CN105839854A - Stainless steel cladding ribbed bar and round steel - Google Patents
Stainless steel cladding ribbed bar and round steel Download PDFInfo
- Publication number
- CN105839854A CN105839854A CN201610297305.2A CN201610297305A CN105839854A CN 105839854 A CN105839854 A CN 105839854A CN 201610297305 A CN201610297305 A CN 201610297305A CN 105839854 A CN105839854 A CN 105839854A
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- stainless steel
- steel
- cladding
- layer
- round
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- 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
-
- 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
- E04C5/03—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance with indentations, projections, ribs, or the like, for augmenting the adherence to the concrete
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The invention discloses a stainless steel cladding ribbed bar and round steel. The stainless steel cladding ribbed bar and round steel comprise a round steel body and a stainless steel layer. The round steel body is wrapped by the stainless steel layer along a core part in the length direction. A fusion layer is arranged between the stainless steel layer and the round steel body, and the thickness of the stainless steel layer ranges from 0.2 mm to 2.5 mm. By means of combination of the vacuum fusion layer, the stainless steel cladding ribbed bar is high in combination strength and resistant to high temperature, has excellent corrosion resistance and mechanical performance and can be widely applied to steel structures exposed to a high-chloridion environment or corrosive industrial environments such as bridges, ports, islands, electricity, corrosion, high temperature, traffics and machinery.
Description
Technical field
The present invention relates to a kind of composite, be specifically related to a kind of stainless steel cladding Ribbed Bar and round steel.
Background technology
Screw-thread steel and round steel are the important raw and processed materials that building trade produces armored concrete, and screw-thread steel is at natural bar
The easy corrosion of reinforcing bar under part, particularly in the local easily oxide etch that the humidity such as coastal is high, consequently, it is possible to lead
Cause reinforced concrete structure generation durability damage.It addition, for the decay resistance improving building structure,
Stainless steel is used sometimes at important feature positions such as some bridges, structural steel building, viaducts
Bar material, although this all steel material reinforcing bar improves corrosion-resistant and oxidation susceptibility, extends building
The service life of structure, but owing to stainless steel price and production cost are higher, intensity is relatively low, it is impossible to bigger
Scope ground produces armored concrete for building trade.
Therefore, find a kind of cost-effective and there is the most anticorrosive and oxidation susceptibility bar material, for
Improve construction engineering quality, extend building structure service life significant.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of cost performance is high and has good
The stainless steel cladding Ribbed Bar of corrosion-resistant and antioxygenic property and round steel.
For realizing above-mentioned technical purpose, the technical solution used in the present invention is as follows:
A kind of stainless steel cladding Ribbed Bar and round steel, including round steel body and stainless steel layer, described stainless steel
Layer is coated with along core steel body length direction, is fused layers between described stainless steel layer and circular steel body, described
The thickness of stainless steel layer is 0.2～2.5 millimeter.
With the requirement in satisfied difference corrosion-resistant operating mode difference service life, the thickness of above-mentioned stainless steel layer is further
It is preferably 1～2 millimeter.
Above-mentioned circular steel body is any one in mild steel and low-alloy steel.
Above-mentioned fused layer is vacuum structure, and the forming method of vacuum fused layers is as follows: steel body blank deoxidation
After, by carbon-dioxide protecting, then it is close with steel body blank above with rolling to be placed into stainless steel strip
Close；Use high frequency welding method again, the stainless steel joint close straight line seam after closely sealed getting well, it is thus achieved that stainless
Steel composite blank；Finally to stainless steel composite blank high-frequency heating, make between steel blank and stainless steel strip
Shape vacuum fusion face, rolls, and makes vacuum fusion is integrally formed between stainless steel strip and steel body blank
Layer.
Above-mentioned stainless steel layer be austenitic stainless steel, martensitic stain less steel, ferritic stainless steel and two-phase not
Rust steel any one.
Stainless steel cladding Ribbed Bar of the present invention and round steel, be prepared using the following method:
(1) the steel body blank that existing casting and hot rolling technology are produced is selected；
(2) steel body blank carries out in feeding machine and straightener blowing successively, alignment processes；
(3) the steel body blank that step (2) alignment processes is added in intermediate frequency, high-frequency heating apparatus
Being heat-treated, heating-up temperature is 1100 DEG C；
(4) 360 degree of pair of rollers steel body blanks of high pressure water seal are used to carry out deoxidation process；
(5) carbon-dioxide protecting processes: steel body blank step (4) deoxidation processed enters uses resistance to height
The carbon-dioxide protecting cover that adiabator makes, carbon dioxide injects the surface of carbon steel steel billet from protective cover；
(6) using existing casting and hot rolling technology to produce stainless steel strip, the thickness of stainless steel strip is
1mm, the length of stainless steel strip is consistent with the length of the steel body blank of step (1), the width of its cross section
Degree mates with the width of step (1) steel body billet cross section profile；
(7) the steel body blank that step (5) obtains is placed into above the stainless steel strip of step (6) and rolls
Press closely sealed with steel body blank；
(8) welding method is used, the stainless steel joint close straight line seam after closely sealed getting well, it is thus achieved that stainless
Steel composite blank；
(9) by the stainless steel composite blank high-frequency heating of step (8), stainless steel strip and steel body blank
Between high-temperature vacuum fusion face is integrally formed, use existing rolling mill practice to roll, it is thus achieved that stainless steel cladding
Ribbed Bar and round steel product.
