CN206464714U - A kind of titanium steel bimetallic composite blank - Google Patents
A kind of titanium steel bimetallic composite blank Download PDFInfo
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- CN206464714U CN206464714U CN201720057320.XU CN201720057320U CN206464714U CN 206464714 U CN206464714 U CN 206464714U CN 201720057320 U CN201720057320 U CN 201720057320U CN 206464714 U CN206464714 U CN 206464714U
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Abstract
The utility model discloses a kind of titanium steel bimetallic composite blank, the titanium steel bimetallic composite blank includes first substrate, second substrate, the first compound plate, the second compound plate separation layer and sealing strip, and in the vertical direction sets gradually first substrate, the first compound plate, separation layer, the second compound plate, second substrate from the bottom to top.The utility model is the titanium steel composite blank with high-performance, high added value, technique whole can use mechanical automation continuous productive process during production, large-scale mass production can be realized, not climate, place, the influence of transport, it is with short production cycle, the environment such as noiseless, dust, geological disaster unfavorable factor occurs, and full rolling is used in process of production, flexible and changeable broadening rolling mode in length and breadth can be used, such as full axial rolling, in length and breadth full transverse rolling, rolling technique, breach the limitation of raw material size.
Description
Technical field
The utility model is related to metal material field, more specifically to a kind of titanium steel bimetallic composite blank.
Background technology
The main method for producing titanium steel composite board is explosion composite method, blast-roll-bonding method.Explosion composite method is with fried
Medicine makees a kind of technology that the energy carries out inter metallic bond and production metallic composite, and advantage is low production cost, it is not necessary to
More complicated equipment, deficiency is that safety coefficient is relatively low, and environmental pollution is serious；The titanium steel composite board produced using Explosion composite method
Due to being limited by technology, there is the deficiency in terms of relatively low lumber recovery, environmental pollution, noise and safety, size
There is the multiple material thickness≤2.0mm of significant limitation, especially titanium large area ply-metal.Blast-rolling, be
On the basis of explosion composite method, titanium steel composite board is rolled, the advantage of explosion cladding process is taken full advantage of, improves
The surface quality and dimensional accuracy of titanium steel composite board；Blast-roll-bonding method can make up individually using quick-fried to a certain extent
The deficiency of fried composite algorithm, but its bring safety, environmental pollution, cladding size limitations the problems such as do not solved effectively
Certainly.
At present, big industrial Rolling Production titanium steel composite slab is more rarely seen, with explosion composite method and blast-roll-bonding method
Production titanium steel composite board is compared, and rolling is simple and easy to apply, and the environment such as noiseless, dust, geological disaster unfavorable factor occurs, product
Dimensions flexibly, can produce more wide cut, the composite board of thinner cladding.Meanwhile, it is stable with performance, easily realize machinery
The advantages of change, automated job, the requirement of batch production can be more realized, belong to the environmental protection production technology of international promotion.
But, because titanium and steel have larger difference in chemical composition and physical property, and titanium belongs to active metal,
It is oxidizable at high temperature, reacted with steel and easily form TiFe and TiFe2Frangible compounds, influence interface bond strength and interface
Percentage bound, is difficult merely the high performance requirements for meeting titanium steel composite board under Practical Project service condition by common rolling mill practice.
The content of the invention
The utility model aims to overcome that the deficiencies in the prior art, and for the defect of explosion composite method, there is provided one kind
The preparation method of titanium steel ply-metal.
The utility model aims to overcome that the deficiencies in the prior art, is carried in the preparation method of titanium steel ply-metal
For titanium steel bimetallic composite blank, titanium steel ply-metal is obtained using preparation method of the present utility model to facilitate.
Technical purpose of the present utility model is achieved by following technical proposals：
A kind of titanium steel bimetallic composite blank, including first substrate, second substrate, the first compound plate, the second compound plate separation layer
And sealing strip, in the vertical direction sets gradually first substrate, the first compound plate, separation layer, the second compound plate, the second base from the bottom to top
Plate；Described first substrate and second substrate are steel plate, and the first compound plate and the second compound plate are titanium plate, and separation layer is arranged on first and answered
Between plate and the second compound plate；Described sealing strip is identical material with first substrate, and sealing strip is arranged on first substrate upper surface
Surrounding, the outside of sealing strip is concordant with the outside of first substrate, and sealing strip be located between first substrate and second substrate,
First compound plate and the second compound plate surrounding.
