CN106735160A - A kind of environment-friendly type hot repair of steel ladle technique and device - Google Patents
A kind of environment-friendly type hot repair of steel ladle technique and device Download PDFInfo
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- CN106735160A CN106735160A CN201710071217.5A CN201710071217A CN106735160A CN 106735160 A CN106735160 A CN 106735160A CN 201710071217 A CN201710071217 A CN 201710071217A CN 106735160 A CN106735160 A CN 106735160A
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- ladle
- steel ladle
- hot repair
- steel
- cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D45/00—Equipment for casting, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
Abstract
The invention discloses a kind of environment-friendly type hot repair of steel ladle technique, comprise the following steps：On crane handling ladle to steel ladle transport vehicle；Dust pelletizing system electric butterfly valve is opened, and steel ladle transport vehicle is opened to hot repair station；Cleaning platform truck is opened to correct position；Slide plate is overhauled and replacing, ladle inside air brick, the cleaning at the mouth of a river；Cleaning platform truck is outputed；Steel ladle transport vehicle is outputed, and dust pelletizing system electric butterfly valve is closed；Crane hangs away ladle.Creatively be arranged in hot repair ladle on flat car by the present invention, the cleaning for meeting the ladle mouth of a river with reference to tank mouth mobile platform is carried out in dust excluding hood, the flue dust produced in scale removal process is solved the problems, such as, technical process is simple, and the security of plant operations of driving a vehicle is improved；Slide plate maintenance facility, environmental protection, reasonably arrangement hot repair of steel ladle facility, it is adaptable to make steel newly-built workshop and steel mill upgrading workshop are set.
Description
Technical field
The invention belongs to process for making technical field, more particularly to a kind of environment-friendly type hot repair of steel ladle technique and device.
Background technology
Hot repair of steel ladle is operation when steelshop is normally produced, and mainly undertakes the following work of ladle：(1) molten steel
The slide plate inspection of tank, replacing；(2) cleaning at the ladle mouth of a river；(3) cleaning of argon blowing quantity for steel ladle air brick；(4) inside ladle
The cleaning of residual slag.When steelshop is normally produced, usually all need to carry out ladle-pot hot-repair operation per stove, slide plate normally needs 1~2 stove
Change 1 time, the mouth of a river and air brick all need to carry out in time cleaning for next stove is prepared.In addition, ladle internal cleaning need to be by
Oxygen lance is carried out, and scale removal process can release big calorimetric, produces more flue dust.General either inside directly carries out steel in the prior art
Water pot hot repair, does not set dust removal installation in workshop, flue dust spreads in either inside, and the operation of the health and craneman of influence employee is regarded
There is potential safety hazard in line, the operation in workshop of driving a vehicle.
The content of the invention
Regarding to the issue above, it is an object of the invention to provide a kind of environment-friendly type hot repair of steel ladle technique and device.
To achieve the above object, a kind of environment-friendly type hot repair of steel ladle technique of the invention, is characterized in comprising the following steps：
1) on crane handling ladle to steel ladle transport vehicle；
2) dust pelletizing system electric butterfly valve is opened, and steel ladle transport vehicle is opened to hot repair station；
3) cleaning platform truck is opened to correct position；
4) slide plate maintenance and replacing, ladle inside air brick, the cleaning at the mouth of a river；
5) cleaning platform truck is outputed；
6) steel ladle transport vehicle is outputed, and dust pelletizing system electric butterfly valve is closed；
7) crane hangs away ladle.
To reach above-mentioned purpose, the present invention provides a kind of environment-friendly type hot repair of steel ladle device, including the transport of crane, ladle
Car, cleaning platform truck, slide plate maintenance facility, dust pelletizing system and slag pan；It is characterized in that steel ladle transport vehicle sets with cleaning platform truck
Put in orbit, dust pelletizing system is arranged on track top, and slag pan is located at dust pelletizing system lower section, less than track horizontal level；It is described
Crane is by ladle handling to steel ladle transport vehicle or hangs steel ladle transport vehicle；Cleaning platform truck is connected with dust pelletizing system, shape
Into almost closed space, the flue dust that hot repair of steel ladle operation is produced processes rear discharge up to standard, the residual steel of cleaning by dust pelletizing system
Slag is fallen into slag pan.
Further, the steel ladle transport vehicle is the flat car for orbiting, frame of being chosen a place to give a banquet on flat car, hot repair
Ladle is arranged horizontally on mounting, realizes that ladle moves freely switching, technical parameter in hot repair position and between waiting position：Speed
It is 30m/min to spend, and driving force is provided by the second torque cable drum, and mode of braking is dynamic braking.