Compared with prior art, have the advantage that
The stainless steel cladding Ribbed Bar of the present invention, fuses layer by vacuum and combines, and bond strength is high, resistance to
High temperature, makes reinforcing bar have the corrosion-resistant and mechanical performance of excellence, can be widely used for being exposed to high chloride ion or corruption
Steel construction under erosion property industrial environment, such as occasions such as bridge, harbour, island, electric power, burn into high temperature
Use.Production department's science and engineering skill of the present invention is simple, and equipment investment is few, is suitable to promote the use of.
Accompanying drawing explanation
Fig. 1 is the present invention a kind of stainless steel cladding Ribbed Bar and the sectional view of round steel.
Detailed description of the invention
For ease of understanding the present invention, it is as follows that the present invention enumerates embodiment.Those skilled in the art it will be clearly understood that
Described embodiment is used only for help and understands the present invention, is not construed as the concrete restriction to the present invention.
Embodiment 1
A kind of stainless steel cladding Ribbed Bar and round steel, including round steel body 1 and stainless steel layer 3, described not
Rust steel layer 3 is coated with along core round steel body 1 length direction, described stainless steel layer 3 and round steel body 1 it
Between be fused layers 2, the thickness of described stainless steel layer 3 is 2 millimeters.
Preparation process is as follows:
(1) the steel body blank that existing casting and hot rolling technology are produced is selected；
(2) steel body blank carries out in feeding machine and straightener blowing successively, alignment processes；
(3) the steel body blank that step (2) alignment processes is added in intermediate frequency, high-frequency heating apparatus
Being heat-treated, heating-up temperature is 1100 DEG C；
(4) 360 degree of pair of rollers steel body blanks of high pressure water seal are used to carry out deoxidation process；
(5) carbon-dioxide protecting processes: steel body blank step (4) deoxidation processed enters uses resistance to height
The carbon-dioxide protecting cover that adiabator makes, carbon dioxide injects the surface of carbon steel steel billet from protective cover；
(6) using existing casting and hot rolling technology to produce stainless steel strip, the thickness of stainless steel strip is
1mm, the length of stainless steel strip is consistent with the length of the steel body blank of step (1), the width of its cross section
Degree mates with the width of step (1) steel body billet cross section profile；
(7) the steel body blank that step (5) obtains is placed into above the stainless steel strip of step (6) and rolls
Press closely sealed with steel body blank；
(8) welding method is used, the stainless steel joint close straight line seam after closely sealed getting well, it is thus achieved that stainless
Steel composite blank；
(9) by the stainless steel composite blank high-frequency heating of step (8), stainless steel strip and steel body blank
Between high-temperature vacuum fusion face is integrally formed, use existing rolling mill practice to roll, it is thus achieved that stainless steel cladding
Ribbed Bar and round steel product.
The mechanicalnesses such as the stainless steel cladding Ribbed Bar prepared with the present embodiment and the yield behavior of round steel product
Can regular screw threads steel be substantially better than.
Embodiment 2
A kind of stainless steel cladding Ribbed Bar and round steel, including round steel body 1 and stainless steel layer 3, described not
Rust steel layer 3 is coated with along core round steel body 1 length direction, described stainless steel layer 3 and round steel body 1 it
Between be fused layers 2, the thickness of described stainless steel layer 3 is 1 millimeter.
(1) the steel body blank that existing casting and person's hot rolling technology are produced is selected；
(2) steel body blank carries out in feeding machine and straightener blowing successively, alignment processes；
(3) the steel body blank that step (2) alignment processes is added in intermediate frequency or high-frequency heating apparatus
Being heat-treated, heating-up temperature is 1100 DEG C；
(4) 360 degree of pair of rollers steel body blanks of high pressure water seal are used to carry out deoxidation process；
(5) carbon-dioxide protecting processes: steel body blank step (4) deoxidation processed enters uses resistance to height
The carbon-dioxide protecting cover that adiabator makes, carbon dioxide injects the surface of carbon steel steel billet from protective cover；
(6) existing casting and person's hot rolling technology is used to produce stainless steel strip, the thickness of stainless steel strip
For 2mm, the length of stainless steel strip is consistent with the length of the steel body blank of step (1), its cross section
Width mates with the width of step (1) steel body billet cross section profile；
(7) the steel body blank that step (5) obtains is placed into above the stainless steel strip of step (6) and rolls
Press closely sealed with steel body blank；
(8) welding method is used, the stainless steel joint close straight line seam after closely sealed getting well, it is thus achieved that stainless
Steel composite blank；
(9) by the stainless steel composite blank high-frequency heating of step (8), stainless steel strip and steel body blank
Between high-temperature vacuum fusion face is integrally formed, use existing rolling mill practice to roll, it is thus achieved that stainless steel cladding
Round steel product with ribbing.