Moreover, described separation layer is weight fraction 1：The particle diameter of (0.3~0.5) is 50~150 mesh aluminum oxide and talcum
Powder powder adds the mixture of adhesive, and described aluminum oxide and the particle diameter of talcum powder are 100~150 mesh powders；Described
Adhesive is latex.
Moreover, described sealing strip width is 36~49mm, preferably 40~46mm.
Moreover, described sealing strip is highly, the deviation range with the first compound plate, separation layer and the second compound plate height summation is
0~2mm, preferably 0~1mm.
A kind of preparation method of titanium steel ply-metal, is carried out as steps described below：
Step one, closed bar is fixed in the upper surface that first substrate is welded in using manual arc along surrounding；
Step 2, sets separation layer in the non-composite face of the first compound plate and the second compound plate and dries, described separation layer is
Weight fraction 1：The aluminum oxide of (0.3~0.5) adds the mixture of adhesive with talcum powder powder；Described aluminum oxide and talcum
Powder is that particle diameter is 100~150 mesh powders, and described adhesive is latex；
Step 3, according to be welded with the first substrate of closed bar, the first compound plate, separation layer, the second compound plate, second substrate it is suitable
Sequence is stacked successively from the bottom to top, constitutes bimetallic composite blank, and the translation of bimetallic composite blank is transported in vacuum chamber and takes out true
Vacancy is managed, and using the closed bar of vacuum electron beam welding and two weld seams of substrate formation, vacuum is less than 1.5 × 10-3Pa
Afterwards carry out vacuum electron beam soldering and sealing, vacuum electron beam welding technique be 60~150KV of accelerating potential, focus current be 2210~
2330mA, electronic beam current is 291~389mA, and speed of welding is 4.1~11.1mm/s；Gained is the symmetrical composite blank of vacuum；
Step 4, by the symmetrical composite blank of vacuum in heating furnace, carries out first time insulation, then again by the temperature of heating furnace
Degree heating, carries out second and is incubated；The temperature range of insulation is 790~870 DEG C for the first time, and soaking time is 99~119min；
The temperature range of second of insulation is 951~999 DEG C, and the programming rate of heating furnace is 160~200 DEG C/h, and soaking time is 21
~29min；
Step 5, using Stand Mill rolling mode, 910~989 DEG C of roughing start rolling temperature, finishing temperature is 840 DEG C~949
DEG C, workpiece thickness is 3~8 times of finished product thickness, 830~899 DEG C of finish rolling start rolling temperature, 701~779 DEG C of finishing temperature；
Step 6, thermal straightening is carried out after rolling to the symmetrical composite blank of vacuum, is cooled to after room temperature and is smoothed, subsequently carries out four
Side cutting point plate, obtains the titanium steel ply-metal.
Preferably, in step 3, described vacuum electron beam welding technique is 70~120KV of accelerating potential, focuses on electricity
Flow for 2220~2320mA, electronic beam current is 300~380mA, speed of welding is 4.5~11mm/s.
Preferably, in step 4, for the first time insulation temperature range be 800~850 DEG C, soaking time be 100~
115min；The temperature range of second of insulation is 960~990 DEG C, and the programming rate of heating furnace is 170~190 DEG C/h, during insulation
Between be 25~28min.
Preferably, in step 5, roughing start rolling temperature be 920~980 DEG C, finishing temperature be 850 DEG C~899 DEG C, finish rolling
840~890 DEG C of start rolling temperature, 710~770 DEG C of finishing temperature.
