CN209094172U - Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill - Google Patents
Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill Download PDFInfo
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- CN209094172U CN209094172U CN201821863321.4U CN201821863321U CN209094172U CN 209094172 U CN209094172 U CN 209094172U CN 201821863321 U CN201821863321 U CN 201821863321U CN 209094172 U CN209094172 U CN 209094172U
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- roll
- water discharging
- discharging board
- guiding gutter
- thin strip
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 134
- 238000005098 hot rolling Methods 0.000 title claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 30
- 229910052751 metal Inorganic materials 0.000 claims abstract description 30
- 239000000498 cooling water Substances 0.000 claims abstract description 29
- 238000007599 discharging Methods 0.000 claims description 114
- 239000000463 material Substances 0.000 claims description 20
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 19
- 238000003801 milling Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 10
- 239000010959 steel Substances 0.000 abstract description 10
- 238000005096 rolling process Methods 0.000 abstract description 9
- 238000001816 cooling Methods 0.000 description 8
- 229910001018 Cast iron Inorganic materials 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Metal Rolling (AREA)
Abstract
The utility model discloses an go up roller cutting water board and lower roll cutting water board for hot rolling thin strip rolling mill working roll, an go up roller cutting water board (4) for hot rolling thin strip rolling mill working roll including last roller cutting water board body (11) and last metal heat insulating board (14), go up roller cutting water board body (11) and contain last working section (110) and last linkage segment (111) that connect gradually, the lower surface of going up working section (110) is equipped with guiding gutter (112), go up metal heat insulating board (14) and be fixed in the lower surface of last working section (110), go up metal heat insulating board (14) and last guiding gutter (112) and form cooling water conservancy diversion cavity (15). The upper roll water cutting plate and the lower roll water cutting plate for the working roll of the hot rolling thin strip mill improve the heat resistance of the existing water cutting plate, prolong the service life of the water cutting plate and solve the problems of steel piling, steel clamping and the like of the water cutting plate.
Description
Technical field
The utility model relates to steel rolling equipment fields, and particularly a kind of upper roller for hot rolled thin strip operation roll of mill is cut
Water plate and a kind of lower roll water discharging board for hot rolled thin strip operation roll of mill.
Background technique
Hot rolling line is the hot rolling line for especially producing Thin Strip Steel, wherein in order to reach single chassis heavy reduction
Continuous rolling, rolling temperature are higher than traditional hot continuous rolling, and rolling time is long, so the heat resistant requirements to guide plate are higher, simultaneously because
The strip of rolling is thinner, and the requirement to strip temperature control is higher, it is desirable that and cooling water cannot fall on tropical steel surface, in order to avoid reduce
Belt steel surface temperature, influences properties of product.
In the prior art, common hot-rolling finishing mill water discharging board is made of water discharging board ontology and foreplate, water discharging board sheet
Body is bolted with foreplate, and water discharging board ontology is made of whole cast iron, and rolling and high-temperature influences water discharging board small.This cuts water
The shortcomings that plate, is: 1, being rigid contact between cast iron water discharging board and roll, be easy to appear gap, cooling water is caused to flow to strip table
Face influences product quality.2, it is made of due to water discharging board cast iron quality, water discharging board is directly contacted with roll, is easy to scratch roll.
3, the cast iron water discharging board designed before, weight weight, it is not easy to replace.
Utility model content
Belt steel product quality is influenced in order to solve the problems, such as that existing water discharging board is easy to happen high temperature deformation.The utility model mentions
A kind of upper roller water discharging board and lower roll water discharging board for hot rolled thin strip operation roll of mill is supplied, this is used for the work of hot rolled thin strip milling train
The upper roller water discharging board and lower roll water discharging board of roller improve the temperature capacity of existing water discharging board, extend the service life of water discharging board, solve
The problem of water discharging board piling of steel steel-fastening etc..
The utility model solves that technical application used by its technical problem is novel to be: one kind is for hot rolled thin strip milling train work
Make the upper roller water discharging board of roller, including upper roller water discharging board ontology and upper metal heat-insulated plate, works along described for hot rolled thin strip milling train
The width direction of the upper roller water discharging board of roller, upper roller water discharging board ontology contain sequentially connected upper active section and upper linkage section, upper work
The lower surface for making section is equipped with upper guiding gutter, length of the upper guiding gutter along the upper roller water discharging board for hot rolled thin strip operation roll of mill
Degree direction opens up, and upper metal heat-insulated plate is fixed on the lower surface of active section, and upper metal heat-insulated plate and upper guiding gutter form cooling
Water water conservancy diversion cavity.
