CN206796714U - A kind of titanium steel composite board using ferro-niobium composite band as intermediate layer - Google Patents
A kind of titanium steel composite board using ferro-niobium composite band as intermediate layer Download PDFInfo
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- CN206796714U CN206796714U CN201720630651.8U CN201720630651U CN206796714U CN 206796714 U CN206796714 U CN 206796714U CN 201720630651 U CN201720630651 U CN 201720630651U CN 206796714 U CN206796714 U CN 206796714U
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Abstract
The utility model discloses a kind of titanium steel composite board using ferro-niobium composite band as intermediate layer, belong to composite board field.The titanium steel composite board is formed by steel plate, ferro-niobium composite band, titanium plate overlapping rolling successively from top to bottom, and wherein ferro-niobium composite band is made up of niobium layer and pure iron layer, and niobium layer overlaps with titanium plate face, and pure iron layer overlaps with steel plate surface.Avoid titanium, iron, carbon and mutually diffuse to form TiC, TiFe, Fe3Ti and Fe2Ti, high-purity niobium and iron have higher ductility simultaneously, the composite band that both are formed, not only itself excellent bonding performance, it is and high with titanium plate and steel plate bond strength respectively, obtained titanium steel composite board is 160 230MPa without not compound, micro-crack and hole defect, its shear strength, and mechanical property, processing performance and cladding thickness meet GB/T8547 2006 requirement.
Description
Technical field
The utility model belongs to metal composite layer technical field, and in particular to ferro-niobium composite band is used as by one kind by hot rolling
Intermediate layer makes titanium plate and steel plate be combined into titanium steel composite board.
Background technology
The either chemical reaction container of pressure vessel or laboratory, and led for the industry such as pharmacy, food, chemical industry
It is industrial to discharge the pipeline lining with corrosive gas or liquid in domain to the small-sized cooler used in the concentration of liquid material
Lining, the internal layer of material have very high requirement to corrosion-resistant intensity, and titanium is preferred material, next to that stainless steel plate, but titanium
Material manufacturing price is high, and it is again undesirable that stainless steel plate makes then corrosion-resistant intensity, it is existing it is general use titanium steel composite board, titanium steel is multiple
Plywood is the composite of titanium and ordinary steel, the corrosion resistance of existing titanium, there is intensity of the general steel plate as works again, and into
This also significantly declines.
Because performance difference is larger between titanium and steel, elements diffusion has a direct impact to the shear strength of composite plate, if adopting
With the compound method of Direct Rolling, brittlement phase TiC, TiFe are easily formed on titanium and steel combination interface, oxide and influence combine
The defects of the problems such as, make composite plate bond strength be extremely difficult to standard requirement.The reason for TiC formation is that the C element in steel exists
Spread in heating and the operation of rolling to faying face, intermetallic compound formed with the Ti elements on interface, and due to titanium elements and
The counterdiffusion of ferro element phase easily forms brittle intermetallic compound Fe3Ti and Fe2Ti。
In order to generate qualified titanium steel composite board, certain measure need to be taken to prevent or suppress the C element in steel to interface
Diffusion, existing general take have good solid solubility and can to hinder centre of the metal of C element diffusion as titanium steel composite board with titanium
Transition material.
For example, patent 201610562447.7《Preparation method using vanadium as the titanium steel composite board in intermediate layer》Disclose according to
Steel plate/titanium plate/vanadium paper tinsel/steel plate carries out assembly, then rolls, and because titanium, steel nature difference are big, only vanadium is as intermediate layer, no
There may be excellent Interface adhesive strength with titanium and the steel capital simultaneously.
Patent 201510247275X《The preparation method of the titanium steel composite board of high bond strength》Disclose copper foil or nickel foil is made
The method that titanium steel composite board is prepared for intermediate layer, but because nickel and titanium, copper and titanium may react at high temperature, meeting after rolling
Cause compound interface uneven, interface cohesion stability is not high.
Utility model content
The purpose of this utility model titanium, iron, carbon phase counterdiffusion in it can prevent titanium steel composite board in offer one kind, and
The intermediate layer titanium steel composite board strong with titanium plate and steel plate binding ability respectively.