Moreover, first substrate, second substrate and the first compound plate, the surface treatment of the second compound plate are carried out before step one, it is complete
It is complete to remove oxide and greasy dirt, until all exposing fresh metal, such as using the method for machining to first substrate, the second base
The face to be composite of plate, the first compound plate and the second compound plate is surface-treated, until all exposing fresh metal, uses alcohol, third
At least one of ketone and carbon tetrachloride organic solvent are cleaned to fresh metal face, and oxide and greasy dirt are removed completely.
Advantage of the present utility model is：
(1) the utility model be the titanium steel composite blank with high-performance, high added value, during production technique can whole process adopt
Use mechanical automation continuous productive process, it is possible to achieve large-scale mass production, not climate, place, the influence of transport, production cycle
Short, the delivery cycle is secure, and the environment such as noiseless, dust, geological disaster unfavorable factor occurs, and uses in process of production
Full rolling, can use flexible and changeable broadening rolling mode in length and breadth, such as full axial rolling, in length and breadth full transverse rolling, rolling technique are dashed forward
The limitation (i.e. the size of substrate and compound plate is not limited) of raw material size is broken, it is to avoid traditional Hot rolling manufactures the office of specification
It is sex-limited；
(2) the utility model is sealed under high vacuum environment to combination blank, with traditional explosion composite method and heat
Rolling compound method is compared, and vacuum base technology solves the problem of titanium steel composite board preparation process median surface is easily aoxidized with flying colors,
The Percentage bound and interface shear strength of titanium steel composite board is greatly improved, the application model of titanium steel ply-metal is further expanded
Enclose；
Compared with prior art, the titanium steel composite board that obtains after the utility model rolling, with reference to working well, interface cohesion
Rate 100%, bond strength is high, and compound interface shear strength >=261MPa is comprehensive far above same specification titanium steel ply-metal
Close performance (being tested according to GB/T 6396-2008 clad steel plates mechanics and technological property test method).
Brief description of the drawings
Fig. 1 is the bimetallic composite blank cross-sectional view in the utility model；
Profiles of the Fig. 2 for the bimetallic composite blank in Fig. 1 along A-A faces.
In figure, 1 is first substrate, and 2 be second substrate, and 3 be the first compound plate, and 4 be the second compound plate, and 5 be separation layer, and 6 be weldering
Seam one, 7 be closed bar, and 8 be weld seam two.
Embodiment
The steel plate and titanium plate that are there is provided using Shandong steel enterprise Co., Ltd carry out the implementation of technical solutions of the utility model
It is as follows：
As shown in figure 1 and 2, titanium steel bimetallic composite blank, including first substrate, second substrate, the first compound plate, second
Compound plate separation layer and sealing strip, in the vertical direction set gradually first substrate, the first compound plate, separation layer, second from the bottom to top
Compound plate, second substrate；Described first substrate and second substrate are steel plate, and the first compound plate and the second compound plate are titanium plate, separation layer
It is arranged between the first compound plate and the second compound plate；Described sealing strip and first substrate are identical material, and sealing strip is arranged on the
The surrounding of one upper surface of base plate, the outside of sealing strip is concordant with the outside of first substrate, and sealing strip be located at first substrate and
Between second substrate, the first compound plate and the second compound plate surrounding；Between first substrate and the first compound plate, second substrate and the second compound plate
Between form face to be composite；The first compound plate upper surface and the second compound plate lower surface above and below separation layer are non-composite face, choosing
Select resistant to elevated temperatures aluminum oxide uniformly to be coated with talcum powder powder plus latex, to keep by vacuum electron beam welding, Re Chu
After reason, Stand Mill rolling and thermal straightening, two composite constructions (first substrate and the first compound plate, second substrate and second up and down
Compound plate) between isolation, a convenient cutting point plate.
Embodiment 1
The present embodiment steel plate Q345B raw thicknesses are 100mm, and titanium board TA1 raw thickness is 4mm, and composite blank thickness is
208mm, rolling thickness is 20.8mm, and four sides of cutting, which are divided to after plate, obtains two 0.4+10mm one side titanium steel ply-metals.