Along the length direction of the upper roller water discharging board for hot rolled thin strip operation roll of mill, upper roller water discharging board ontology contains
Transmission side section, roll interlude and the fore side section set gradually.
Upper connection through-hole is equipped in upper linkage section, the material of upper roller water discharging board ontology is high molecular material, upper metallic insulation
The material of plate is stainless steel.
The upper tapped through hole for connection is equipped in upper active section, upper tapped through hole is connected to cooling water water conservancy diversion cavity.
Upper guiding gutter is wave linear shape structure.
A kind of lower roll water discharging board for hot rolled thin strip operation roll of mill, including lower roll water discharging board ontology and lower metallic insulation
Plate, along the width direction of the lower roll water discharging board for hot rolled thin strip operation roll of mill, lower roll water discharging board ontology contains successively
The lower active section and lower linkage section of connection, the upper surface of lower linkage section are equipped with lower guiding gutter, and lower guiding gutter is used for hot rolling along described
The length direction of the lower roll water discharging board of strip operation roll of mill opens up, and lower metal heat-insulated plate is fixed on the upper surface of lower linkage section,
Lower metal heat-insulated plate and lower guiding gutter form cooling water water conservancy diversion cavity.
Along the length direction of the lower roll water discharging board for hot rolled thin strip operation roll of mill, lower roll water discharging board ontology contains
Transmission side section, roll interlude and the fore side section set gradually.
Lower tapped through hole is equipped in lower linkage section, the material of lower roll water discharging board ontology is high molecular material, lower metallic insulation
The material of plate is stainless steel.
Trapezoidal notch guide groove is equipped in the lower surface of lower active section, the trapezoidal top is towards lower guiding gutter, notch
Guide groove is connected to by external drainage slot with lower guiding gutter.
Lower guiding gutter contains the first guiding gutter and the second guiding gutter, and the first guiding gutter and the second guiding gutter are wave linear shape
Structure, the trough of the first guiding gutter and the trough of the second guiding gutter are correspondingly connected with, the wave crest of the first guiding gutter and the second guiding gutter
Wave crest be connected to by interior drainage trough, notch guide groove is connected to by external drainage slot with the wave crest of the first guiding gutter of lower guiding gutter.
The beneficial effects of the utility model are:
1, segmented high molecular material water discharging board, close with roll contact, cooling water is not easy to flow to belt steel surface, not shadow
Product quality is rung, roll is not damaged.
2, meet hot-rolled production process requirement, good cooling effect reduces water discharging board turnover rate, reduces cost.
3, light-weight, it is readily replaceable.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
Fig. 1 is described in the utility model for the upper roller water discharging board of hot rolled thin strip operation roll of mill and making for lower roll water discharging board
Use status diagram.
Fig. 2 is the schematic diagram of the upper roller water discharging board described in the utility model for hot rolled thin strip operation roll of mill.
Fig. 3 is in Fig. 2 along the cross-sectional view in the direction A-A.
Fig. 4 is the schematic diagram of the lower roll water discharging board described in the utility model for hot rolled thin strip operation roll of mill.
Fig. 5 is in Fig. 4 along the cross-sectional view in the direction B-B.