In order to realize the purpose of this utility model, inventor provide a kind of compound using ferro-niobium as the titanium steel of intermediate layer
Plate, the titanium steel composite board are formed by steel plate, ferro-niobium composite band, titanium plate overlapping rolling successively from top to bottom, wherein ferro-niobium composite band
It is made up of niobium layer and pure iron layer, niobium layer overlaps with titanium plate face, and pure iron layer overlaps with steel plate surface.
It should be noted that overlapping rolling is the conventional method of this area, be by two pieces or the prior degreasing in polylith surface and
The plate of the clean treated identical size of polishing is superimposed together, and rolling is carried out below room temperature or recrystallization temperature and is formed.
The niobium thickness degree is 0.2~0.5mm, and the pure iron thickness degree is 0.8~1.0mm, and the steel plate thickness is 50
~200mm, the titanium plate thickness are 10~24mm.
The steel plate trade mark is Q235B, Q345R, and the titanium plate trade mark is TA1, TA2.
The above-mentioned titanium steel composite board using ferro-niobium as intermediate layer is prepared as follows：
A) stock up：Prepare specification identical steel plate, titanium plate, each two pieces of ferro-niobium composite band, wherein side steel bar four, side
Steel bar material is identical with steel plate；
B) it is surface-treated：To needing to carry out sanding and polishing processing with the compound one side in other faces in steel plate, titanium plate, table is removed
Face dirt and oxide skin, ferro-niobium composite band carry out polishing both surfaces, reach the clean requirement without dirt；
C) assembly：Symmetrical base is carried out according to the order of steel plate/ferro-niobium composite band/titanium plate/titanium plate/ferro-niobium composite band/steel plate
Material assembles, and in ferro-niobium composite band, niobium metal face overlaps with titanium plate face, and pure iron face overlaps with steel plate surface, blank surrounding is welded, base
The internal vacuumize process of material, obtains combining blank, wherein each on the two sides of titanium plate and titanium plate contact surface brush interleaving agent；
D) heat：Heating furnace is sent to carry out heating ply rolling combination blank, 850~930 DEG C of heating-up temperature, the heat time=
1.5min × composite blank gross thickness (㎜)；
E) roll：Blank after heating is rolled on hot-rolling mill, wherein finishing temperature is 600~700 DEG C, rolling
Total deformation rate ＞ 85%, single pass deformation rate are 5~20%, and mill speed is 0.3~2m/s；
F) separate:Titanium steel composite board surrounding after symmetrical ply rolling is cut off, is separated along titanium plate and titanium plate interface, obtains two
Titanium steel composite board of the block using ferro-niobium as intermediate layer.
A) titanium plate length and width dimensions 80~100 ㎜ small with respect to steel plate length and width dimensions described in step, ferro-niobium composite band length and width
Size is identical with titanium plate, and side steel bar is highly (the compound tape thickness of titanium plate+ferro-niobium) × 2, and width is 12~20 ㎜, and length is than corresponding
Side titanium plate length grows 20 ㎜.
C) vacuum≤1 × 10 in step-2Pa。
C) specific assembly method is in step：
1. side steel bar is processed：Drilled on any one in four side steel bars, and a seamless carbon steel is connect in drill hole
Pipe；
2. weld：Brush interleaving agent in each contact surface of titanium plate and the contact of titanium plate, according to steel plate/ferro-niobium composite band/
The order of titanium plate/titanium plate/ferro-niobium composite band/steel plate carries out symmetrical blank assembling, side steel bar is trapped among into titanium plate surrounding, and be clipped in two
Between block steel plate, blank surrounding is welded into by an entirety using submerged-arc welding；
3. vacuumize：After the completion of welding, it is connected by seamless carbon steel tube with vavuum pump, blank inside is vacuumized, is taken seriously
Reciprocal of duty cycle seals seamless carbon steel tube when reaching requirement, obtain can hot rolling blank.
Wherein, the ㎜ of seamless carbon steel tube wall thickness >=2, the ㎜ of external diameter 10~12, bore diameter and seamless carbon steel tube external diameter on steel bar
It is in the same size.