The preparation method of described titanium steel ply-metal, comprises the following steps：
A, using the method for machining the face to be composite of two steel plates and two titanium plates is surface-treated, until complete
Fresh metal is exposed in portion, and fresh metal face is cleaned using alcohol, and oxide and greasy dirt are removed completely；
B, closed bar made according to the size of substrate and compound plate, be identical material with substrate, the is welded in using manual arc
Closed bar is fixed along surrounding on the face to be composite of one substrate, secondary cleaning is carried out to substrate face to be composite using alcohol；
C, according to be welded with the first substrate of closed bar, the first compound plate, separation layer, the second compound plate, second substrate order by
Under it is supreme stack successively, the translation of symmetrical composite blank is transported in vacuum chamber and vacuumized by the described symmetrical composite blank of composition
Processing, using the closed bar of vacuum electron beam welding and two weld seams of substrate formation, gained is the symmetrical composite blank of vacuum；
D, composite blank is placed in heating furnace, is heated to 800 DEG C, is incubated 100min, then with 180 DEG C/h firing rate
960 DEG C are heated to, 25min is incubated；
E, using Stand Mill rolling mode, 920 DEG C of roughing start rolling temperature, 860 DEG C of finishing temperature, workpiece thickness is equal into
4 times of product thickness, 840 DEG C of finish rolling start rolling temperature, 710 DEG C of finishing temperature；
Thermal straightening is carried out to steel plate after f, rolling, is cooled to after room temperature and smooths, it is follow-up to carry out four sides cutting point plate, obtain two
Open one side titanium steel ply-metal.
Wherein, closed bar described in step b is highly equal to two titanium plates and separation layer thickness summation, and closed bar width is equal to
40mm, closed bar length is equal to the length or width of steel plate.
In stepb, when closed bar is welded on the first substrate, on the basis of substrate side, closed bar outside and substrate
Edge is flushed, and finally makes first substrate and closed bar one fluted body box body of formation.
Interleaving agent described in step c is weight fraction 1：0.5 particle diameter adds latex for the aluminum oxide of 100 mesh with talcum powder powder
Mixing composition, is applied to after the drying of compound plate non-composite face, 300 μm of separation layer thickness, and in high temperature rolling, interleaving agent can prevent multiple
Solid phase binding occurs for plate non-composite face, is easy to separation.
Composite blank carries out vacuumize process in vacuum chamber using mechanical pump and diffusion pump in step c, and vacuum reaches
1.2×10-3Vacuum electron beam soldering and sealing is carried out after Pa.Vacuum electron beam welding technique is accelerating potential 120KV, and focus current is
2230mA, electronic beam current is 300mA, and speed of welding is 10.9mm/s.
Two one side titanium steel ply-metals are prepared using method described in the utility model, titanium cladding thickness 0.4mm is multiple
Plywood width 900mm, titanium steel Surface bond rate 100%, compound interface shear strength 273MPa.
Embodiment 2
The present embodiment steel plate Q345B raw thicknesses are 96mm, and titanium board TA1 raw thickness is 6.4mm, and composite blank thickness is
204.8mm, rolling thickness is 25.6mm, and four sides of cutting, which are divided to after plate, obtains two 0.8+12mm one side titanium steel ply-metals.
The preparation method of described titanium steel ply-metal, comprises the following steps：
A, using the method for machining the face to be composite of two steel plates and two titanium plates is surface-treated, until complete
Fresh metal is exposed in portion, and fresh metal face is cleaned using acetone, and oxide and greasy dirt are removed completely；
B, closed bar made according to the size of substrate and compound plate, be identical material with substrate, the is welded in using manual arc
Closed bar is fixed along surrounding on one face to be composite, secondary cleaning is carried out to substrate face to be composite using acetone；
C, according to be welded with the first substrate of closed bar, the first compound plate, separation layer, the second compound plate, second substrate order by
Under it is supreme stack successively, the translation of symmetrical composite blank is transported in vacuum chamber and vacuumized by the described symmetrical composite blank of composition
Processing, using the closed bar of vacuum electron beam welding and two weld seams of substrate formation, gained is the symmetrical composite blank of vacuum；
D, composite blank is placed in heating furnace, is heated to 827 DEG C, is incubated 103min, then with 179 DEG C/h firing rate
964 DEG C are heated to, 26min is incubated.
E, using Stand Mill rolling mode, 928 DEG C of roughing start rolling temperature, 859 DEG C of finishing temperature, workpiece thickness is equal into
4 times of product thickness, 846 DEG C of finish rolling start rolling temperature, 716 DEG C of finishing temperature.