Further, the cleaning platform truck can be realized moving freely switching, top in hot repair position and between waiting position
If cleaning platform, steel ladder, oxygen lance and baffle plate；The cleaning platform truck is ladle mouth of a river cleaning operation platform, major technique
Parameter：Speed is 30m/min, and driving force is provided by the first torque cable drum, and mode of braking is dynamic braking；Cleaning platform truck
It is connected with dust pelletizing system, forms almost closed space.
Further, the slide plate maintenance facility includes inspection platform and cantilever crane, important technological parameters：Lifting capacity Q=
3t；Radius of turn：R=6m；Highly：H=6m；Rotary speed：V1=1.0r/min；Lifting velocity：V2=30m/min；Operation
Personnel are checked the slide plate of ladle on inspection platform using cantilever crane, replacement operation.
Further, the dust pelletizing system includes fixed dust excluding hood, dedusting branch pipe, dedusting house steward, 1# electric butterfly valves, 2# electricity
Dynamic butterfly valve, 3# electric butterfly valves, sack cleaner, motor, blower fan, muffler, chimney.It is first turned on 3# electric butterfly valves, 2# electronic
Butterfly valve or 1# electric butterfly valves, dust pelletizing system start；The flue dust that hot repair of steel ladle process is produced drives in the presence of blower fan in motor
It is up to standard by smoke stack emission after removing dust branch pipe, dedusting house steward, sack cleaner, muffler.
Further, the fixed dust excluding hood uses welded-steel plate construction, steel plate thickness t=10mm.
Further, the cleaning platform truck is connected to form almost closed space by baffle plate and fixation with dust pelletizing system
Dust excluding hood connection is realized；The fixed dust excluding hood front portion perforate, baffle plate and the anterior surface steel plate gap of fixed dust excluding hood≤
50mm, fixes rubber slab and seals using fixing bolt.
Further, peep hole and handle hole are set on the baffle plate；The first cover plate, the first rotary shaft are set on the peep hole
And the first in command, the first cover plate is carried out the operating personnel operation first in command opening and closing of peep hole around the first rotary shaft；The behaviour
The second cover plate, the second rotary shaft and the second in command are set as hole, operating personnel operate the second in command by the first cover plate around the second rotation
Axle carries out the opening and closing of handle hole.
Further, the fixed dust excluding hood rear portion perforate, it is ensured that the sufficient space that slide plate is changed.
Compared with prior art, it is an advantage of the invention that creatively hot repair ladle is arranged on flat car, with reference to
The cleaning that tank mouth mobile platform can meet the ladle mouth of a river is carried out in dust excluding hood, not only solves what is produced in scale removal process
Flue dust problem, and improve the security of driving plant operations；In addition, the invention also sets up slide plate maintenance facility, environmental protection, conjunction
Reason ground arrangement hot repair of steel ladle facility, it is adaptable to make steel newly-built workshop and steel mill upgrading workshop, there is good economy
Benefit and social benefit.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to carrying
The accompanying drawing of confession obtains other accompanying drawings.
Fig. 1 is a kind of environment-friendly type hot repair of steel ladle facility craftworks CAD system figure.
Fig. 2 is the A-A profiles of Fig. 1.
Fig. 3 is the I enlarged drawings of Fig. 2.
Fig. 4 is the B direction views of Fig. 2.
Fig. 5 is the C direction views of Fig. 2.
In figure：1st, crane；2nd, track；3rd, steel ladder；4th, the first torque cable drum；5th, platform truck is cleared up；6th, platform is cleared up；
7th, baffle plate；8th, fixed dust excluding hood；9th, dedusting branch pipe；10th, 1# electric butterfly valves；11st, dedusting house steward；12nd, cantilever crane；13rd, ladle；
14th, steel ladle transport vehicle；15th, the second torque cable drum；16th, slag pan；17th, 2# electric butterfly valves；18th, inspection platform；19th, 3# electricity
Dynamic butterfly valve；20th, sack cleaner；21st, motor；22nd, blower fan；23rd, muffler；24th, chimney；25th, car stop；26th, oxygen lance；27、
Mounting；28th, fixing bolt；29th, rubber slab；30th, the first cover plate；31st, the first in command；32nd, the first rotary shaft；33rd, the second cover plate；
34th, the second in command；35th, the second rotary shaft.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Embodiment 1
A kind of environment-friendly type hot repair of steel ladle technique of the invention can be seen that by Fig. 1, Fig. 2, comprise the following steps：
1) on the handling ladle 13 of crane 1 to steel ladle transport vehicle 14；
2) dust pelletizing system electric butterfly valve is opened, and steel ladle transport vehicle 14 is opened to hot repair station；
3) cleaning platform truck 5 is opened to correct position；
4) slide plate maintenance and replacing, ladle inside air brick, the cleaning at the mouth of a river；
5) cleaning platform truck 5 is outputed；
6) steel ladle transport vehicle 14 is outputed, and dust pelletizing system electric butterfly valve is closed；
7) crane 1 hangs away ladle 13.