The utility model has the following technical effect that relative to prior art：
The utility model uses intermediate layer of the ferro-niobium composite band as titanium steel composite board, avoids titanium, iron, carbon
Mutually diffuse to form TiC, TiFe, Fe3Ti and Fe2Ti, while high-purity niobium and iron have higher ductility, what both were formed
Composite band, not only itself excellent bonding performance, and high with titanium plate and steel plate bond strength respectively, and do not generated on interface between metal
Compound, obtained titanium steel composite board is without not compound, micro-crack and hole defect；The shear strength of titanium steel composite board is in 160-
Between 230MPa, mechanical property (tensile strength, yield strength, elongation percentage, ballistic work), processing performance (interior curved, excurvation, lateral bending) and
Cladding thickness meets GB/T8547-2006 requirement.
Brief description of the drawings
Fig. 1 is titanium steel composite board structural representation of the present utility model；
Fig. 2 is ferro-niobium composite band schematic diagram in titanium steel composite board；
Fig. 3 is blank assembling schematic diagram；
Fig. 4 is blank spot welding schematic diagram；
Fig. 5 is blank weld seam and vacuumizes schematic diagram；
Fig. 6 is that blank rolls schematic diagram；
1 is steel plate in figure, and 2 be ferro-niobium composite band, and 3 be titanium plate, and 4 be niobium layer, and 5 be pure iron layer, and 6 be release agent coating.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings, but protection of the present utility model
Scope is not limited only to following embodiments.
Embodiment 1
As shown in figure 1, be the structural representation of titanium steel composite board of the present utility model, the titanium steel composite board from top to bottom according to
Secondary to be overlapped rolling by steel plate 1, ferro-niobium composite band 2, titanium plate 3 and formed, wherein ferro-niobium composite band 2 is made up of niobium layer 4 and pure iron layer 5,
As shown in Fig. 2 wherein pure iron layer 5 overlaps with the face of steel plate 1, niobium layer 4 is combined with the face of titanium plate 3.
Preferably, the thickness degree of steel plate 1 is 50~200mm, and the thickness of pure iron layer 5 is 0.8~1mm, the thickness of niobium layer 4 is 0.2~
0.5mm, the thickness of titanium plate 3 are 10~24mm.
In above-mentioned titanium steel composite board, the trade mark of steel plate 1 is Q235B or Q345R, and the trade mark of titanium plate 3 is TA1 or TA2.
Embodiment 2
Produce 1.2/8 × 2000 × 8200,4 pieces of GB/T8547-2006R2 of TA2/Q235B titanium steel composite boards TA2/Q235B
Step 1：Prepare 2 pieces of Q235B shape steel plates, specification is 68 × 2120 × 2070 ㎜；2 pieces of TA2 types titanium plate, specification 10
×2050×2000㎜；2 pieces of ferro-niobium composite band, the wherein ㎜ of specification 1.0 × 2050 × 2000, niobium thickness degree 0.2mm, pure iron thickness
Spend 0.8mm；
Step 2：To needing to carry out sanding and polishing processing with the compound one side of other materials in steel plate, titanium plate, surface is removed
Dirt and oxide skin；Ferro-niobium composite band carries out polishing both surfaces, reaches the clean requirement without dirt；
Step 3：Symmetrical blank assembling is carried out, as shown in figure 3, the niobium layer in ferro-niobium composite band 2 overlaps with the face of titanium plate 3, it is pure
Iron layer overlaps with the face of steel plate 1, and assembly concretely comprises the following steps 1. side steel bar processing：Drilled on any one in four side steel bars,
And connect a seamless carbon steel tube in drill hole；2. weld：Interleaving agent, shape are brushed in each contact surface that titanium plate 3 contacts with titanium plate 3
Into release agent coating 6, it is therefore an objective to together with preventing titanium plate 3 and titanium plate 3 to be combined to when rolling, according to the titanium of 1/ ferro-niobium composite band of steel plate 2/
The order of the steel plate 1 of 3/ titanium plate of plate, 3/ ferro-niobium composite band 2/ carries out symmetrical blank assembling, side steel bar is trapped among into the surrounding of titanium plate 3, and press from both sides
Between two blocks of steel plates 1, blank surrounding is welded into by an entirety using submerged-arc welding；3. vacuumize：After the completion of welding, pass through nothing
Seam carbon steel pipe is connected with vavuum pump, and blank inside is vacuumized, as shown in Figure 4 and Figure 5, vacuum 1 × 10-2, will be seamless during Pa