Thermal straightening is carried out to steel plate after f, rolling, is cooled to after room temperature and smooths, it is follow-up to carry out four sides cutting point plate, obtain two
Open one side titanium steel ply-metal.
Wherein, closed bar described in step b is highly equal to two titanium plates and separation layer thickness summation+1mm, closed bar width etc.
In 39mm, closed bar length is equal to the length or width of steel plate.
In stepb, when closed bar is welded on the first substrate, on the basis of substrate side, closed bar outside and substrate
Edge is flushed, and finally makes first substrate and closed bar one fluted body box body of formation.
Interleaving agent described in step c is weight fraction 1：0.4 particle diameter adds latex for the aluminum oxide of 120 mesh with talcum powder powder
Mixing composition, is applied to after the drying of compound plate non-composite face, 290 μm of separation layer thickness, and in high temperature rolling, interleaving agent can prevent multiple
Solid phase binding occurs for plate non-composite face, is easy to separation.
Composite blank carries out vacuumize process in vacuum chamber using mechanical pump and diffusion pump in step c, and vacuum reaches
1.4×10-3Vacuum electron beam soldering and sealing is carried out after Pa.Vacuum electron beam welding technique is accelerating potential 100KV, and focus current is
2257mA, electronic beam current is 308mA, and speed of welding is 9.2mm/s.
Two one side titanium steel ply-metals are prepared using method described in the utility model, titanium cladding thickness 0.8mm is multiple
Plywood width 1200mm, titanium steel Surface bond rate 100%, compound interface shear strength 278MPa.
Embodiment 3
The present embodiment steel plate Q345B raw thicknesses are 75mm, and titanium plate TA2 raw thicknesses are 8mm, and composite blank thickness is
166mm, rolling thickness is 33.2mm, and four sides of cutting, which are divided to after plate, obtains two 1.6+15mm one side titanium steel ply-metals.
The preparation method of described titanium steel ply-metal, comprises the following steps：
A, using the method for machining the face to be composite of two steel plates and two titanium plates is surface-treated, until complete
Fresh metal is exposed in portion, and fresh metal face is cleaned using carbon tetrachloride, and oxide and greasy dirt are removed completely；
B, closed bar made according to the size of substrate and compound plate, be identical material with substrate, the is welded in using manual arc
Closed bar is fixed along surrounding on the face to be composite of one substrate, secondary cleaning is carried out to substrate face to be composite using carbon tetrachloride；
C, according to be welded with the first substrate of closed bar, the first compound plate, separation layer, the second compound plate, second substrate order by
Under it is supreme stack successively, the translation of symmetrical composite blank is transported in vacuum chamber and vacuumized by the described symmetrical composite blank of composition
Processing, using the closed bar of vacuum electron beam welding and two weld seams of substrate formation, gained is the symmetrical composite blank of vacuum；
D, composite blank is placed in heating furnace, is heated to 849 DEG C, is incubated 106min, then with 182 DEG C/h firing rate
973 DEG C are heated to, 28min is incubated；
E, using Stand Mill rolling mode, 937 DEG C of roughing start rolling temperature, 862 DEG C of finishing temperature, workpiece thickness is equal into
3 times of product thickness, 854 DEG C of finish rolling start rolling temperature, 721 DEG C of finishing temperature；
Thermal straightening is carried out to steel plate after f, rolling, is cooled to after room temperature and smooths, it is follow-up to carry out four sides cutting point plate, obtain two
Open one side titanium steel ply-metal.
Wherein, closed bar described in step b is highly equal to two titanium plates and separation layer thickness summation+2mm, closed bar width etc.
