin-silver coating |
| CN1441077A (en) * | 2002-02-28 | 2003-09-10 | 尾上广司 | High strength therad steel and high strength screw |
| CN101405421A (en) * | 2006-03-20 | 2009-04-08 | 新日本制铁株式会社 | Highly corrosion-resistant hot dip galvanized steel stock |
| CN101275197A (en) * | 2007-07-19 | 2008-10-01 | 天津钢铁有限公司 | High-strength rebar and manufacturing process thereof |
| CN106269446A (en) * | 2016-10-07 | 2017-01-04 | 柳州欧维姆机械股份有限公司 | High anticorrosion major diameter high-strength screw-thread steel rod and preparation method thereof |
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Address after: Room 301-303, No. 1, Fangcun Avenue, Liwan District, Guangzhou, Guangdong Applicant after: Guangzhou GISE new materials Limited by Share Ltd Address before: Room 301-303, No. 1, Fangcun Avenue, Liwan District, Guangzhou, Guangdong Applicant before: Guangzhou GISE New Material Co. Ltd. |
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Application publication date: 20171128 |