The carbon steel seal of tube, it is desirable to seamless carbon steel tube wall thickness >=2 ㎜, the ㎜ of external diameter 10~12, on steel bar bore diameter with outside seamless carbon steel tube
Footpath is in the same size, obtain can hot rolling combination blank, specification is 158 × 2120 × 2070 ㎜；
Step 4：Combination blank is delivered into heating furnace to be heated, 850 DEG C of heating-up temperature, 237 minutes heat times；
Step 5：Blank after heating is rolled on hot-rolling mill, as shown in fig. 6, wherein finishing temperature is 650 DEG C,
Total deformation rate 88.35% is rolled, single pass deformation rate related data as shown in table 1 performs, mill speed 0.5m/s.
The rolling pass of table 1 and deflection requirement
Step 6:By the titanium steel composite board that dimensions after symmetrical ply rolling is 18.4 × 2120 × 17000 ㎜, surrounding is cut
Remove, separate up and down, obtain 2 piece half that dimensions is 9.2 ㎜ of (the ㎜ Substrate sheets of 1.2 ㎜ of titanium cladding+8) × 2000 × 17000
Finished product titanium steel composite board, then cut away to interrupt after each 300 ㎜ end to end and obtain the ㎜ of specification 1.2/8 × 2000 × 8,200 4 pieces of finished product titaniums
Steel composite board.
Obtained titanium steel composite board is processed according to GB/T6396-2008 standards and detects its shear strength, mechanical property, work
Skill performance, cladding thickness, composite plate ballistic work, detection numerical value is as shown in table 2, meets GB/T8547-2006R2 requirements.
The titanium steel composite board of table 2 detects numerical value
Embodiment 3
Produce titanium steel composite board TA1/Q345R 2/10 × 2000 × 8200 ㎜, 4 pieces of GB/T8547-2006R2
Step 1：Prepare 2 pieces of Q345R shape steel plates, specification is 80 × 2120 × 2070 ㎜；2 pieces of TA1 types titanium plate, specification 16
×2050×2000㎜；2 pieces of ferro-niobium composite band, the wherein ㎜ of specification 1.2 × 2050 × 2000, niobium thickness degree 0.2mm, pure iron thickness
Spend 1.0mm；
Step 2：To needing to carry out sanding and polishing processing with the compound one side of other materials in steel plate, titanium plate, surface is removed
Dirt and oxide skin；Ferro-niobium composite band carries out polishing both surfaces, reaches the clean requirement without dirt；
Step 3：Symmetrical blank assembling is carried out, wherein niobium face overlaps with titanium plate face, and pure iron face overlaps with steel plate surface, assembly tool
Body step is processed for 1. side steel bar：Drilled on any one in four side steel bars, and a seamless carbon steel is connect in drill hole
Pipe；2. weld：The each contact surface contacted in titanium plate with titanium plate brushes interleaving agent, according to steel plate/ferro-niobium composite band/titanium plate/titanium
The order of plate/ferro-niobium composite band/steel plate carries out symmetrical blank assembling, side steel bar is trapped among into titanium plate surrounding, and be clipped in two blocks of steel plates
Between, blank surrounding is welded into by an entirety using submerged-arc welding；3. vacuumize：After the completion of welding, by seamless carbon steel tube with
Vavuum pump connects, and blank inside is vacuumized, vacuum 1 × 10-2During Pa, seamless carbon steel tube is sealed, it is desirable to seamless carbon steel tube
Wall thickness >=2 ㎜, the ㎜ of external diameter 10~12, bore diameter and seamless carbon steel tube external diameter are in the same size on steel bar, obtain can hot rolling group
Blank is closed, specification is 194 × 2120 × 2070 ㎜；
Step 4：Combination blank is delivered into heating furnace to be heated, 900 DEG C of heating-up temperature, 291 minutes heat times；
Step 5：Blank after heating is rolled on hot-rolling mill, wherein finishing temperature is 680 DEG C, rolls total deformation
Rate 87.63%, single pass deformation rate related data as shown in table 3 perform, mill speed 0.4m/s；
The rolling pass of table 3 and deflection requirement
Step 6:By the titanium steel composite board that dimensions after symmetrical ply rolling is 24 × 2120 × 17000 ㎜, surrounding is cut off,
Separate up and down, obtain 2 pieces of semi-finished product titaniums that dimensions is 12 ㎜ of (the ㎜ Substrate sheets of 2 ㎜ of titanium cladding+10) × 2000 × 17000
Steel composite board, then cut away interrupt after each 300 ㎜ end to end obtain the ㎜ of specification 2/10 × 2000 × 8200 4 blocks of finished product titanium steels it is compound
Plate.