In 36mm, closed bar length is equal to the length or width of steel plate.
In stepb, when closed bar is welded on the first substrate, on the basis of substrate side, closed bar outside and substrate
Edge is flushed, and finally makes first substrate and closed bar one fluted body box body of formation.
Interleaving agent described in step c is weight fraction 1：0.46 particle diameter adds breast for the aluminum oxide of 150 mesh with talcum powder powder
Glue mixing composition, is applied to after the drying of compound plate non-composite face, 240 μm of separation layer thickness, in high temperature rolling, interleaving agent can be prevented
Solid phase binding occurs for compound plate non-composite face, is easy to separation.
Composite blank carries out vacuumize process in vacuum chamber using mechanical pump and diffusion pump in step c, and vacuum reaches 9
×10-4Vacuum electron beam soldering and sealing is carried out after Pa.Vacuum electron beam welding technique is accelerating potential 80KV, and focus current is
2304mA, electronic beam current is 371mA, and speed of welding is 6.3mm/s.
Two one side titanium steel ply-metals are prepared using method described in the utility model, titanium cladding thickness 1.6mm is multiple
Plywood width 2280mm, titanium steel Surface bond rate 100%, compound interface shear strength 293MPa.
Embodiment 4
The present embodiment steel plate Q345B raw thicknesses are 140mm, and titanium plate TA2 raw thicknesses are 20mm, and composite blank thickness is
320mm, rolling thickness is 40mm, and four sides of cutting, which are divided to after plate, obtains two 2.5+17.5mm one side titanium steel ply-metals.
The preparation method of described titanium steel ply-metal, comprises the following steps：
A, using the method for machining the face to be composite of two steel plates and two titanium plates is surface-treated, until complete
Fresh metal is exposed in portion, and fresh metal face is cleaned using alcohol, and oxide and greasy dirt are removed completely；
B, closed bar made according to the size of substrate and compound plate, be identical material with substrate, the is welded in using manual arc
Closed bar is fixed along surrounding on the face to be composite of one substrate, secondary cleaning is carried out to substrate face to be composite using alcohol；
C, according to be welded with the first substrate of closed bar, the first compound plate, separation layer, the second compound plate, second substrate order by
Under it is supreme stack successively, the translation of symmetrical composite blank is transported in vacuum chamber and vacuumized by the described symmetrical composite blank of composition
Processing, using the closed bar of vacuum electron beam welding and two weld seams of substrate formation, gained is the symmetrical composite blank of vacuum；
D, composite blank is placed in heating furnace, is heated to 835 DEG C, is incubated 112min, then with 186 DEG C/h firing rate
987 DEG C are heated to, 27min is incubated；
E, using Stand Mill rolling mode, 955 DEG C of roughing start rolling temperature, 873 DEG C of finishing temperature, workpiece thickness is equal into
4 times of product thickness, 861 DEG C of finish rolling start rolling temperature, 746 DEG C of finishing temperature；
Thermal straightening is carried out to steel plate after f, rolling, is cooled to after room temperature and smooths, it is follow-up to carry out four sides cutting point plate, obtain two
Open one side titanium steel ply-metal.
Wherein, closed bar described in step b is highly equal to two titanium plates and separation layer thickness summation+1.5mm, closed bar width
Equal to 43mm, closed bar length is equal to the length or width of steel plate.
In stepb, when closed bar is welded on the first substrate, on the basis of substrate side, closed bar outside and substrate
Edge is flushed, and finally makes first substrate and closed bar one fluted body box body of formation.
Interleaving agent described in step c is weight fraction 1：0.41 particle diameter adds breast for the aluminum oxide of 110 mesh with talcum powder powder
Glue mixing composition, is applied to after the drying of compound plate non-composite face, 270 μm of separation layer thickness, in high temperature rolling, interleaving agent can be prevented
Solid phase binding occurs for compound plate non-composite face, is easy to separation.