1, top working roll；2, strip；3, bottom working roll；4, upper roller water discharging board；5, lower roll water discharging board；6, bottom roll segmentation is cold
But collector；7, lower foreplate；8, upper foreplate；9, topping roll sub-sectional cooling collector；
11, upper roller water discharging board ontology；12, upper connection through-hole；13, upper tapped through hole；14, upper metal heat-insulated plate；15, cooling
Water water conservancy diversion cavity；16, screw；17, transmission side section；18, roll interlude；19, fore side section；110, upper active section；111, on
Linkage section；112, upper guiding gutter；
21, lower roll water discharging board ontology；22, screw；23, lower tapped through hole；24, lower metal heat-insulated plate；25, cooling water water conservancy diversion
Cavity；26, interior drainage trough；27, transmission side section；28, roll interlude；29, fore side section；210, lower active section；211, lower company
Connect section；212, lower guiding gutter；213, notch guide groove；214, external drainage slot；215, the first guiding gutter；216, the second guiding gutter.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
A kind of upper roller water discharging board for hot rolled thin strip operation roll of mill, the upper roller water discharging board 4 include upper roller water discharging board sheet
Body 11 and upper metal heat-insulated plate 14, along the width direction (i.e. left and right directions in Fig. 3) of the upper roller water discharging board 4, upper roller cuts water
Plate ontology 11 contains sequentially connected upper active section 110 and upper linkage section 111, and the lower surface of upper active section 110 is equipped with upper water guide
Slot 112, upper guiding gutter 112 are opened up along the length direction (i.e. left and right directions in Fig. 2) of the upper roller water discharging board 4, upper metal every
Hot plate 14 is fixed on the lower surface of active section 110, and upper metal heat-insulated plate 14 forms cooling water water conservancy diversion cavity with upper guiding gutter 112
15, as shown in Figures 2 and 3.
In the present embodiment, along the length direction of the upper roller water discharging board 4 for hot rolled thin strip operation roll of mill, upper roller
Water discharging board ontology 11 contains transmission side section 17, roll interlude 18 and the fore side section 19 set gradually.Transmission side section 17, roll
Mutually indepedent between interlude 18 and 19 3 sections of fore side section, each section is independently mounted on the foreplate of milling train outlet, passes through
It is bolted, the length of each section is adjusted according to the roll shape of roll.Ensure to be bonded completely with roll, while can be with
Replacement increases service life of equipment respectively, and reduces replacing construction.
In the present embodiment, upper connection through-hole 12 is equipped in upper linkage section 111, the material of upper roller water discharging board ontology 11 is height
Molecular material, the material of upper metal heat-insulated plate 14 are stainless steel.Upper roller water discharging board ontology 11 passes through upper connection through-hole 12 and bolt
It is fixed on the foreplate of milling train, the upper metal heat-insulated plate 14 of Semi surrounding type can be by the upper roller water discharging board ontology of high molecular material
11 lower part keeps apart with hot strip steel.To play the role of it is heat-insulated, protect water discharging board not scratched by strip, do not scratch strip.
In the present embodiment, the upper tapped through hole 13 for connection is equipped in upper active section 110, upper metal heat-insulated plate 14 is logical
It crosses screw 16 to be connected and fixed with upper roller water discharging board ontology 11, upper tapped through hole 13 is connected to cooling water water conservancy diversion cavity 15, upper water guide
Slot 112 is wave linear shape structure, such as Fig. 2 and Fig. 3.Upper guiding gutter 112 is processed by mach method, upper roller water discharging board
Cooling water in 4 cooling water water conservancy diversion cavity 15 is that this is cold by the inflow of upper tapped through hole 13 for fixing stainless steel thermal insulation board
But in water water conservancy diversion cavity 15.
A kind of lower roll water discharging board for hot rolled thin strip operation roll of mill, the lower roll water discharging board 5 include lower roll water discharging board sheet
Body 21 and lower metal heat-insulated plate 24, the width direction along the lower roll water discharging board 5 for hot rolled thin strip operation roll of mill (are schemed
Left and right directions in 5), lower roll water discharging board ontology 21 contains sequentially connected lower active section 210 and lower linkage section 211, lower connection
The upper surface of section 211 is equipped with lower guiding gutter 212, and lower guiding gutter 212 is along a length direction (i.e. left side in Fig. 4 for the lower roll water discharging board 5
Right direction) it opens up, lower metal heat-insulated plate 24 is fixed on the upper surface of lower linkage section 211, lower metal heat-insulated plate 24 and lower guiding gutter
212 form cooling water water conservancy diversion cavity 25, as shown in Figure 4 and Figure 5.
In the present embodiment, along the length direction of the lower roll water discharging board 5, lower roll water discharging board ontology 21, which contains, successively to be set
Transmission side section 27, roll interlude 28 and the fore side section 29 set.Transmission side section 27, roll interlude 28 and fore side section 29 3
Mutually indepedent between section, each section is independently mounted on the foreplate of milling train outlet, is bolted, the length of each section
It is adjusted according to the roll shape of roll, it is ensured that can be bonded completely with roll, while the use for increasing equipment can be replaced respectively
Service life, and reduce replacing construction.