Embodiment 2
The present invention can be seen that by Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 a kind of environment-friendly type hot repair of steel ladle device is provided, including
Crane 1, steel ladle transport vehicle 14, cleaning platform truck 5, slide plate maintenance facility, dust pelletizing system and slag pan 16；It is characterized in ladle
Transport vehicle 14 is arranged on track 2 with cleaning platform truck 5, and dust pelletizing system is arranged on the top of track 2, and slag pan 16 is located at dust pelletizing system
Lower section, less than the horizontal level of track 2；Crane 1 is by the handling of ladle 13 to steel ladle transport vehicle 14 or hangs steel ladle transport vehicle
14；Cleaning platform truck 5 is connected with dust pelletizing system, forms almost closed space, and the flue dust that hot repair of steel ladle operation is produced is by removing
Discharge after the treatment of dirt system is up to standard, the residual slag of cleaning is fallen into slag pan 16.
Steel ladle transport vehicle 14 is the flat car run on track 2, frame 27 of being chosen a place to give a banquet on flat car, the ladle 13 of hot repair
It is arranged horizontally on mounting 27, realizes that ladle 13 moves freely switching, technical parameter in hot repair position and between waiting position：Speed
It is 30m/min, driving force is provided by the second torque cable drum 15, mode of braking is dynamic braking.
Cleaning platform truck 5 can be realized moving freely switching between hot repair position and wait position, and top sets cleaning platform 6, steel
Ladder 3, oxygen lance 26 and baffle plate 7；Cleaning platform truck 5 is ladle mouth of a river cleaning operation platform, important technological parameters：Speed is
30m/min, driving force is provided by the first torque cable drum 4, and mode of braking is dynamic braking；Cleaning platform truck 5 and dedusting system
System connection, forms almost closed space.
Slide plate maintenance facility includes inspection platform 18 and cantilever crane 12, important technological parameters：Lifting capacity Q=3t；Rotation half
Footpath：R=6m；Highly：H=6m；Rotary speed：V1=1.0r/min；Lifting velocity：V2=30m/min；Operating personnel are in maintenance
The slide plate of ladle 13 is checked using cantilever crane 12 on platform 18, replacement operation.
Dust pelletizing system includes fixed dust excluding hood 8, dedusting branch pipe 9, dedusting house steward 11,1# electric butterfly valves 10,2# electric butterfly valves
17th, 3# electric butterfly valves 19, sack cleaner 20, motor 21, blower fan 22, muffler 23, chimney 24.It is first turned on 3# electric butterfly valves
19th, 2# electric butterfly valves 17 or 1# electric butterfly valves 10, dust pelletizing system start；The flue dust that hot repair of steel ladle process is produced drives in motor 21
It is up to standard by chimney 24 after removing dust branch pipe 9, dedusting house steward 11, sack cleaner 20, muffler 23 in the presence of dynamic blower fan 22
Discharge.
Fixed dust excluding hood 8 uses welded-steel plate construction, steel plate thickness t=10mm.
Cleaning platform truck 5 is connected with dust pelletizing system and to form almost closed space and be connected with fixation dust excluding hood 8 by baffle plate 7
Realize；Steel plate gap≤50mm directly over the fixed anterior perforate of dust excluding hood 8, baffle plate 7 and the fixed front portion of dust excluding hood 8, using fixation
Bolt 28 is fixed rubber slab 29 and is sealed.
Peep hole and handle hole are set on baffle plate 7；The first cover plate 30, the first rotary shaft 32 and the first in command are set on peep hole
31, the first cover plate 30 is carried out the operating personnel operation first in command 31 opening and closing of peep hole around the first rotary shaft 32；Handle hole sets
Second cover plate 33, the second rotary shaft 35 and the second in command 34, operating personnel operate the second in command 34 by the second cover plate 33 around second
Rotary shaft 35 carries out the opening and closing of handle hole.