Composite blank carries out vacuumize process in vacuum chamber using mechanical pump and diffusion pump in step c, and vacuum reaches 7
×10-4Vacuum electron beam soldering and sealing is carried out after Pa.Vacuum electron beam welding technique is accelerating potential 100KV, and focus current is
2289mA, electronic beam current is 372mA, and speed of welding is 8.7mm/s.
Two one side titanium steel ply-metals are prepared using method described in the utility model, titanium cladding thickness 2.5mm is multiple
Plywood width 3000mm, titanium steel Surface bond rate 100%, compound interface shear strength 312MPa.
Embodiment 5
The present embodiment steel plate Q345B raw thicknesses are 300mm, and titanium plate TA2 raw thicknesses are 49mm, and composite billet thickness is
698mm, rolling thickness is 69.8mm, and four sides of cutting, which are divided to after plate, obtains two 4.9+30mm one side titanium steel ply-metals.
The preparation method of described titanium steel ply-metal, comprises the following steps：
A, using the method for machining the face to be composite of two steel plates and two titanium plates is surface-treated, until complete
Fresh metal is exposed in portion, and fresh metal face is cleaned using acetone, and oxide and greasy dirt are removed completely；
B, closed bar made according to the size of substrate and compound plate, be identical material with substrate, the is welded in using manual arc
Closed bar is fixed along surrounding on one face to be composite, secondary cleaning is carried out to substrate face to be composite using acetone；
C, according to be welded with the first substrate of closed bar, the first compound plate, separation layer, the second compound plate, second substrate order by
Under it is supreme stack successively, the translation of symmetrical composite blank is transported in vacuum chamber and vacuumized by the described symmetrical composite blank of composition
Processing, using the closed bar of vacuum electron beam welding and two weld seams of substrate formation, gained is the symmetrical composite blank of vacuum；
D, composite blank is placed in heating furnace, is heated to 840 DEG C, is incubated 109min, then with 174 DEG C/h firing rate
979 DEG C are heated to, 28min is incubated；
E, using Stand Mill rolling mode, 969 DEG C of roughing start rolling temperature, 896 DEG C of finishing temperature, workpiece thickness is equal into
4 times of product thickness, 889 DEG C of finish rolling start rolling temperature, 749 DEG C of finishing temperature；
Thermal straightening is carried out to steel plate after f, rolling, is cooled to after room temperature and smooths, it is follow-up to carry out four sides cutting point plate, obtain two
Open one side titanium steel ply-metal.
Wherein, closed bar described in step b is highly equal to two titanium plates and separation layer thickness summation+2mm, closed bar width etc.
In 49mm, closed bar length is equal to the length or width of steel plate.
In stepb, when closed bar is welded on the first substrate, on the basis of substrate side, closed bar outside and substrate
Edge is flushed, and finally makes first substrate and closed bar one fluted body box body of formation.
Interleaving agent described in step c is weight fraction 1：0.3 particle diameter adds latex for the aluminum oxide of 100 mesh with talcum powder powder
Mixing composition, is applied to after the drying of compound plate non-composite face, 280 μm of separation layer thickness, and in high temperature rolling, interleaving agent can prevent multiple
Solid phase binding occurs for plate non-composite face, is easy to separation.
Composite blank carries out vacuumize process in vacuum chamber using mechanical pump and diffusion pump in step c, and vacuum reaches 5
×10-4Vacuum electron beam soldering and sealing is carried out after Pa.Vacuum electron beam welding technique is accelerating potential 110KV, and focus current is
2318mA, electronic beam current is 359mA, and speed of welding is 4.9mm/s.
Two one side titanium steel ply-metals are prepared using the full milling method of vacuum described in the utility model, titanium cladding is thick
Spend 4.9mm, composite plate width 3800mm, titanium steel Surface bond rate 100%, compound interface shear strength 337MPa.
The technological parameter recorded according to the utility model content carries out the adjustment of preparation method, can prepare titanium steel composite board
And show the property basically identical with above-described embodiment.Exemplary description is done to the utility model above, it should illustrate
, in the case where not departing from core of the present utility model, any simple deformation, modification or other people in the art
Member can not spend the equivalent substitution of creative work to each fall within protection domain of the present utility model.