The mechanical performances such as the yield behavior of stainless steel cladding Ribbed Bar product prepared with the present embodiment are bright
Show and be better than regular screw threads steel.
Claims (5)
1. stainless steel cladding Ribbed Bar and a round steel, including round steel body (1) and
Stainless steel layer (3), it is characterised in that: described stainless steel layer (3) is along core circular steel
Body (1) length direction is coated with, described stainless steel layer (3) and round steel body (1) it
Between be fused layers (2), the thickness of described stainless steel layer (3) is 0.2～2.5 millimeter.
2. a kind of stainless steel cladding Ribbed Bar as claimed in claim 1, its feature
Being, described fused layers (2) is vacuum fused layers, the formation of described vacuum fused layers
Method is as follows:
After steel body blank deoxidation, by carbon-dioxide protecting, then it is placed into stainless steel band
Expect above with rolling closely sealed with steel body blank；Use high frequency welding method again, closely sealed
Stainless steel joint close straight line seam after Hao, it is thus achieved that stainless steel composite blank；The most right
Stainless steel composite blank high-frequency heating, forms high-temperature vacuum fusion face, then by existing
Rolling mill practice, makes vacuum fused layers to be integrally formed between stainless steel strip and steel body blank.
3. a kind of stainless steel cladding Ribbed Bar as claimed in claim 1 and round steel,
It is characterized in that, the thickness of described stainless steel layer (3) is 1～2 millimeter.
4. a kind of stainless steel cladding Ribbed Bar as claimed in claim 1 and round steel,
It is characterized in that: described circular steel body (1) is any one in mild steel and low-alloy steel
Kind.
5. a kind of stainless steel cladding Ribbed Bar as claimed in claim 1 and round steel,
It is characterized in that: described stainless steel layer (3) is that austenitic stainless steel, martensite are stainless
Any one of steel, ferritic stainless steel and two phase stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297305.2A CN105839854A (en) | 2016-05-03 | 2016-05-03 | Stainless steel cladding ribbed bar and round steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610297305.2A CN105839854A (en) | 2016-05-03 | 2016-05-03 | Stainless steel cladding ribbed bar and round steel |
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| Publication Number | Publication Date |
|---|---|
| CN105839854A true CN105839854A (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610297305.2A Pending CN105839854A (en) | 2016-05-03 | 2016-05-03 | Stainless steel cladding ribbed bar and round steel |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269856A (en) * | 2016-08-16 | 2017-01-04 | 井玉安 | A kind of sandwich rolling is combined prepares the method that rustless steel is combined spiral |
| CN106964649A (en) * | 2017-05-03 | 2017-07-21 | 南京工业大学 | Preparation method of high-corrosion-resistance bimetal composite steel bar |
| CN107023119A (en) * | 2017-03-07 | 2017-08-08 | 河钢股份有限公司承德分公司 | Stainless steel composite anticorrosive Ribbed Bar and its manufacture method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329560A (en) * | 2014-09-03 | 2015-02-04 | 钢铁研究总院 | Corrosion-resistant composite section bar and preparation method thereof |
| CN105150608A (en) * | 2015-10-23 | 2015-12-16 | 湖南三泰新材料股份有限公司 | Stainless steel/carbon steel bi-metal thread steel and composite molding technology thereof |
-
2016
- 2016-05-03 CN CN201610297305.2A patent/CN105839854A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329560A (en) * | 2014-09-03 | 2015-02-04 | 钢铁研究总院 | Corrosion-resistant composite section bar and preparation method thereof |
| CN105150608A (en) * | 2015-10-23 | 2015-12-16 | 湖南三泰新材料股份有限公司 | Stainless steel/carbon steel bi-metal thread steel and composite molding technology thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106269856A (en) * | 2016-08-16 | 2017-01-04 | 井玉安 | A kind of sandwich rolling is combined prepares the method that rustless steel is combined spiral |
| CN106269856B (en) * | 2016-08-16 | 2018-04-10 | 武威市锦范工贸有限责任公司 | A kind of compound method for preparing the compound spiral of stainless steel of sandwich rolling |
| CN107023119A (en) * | 2017-03-07 | 2017-08-08 | 河钢股份有限公司承德分公司 | Stainless steel composite anticorrosive Ribbed Bar and its manufacture method |
| CN106964649A (en) * | 2017-05-03 | 2017-07-21 | 南京工业大学 | Preparation method of high-corrosion-resistance bimetal composite steel bar |
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Application publication date: 20160810 |
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