Obtained titanium steel composite board is processed according to GB/T6396-2008 standards and detects its shear strength, mechanical property, work
Skill performance, cladding thickness, composite plate ballistic work, numerical value such as table 4 is detected, meet GB/T8547-2006R2 requirements.
The titanium steel composite board of table 4 detects numerical value
Embodiment 4
Produce 3/12 × 2000 × 8200,4 pieces of GB/T8547-2006R2 of titanium steel composite board TA1/Q345R
Step 1：Prepare 2 pieces of Q345R shape steel plates, specification is 96 × 2120 × 2070 ㎜；2 pieces of TA1 types titanium plate, specification 24
×2050×2000㎜；2 pieces of ferro-niobium composite band, the wherein ㎜ of specification 1.5 × 2050 × 2000, niobium thickness degree 0.5mm, pure iron thickness
Spend 1.0mm；
Step 2：To needing to carry out sanding and polishing processing with the compound one side of other materials in steel plate, titanium plate, surface is removed
Dirt and oxide skin；Ferro-niobium composite band carries out polishing both surfaces, reaches the clean requirement without dirt；
Step 3：Symmetrical blank assembling is carried out, wherein niobium face overlaps with titanium plate face, and pure iron face overlaps with steel plate surface, assembly tool
Body step is processed for 1. side steel bar：Drilled on any one in four side steel bars, and a seamless carbon steel is connect in drill hole
Pipe；2. weld：The each contact surface contacted in titanium plate with titanium plate brushes interleaving agent, according to steel plate/ferro-niobium composite band/titanium plate/titanium
The order of plate/ferro-niobium composite band/steel plate carries out symmetrical blank assembling, side steel bar is trapped among into titanium plate surrounding, and be clipped in two blocks of steel plates
Between, blank surrounding is welded into by an entirety using submerged-arc welding；3. vacuumize：After the completion of welding, by seamless carbon steel tube with
Vavuum pump connects, and blank inside is vacuumized, vacuum 1 × 10-2During Pa, seamless carbon steel tube is sealed, it is desirable to seamless carbon steel tube
Wall thickness >=2 ㎜, the ㎜ of external diameter 10~12, bore diameter and seamless carbon steel tube external diameter are in the same size on steel bar, obtain can hot rolling group
Blank is closed, specification is 243 × 2120 × 2070 ㎜；
Step 4：Combination blank is delivered into heating furnace to be heated, 930 DEG C of heating-up temperature, 363 minutes heat times；
Step 5：Blank after heating is rolled on hot-rolling mill, wherein finishing temperature is 700 DEG C, rolls total deformation
Rate 87.65%, single pass deformation rate related data as shown in table 5 perform, mill speed 0.3m/s.