Claims (5)
1. a kind of titanium steel bimetallic composite blank, it is characterised in that：A kind of titanium steel bimetallic composite blank, including first substrate,
Second substrate, the first compound plate, the second compound plate separation layer and sealing strip, in the vertical direction set gradually the first base from the bottom to top
Plate, the first compound plate, separation layer, the second compound plate, second substrate；Described first substrate and second substrate are steel plate, the first compound plate
It is titanium plate with the second compound plate, separation layer is arranged between the first compound plate and the second compound plate；Described sealing strip is with first substrate
Identical material, sealing strip is arranged on the surrounding of first substrate upper surface, and the outside of sealing strip is concordant with the outside of first substrate, and
And sealing strip is located between first substrate and second substrate, the first compound plate and the second compound plate surrounding.
2. a kind of titanium steel bimetallic composite blank according to claim 1, it is characterised in that：Described sealing strip width is
36~49mm.
3. a kind of titanium steel bimetallic composite blank according to claim 1, it is characterised in that：Described sealing strip width is
40~46mm.
4. a kind of titanium steel bimetallic composite blank according to claim 1, it is characterised in that：Described sealing strip height,
Deviation range with the first compound plate, separation layer and the second compound plate height summation is 0~2mm.
5. a kind of titanium steel bimetallic composite blank according to claim 1, it is characterised in that：Described sealing strip height,
Deviation range with the first compound plate, separation layer and the second compound plate height summation is 0~1mm.
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| CN201720057320.XU CN206464714U (en) | 2017-01-18 | 2017-01-18 | A kind of titanium steel bimetallic composite blank |
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| CN201720057320.XU CN206464714U (en) | 2017-01-18 | 2017-01-18 | A kind of titanium steel bimetallic composite blank |
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| CN201720057320.XU Expired - Fee Related CN206464714U (en) | 2017-01-18 | 2017-01-18 | A kind of titanium steel bimetallic composite blank |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681971A (en) * | 2019-09-30 | 2020-01-14 | 鞍钢股份有限公司 | Preparation method of rolled titanium-steel composite plate |
| CN113020295A (en) * | 2021-03-25 | 2021-06-25 | 成都先进金属材料产业技术研究院股份有限公司 | Assembly method of titanium steel composite board raw material blank |
| CN113145664A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Chamber furnace high-temperature heating method for TA titanium and Q235 steel composite board/coiled raw material blank |
| CN113145665A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Chamber furnace isothermal heating method of TA titanium and Q235 steel composite board/coiled raw material blank |
| CN113145666A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Continuous furnace isothermal heating method for TA titanium and Q235 steel composite plate/coiled stock blank |
| CN113145667A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Continuous furnace high-temperature heating method for TA titanium and Q235 steel composite board/coiled raw material blank |
| CN113145663A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Chamber furnace heating method for TA titanium and Q235 steel composite board/coiled raw material blank |
-
2017
- 2017-01-18 CN CN201720057320.XU patent/CN206464714U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110681971A (en) * | 2019-09-30 | 2020-01-14 | 鞍钢股份有限公司 | Preparation method of rolled titanium-steel composite plate |
| CN113020295A (en) * | 2021-03-25 | 2021-06-25 | 成都先进金属材料产业技术研究院股份有限公司 | Assembly method of titanium steel composite board raw material blank |
| CN113145664A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Chamber furnace high-temperature heating method for TA titanium and Q235 steel composite board/coiled raw material blank |
| CN113145665A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Chamber furnace isothermal heating method of TA titanium and Q235 steel composite board/coiled raw material blank |
| CN113145666A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Continuous furnace isothermal heating method for TA titanium and Q235 steel composite plate/coiled stock blank |
| CN113145667A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Continuous furnace high-temperature heating method for TA titanium and Q235 steel composite board/coiled raw material blank |
| CN113145663A (en) * | 2021-05-10 | 2021-07-23 | 成都先进金属材料产业技术研究院股份有限公司 | Chamber furnace heating method for TA titanium and Q235 steel composite board/coiled raw material blank |
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