The fixed rear portion perforate of dust excluding hood 8, it is ensured that the sufficient space that slide plate is changed.
The present embodiment can be realized while carrying out hot repair operation to two sets of ladles.
Embodiment 3
As seen from Figure 2, based on above-described embodiment, to ensure cleaning platform truck 5 and steel ladle transport vehicle 14 in track 2
On operation safety, the two ends of track 2 set car stop；For platform truck 5 and ladle transport are cleared up in the generation for preventing collision accident
The two ends of car 14 are respectively provided with buffer.
Embodiment 4
Hot repair technique and hot repair device described in embodiment 2 according to embodiment 1, its specific implementation step are as follows：
Crane 1 can be seen that by Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 the ladle 13 after cast is hung to steel ladle transport vehicle
On 14, the power supply of the second torque cable drum 15 drives steel ladle transport vehicle 14 along the traveling hot repair of track 2 station-fixation dust excluding hood
In 8；The power supply of first torque cable drum 4 drives cleaning platform truck 5 to be stopped along track 2 to correct position, it is ensured that baffle plate 7 with it is solid
Determine steel plate gap≤50mm directly over the side of dust excluding hood 8, gap location is fixed rubber slab 29 and sealed using fixing bolt 28；3#
Electric butterfly valve 19,2# electric butterfly valves 17 or 1# electric butterfly valves 10 are opened, and dust pelletizing system starts；Operating personnel are by cleaning platform
The supernatant platform 6 of steel ladder 3 of car 5, operates oxygen lance 26 to clear up air brick and the mouth of a river etc. in ladle 13 on platform,
Residual slag can be fallen into slag pan 16；Operating personnel are examined using cantilever crane 12 on inspection platform 18 to the slide plate of ladle 13
Look into, replacement operation.Hot repair of steel ladle process produce flue dust motor 21 drive blower fan 22 in the presence of removing dust branch pipe 9, remove
It is up to standard after dirt house steward 11, sack cleaner 20, muffler 23 to be discharged by chimney 24.
The fixed anterior perforate of dust excluding hood 8 leaves is entered with the gap between baffle plate 7 using the fixation rubber slab 29 of fixing bolt 28
Row sealing；Peep hole and handle hole are left on baffle plate 7, operating personnel operate the first in command 31, the first cover plate 30 is revolved around first
Rotating shaft 32 carries out the opening and closing of peep hole；Operating personnel operate the second in command (34), enter the second cover plate 33 around the second rotary shaft 35
The opening and closing of row peep hole.The fixed rear portion perforate of dust excluding hood 8, it is ensured that the sufficient space that slide plate is changed.
After hot repair of steel ladle terminates, the power supply of the first torque cable drum 4 drives cleaning platform truck 5 to be outputed along track 2, with
Afterwards, the power supply of the second torque cable drum 15 drives steel ladle transport vehicle 14 to be outputed along track 2.Crane 1 hangs ladle 13
Steel ladle transport vehicle 14.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or uses the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The scope most wide for causing.
Claims (10)
1. a kind of environment-friendly type hot repair of steel ladle technique, it is characterised in that comprise the following steps：
1) on crane (1) handling ladle (13) to steel ladle transport vehicle (14)；
2) dust pelletizing system electric butterfly valve is opened, and steel ladle transport vehicle (14) is opened to hot repair station；
3) cleaning platform truck (5) is opened to correct position；
4) slide plate maintenance and replacing, ladle inside air brick, the cleaning at the mouth of a river；
5) cleaning platform truck (5) is outputed；
6) steel ladle transport vehicle (14) is outputed, and dust pelletizing system electric butterfly valve is closed；
7) crane (1) hangs away ladle (13).
2. a kind of environment-friendly type hot repair of steel ladle device, including crane (1), steel ladle transport vehicle (14), cleaning platform truck (5), cunning
Plate maintenance facility, dust pelletizing system and slag pan (16)；It is characterized in that：Steel ladle transport vehicle (14) is set with cleaning platform truck (5)
On track (2), dust pelletizing system be arranged on track (2) top, slag pan (16) positioned at dust pelletizing system lower section, less than track (2) water
Prosposition is put；Crane (1) is by ladle (13) handling to steel ladle transport vehicle (14) or hangs steel ladle transport vehicle (14)；Cleaning is flat
Chassis (5) is connected with dust pelletizing system, forms almost closed space, and the flue dust that hot repair of steel ladle operation is produced is by dust pelletizing system
Discharge after reason is up to standard, the residual slag of cleaning is fallen into slag pan (16).
3. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：The steel ladle transport vehicle
(14) it is the flat car that is run on track (2), frame (27) of being chosen a place to give a banquet on flat car, the ladle (13) of hot repair is horizontally disposed present
On frame (27), realize that ladle (13) moves freely switching, technical parameter in hot repair position and between waiting position：Speed is 30m/
Min, driving force is provided by the second torque cable drum (15), and mode of braking is dynamic braking.
4. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：The cleaning platform truck
(5) can realize moving freely switching between hot repair position and wait position, top sets cleaning platform (6), steel ladder (3), oxygen lance
And baffle plate (7) (26)；Cleaning platform truck (5) is ladle mouth of a river cleaning operation platform, important technological parameters：Speed is
30m/min, driving force is provided by the first torque cable drum (4), and mode of braking is dynamic braking；Clear up platform truck (5) and remove
Dirt system is connected, and forms almost closed space.
5. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：The slide plate overhauls facility
Including inspection platform (18) and cantilever crane (12), important technological parameters：Lifting capacity Q=3t；Radius of turn：R=6m；Highly：H=
6m；Rotary speed：V1=1.0r/min；Lifting velocity：V2=30m/min；Operating personnel are on inspection platform (18) using outstanding
Arm hang (12) slide plate of ladle (13) is checked, replacement operation.
6. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：Dust pelletizing system includes fixing
Dust excluding hood (8), dedusting branch pipe (9), dedusting house steward (11), 1# electric butterfly valves (10), 2# electric butterfly valves (17), 3# electric butterfly valves
(19), sack cleaner (20), motor (21), blower fan (22), muffler (23), chimney (24).
7. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：Fixed dust excluding hood (8) is adopted
With welded-steel plate construction, steel plate thickness t=10mm.
8. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：The cleaning platform truck
(5) it is connected with dust pelletizing system and forms almost closed space realization is connected with fixation dust excluding hood (8) by baffle plate (7)；Fixation is removed
Dust hood (8) front portion perforate, baffle plate (7) surface steel plate gap≤50mm anterior with fixed dust excluding hood (8), using fixing bolt
(28) fixed rubber slab (29) sealing.
9. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：Set on the baffle plate (7)
Peep hole and handle hole；The first cover plate (30), the first rotary shaft (32) and the first in command (31), operator are set on the peep hole
First cover plate (30) is carried out member's operation first in command (31) opening and closing of peep hole around the first rotary shaft (32)；The handle hole sets
Second cover plate (33), the second rotary shaft (35) and the second in command (34), operating personnel operate the second in command (34) by the second cover plate
(33) opening and closing of handle hole is carried out around the second rotary shaft (35).
10. a kind of environment-friendly type hot repair of steel ladle device according to claim 2, it is characterised in that：The fixed dust excluding hood
(8) rear portion perforate, it is ensured that the sufficient space that slide plate is changed.
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| CN201710071217.5A CN106735160B (en) | 2017-02-09 | 2017-02-09 | A kind of environment-friendly type hot repair of steel ladle device |
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| CN201710071217.5A CN106735160B (en) | 2017-02-09 | 2017-02-09 | A kind of environment-friendly type hot repair of steel ladle device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109909486A (en) * | 2019-03-06 | 2019-06-21 | 鞍钢股份有限公司 | Hot repair method for molten steel tank |
| CN113199017A (en) * | 2021-04-28 | 2021-08-03 | 马钢集团设计研究院有限责任公司 | All-round hot repair system and method for molten steel tank |
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| CN205147297U (en) * | 2015-11-30 | 2016-04-13 | 山东钢铁集团日照有限公司 | Efficiency of ladle operation is improved ladle hot repair structure |
| CN205590743U (en) * | 2016-03-30 | 2016-09-21 | 中冶南方工程技术有限公司 | Liftable heat preservation dust excluding hood system |
| CN206455173U (en) * | 2017-02-09 | 2017-09-01 | 中冶华天南京工程技术有限公司 | A kind of environment-friendly type hot repair of steel ladle device |
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| CN109909486A (en) * | 2019-03-06 | 2019-06-21 | 鞍钢股份有限公司 | Hot repair method for molten steel tank |
| CN109909486B (en) * | 2019-03-06 | 2020-03-31 | 鞍钢股份有限公司 | Hot repair method for molten steel tank |
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