The rolling pass of table 5 and deflection requirement
Step 6:By the titanium steel composite board that dimensions after symmetrical ply rolling is 30 × 2120 × 17000 ㎜, surrounding is cut off,
Separate up and down, obtain 2 pieces of semi-finished product titaniums that dimensions is 15 ㎜ of (the ㎜ Substrate sheets of 3 ㎜ of titanium cladding+12) × 2000 × 17000
Steel composite board, then cut away interrupt after each 300 ㎜ end to end obtain the ㎜ of specification 3/12 × 2000 × 8200 4 blocks of finished product titanium steels it is compound
Plate.Obtained titanium steel composite board is processed according to GB/T6396-2008 standards and detects its shear strength, mechanical property, manufacturability
Energy, cladding thickness, composite plate ballistic work, numerical value such as table 6 is detected, meet GB/T8547-2006R2 requirements.
The titanium steel composite board of table 6 detects numerical value
Claims (7)
- A kind of 1. titanium steel composite board using ferro-niobium composite band as intermediate layer, it is characterised in that：The titanium steel composite board on to Under successively by steel plate (1), ferro-niobium composite band (2), titanium plate (3) overlapping rolling form, wherein described ferro-niobium composite band (2) is by niobium Layer (4) and pure iron layer (5) are formed, and niobium layer (4) overlaps with titanium plate (3) face, and pure iron layer (5) overlaps with steel plate (1) face.
- 2. the titanium steel composite board using ferro-niobium composite band as intermediate layer according to claim 1, it is characterised in that：Described Niobium layer (4) thickness is 0.2~0.5mm.
- 3. the titanium steel composite board using ferro-niobium composite band as intermediate layer according to claim 1, it is characterised in that：Described Pure iron layer (5) thickness is 0.8~1mm.
- 4. the titanium steel composite board using ferro-niobium composite band as intermediate layer according to claim 1, it is characterised in that：Described Steel plate (1) thickness is 50~200mm.
- 5. the titanium steel composite board using ferro-niobium composite band as intermediate layer according to claim 1, it is characterised in that：Described Titanium plate (3) thickness is 10~24mm.
- 6. the titanium steel composite board using ferro-niobium composite band as intermediate layer according to claim 1, it is characterised in that：Described Steel plate (1) trade mark is Q235B or Q345R.
- 7. the titanium steel composite board using ferro-niobium composite band as intermediate layer according to claim 1, it is characterised in that：Described Titanium plate (3) trade mark is TA1 or TA2.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128692A (en) * | 2018-09-10 | 2019-01-04 | 舞阳钢铁有限责任公司 | A kind of production method of big thickness S135 stainless steel plate |
| CN109127729A (en) * | 2018-09-20 | 2019-01-04 | 成都先进金属材料产业技术研究院有限公司 | titanium steel composite board manufacturing method |
| CN110102572A (en) * | 2019-05-07 | 2019-08-09 | 南京佑天金属科技有限公司 | A kind of non-real empty state rolling titanium steel composite board and preparation method thereof |
| CN110560496A (en) * | 2019-10-15 | 2019-12-13 | 成都先进金属材料产业技术研究院有限公司 | Preparation method of titanium steel composite board |
| CN111940503A (en) * | 2020-07-09 | 2020-11-17 | 武汉科技大学 | Non-vacuum high-temperature hot rolling preparation method of titanium/steel composite material |
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2017
- 2017-06-02 CN CN201720630651.8U patent/CN206796714U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128692A (en) * | 2018-09-10 | 2019-01-04 | 舞阳钢铁有限责任公司 | A kind of production method of big thickness S135 stainless steel plate |
| CN109127729A (en) * | 2018-09-20 | 2019-01-04 | 成都先进金属材料产业技术研究院有限公司 | titanium steel composite board manufacturing method |
| CN110102572A (en) * | 2019-05-07 | 2019-08-09 | 南京佑天金属科技有限公司 | A kind of non-real empty state rolling titanium steel composite board and preparation method thereof |
| CN110560496A (en) * | 2019-10-15 | 2019-12-13 | 成都先进金属材料产业技术研究院有限公司 | Preparation method of titanium steel composite board |
| CN111940503A (en) * | 2020-07-09 | 2020-11-17 | 武汉科技大学 | Non-vacuum high-temperature hot rolling preparation method of titanium/steel composite material |
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