In the present embodiment, lower tapped through hole 23 is equipped in lower linkage section 211, the material of lower roll water discharging board ontology 21 is height
Molecular material, the material of lower metal heat-insulated plate 24 are stainless steel.Screw 22 is by lower metal heat-insulated plate 24 and lower roll water discharging board ontology
21 are connected and fixed with lower foreplate 7.Lower metal heat-insulated plate 24 be semi-surrounding form, play it is heat-insulated, protect water discharging board not by strip
It scratches, does not scratch the effect of strip.
In the present embodiment, in the lower surface of lower active section 210 be equipped with trapezoidal notch guide groove 213, it is described it is trapezoidal for etc.
Waist is trapezoidal, as shown in figure 4, the trapezoidal top is towards lower guiding gutter 212, notch guide groove 213 is by external drainage slot 214 under
Guiding gutter 212 is connected to.It is preferred that lower guiding gutter 212 contains the first guiding gutter 215 and the second guiding gutter 216, the first guiding gutter 215
It is wave linear shape structure with the second guiding gutter 216, the trough of the first guiding gutter 215 is corresponding with the trough of the second guiding gutter 216
Connection, the wave crest of the first guiding gutter 215 is far from the wave crest of the second guiding gutter 216, the wave crest and the second water guide of the first guiding gutter 215
The wave crest of slot 216 is connected to by interior drainage trough 26, and the top of notch guide groove 213 passes through external drainage slot 214 and lower guiding gutter 212
The wave crest of first guiding gutter 215 corresponds connection, as shown in Figure 4.
Wherein, the lower guiding gutter 212 of lower roll water discharging board ontology 21 is processed by mach method, lower roll water discharging board
Cooling water in 5 cooling water water conservancy diversion cavity 25 impacts lower work by lower cooling manifold by the cooling water of milling train bottom working roll
After roller 3, by entering along cooling water water conservancy diversion cavity 25 along notch guide groove 213 that water flow reflection direction is processed, with reach it is cooling every
The purpose of hot plate and bottom guide.
It is described below a kind of for hot rolled thin strip milling train.
This be used for hot rolled thin strip milling train contain top working roll 1, bottom working roll 3, upper roller water discharging board 4, lower roll water discharging board 5, under
Roll cooling collector 6, lower foreplate 7, upper foreplate 8 and topping roll sub-sectional cooling collector 9.Upper roller water discharging board 4 with above lead
It defends plate 8 to be connected and fixed, lower roll water discharging board 5 is connected and fixed with lower foreplate 7, and upper roller water discharging board 4 is bonded with top working roll 1, upper roller
Water discharging board 4 and its width of lower roll water discharging board 5 are identical as roll width, and lower roll water discharging board 5 is bonded with bottom working roll 3, lower foreplate 7
Movement with upper foreplate 8 is moved by hydraulic cylinder control, as shown in Figure 1.
Cooling water in the cooling water water conservancy diversion cavity 15 of upper roller water discharging board 4 passes through the topping roll positioned at upper 8 rear portion of foreplate
Sub-sectional cooling collector 9 provides, and cooling water enters the inside of cooling water water conservancy diversion cavity 15 by upper tapped through hole 13.Lower roll water discharging board
Cooling water in 5 cooling water water conservancy diversion cavity 25 is provided by bottom roll sub-sectional cooling collector 6, after cooling water slug bottom working roll 3
It is reflected through the inside that notch guide groove 213 enters cooling water water conservancy diversion cavity 25.
Upper roller water discharging board 4 and lower roll water discharging board 5 described in the utility model solve high-temperature baking strip 2 to water discharging board
Baking reduces water discharging board temperature, further extends water discharging board service life, reduce water discharging board consumption, reduce production
Spare part expense expenditure.
The above, only specific embodiment of the utility model cannot limit the range that utility model is implemented, institute with it
With the displacement of its equivalent assemblies, or according to equivalent variations made by the utility model patent protection scope and modification, should all still fall within
The scope that this patent is covered.In addition, between technical characteristic and technical characteristic in the utility model, technical characteristic and technical application
Between novel, technical application it is novel it is novel with technical application between use can be freely combined.
Claims (10)
1. a kind of upper roller water discharging board for hot rolled thin strip operation roll of mill, which is characterized in that described to be used for hot rolled thin strip milling train
The upper roller water discharging board (4) of working roll includes upper roller water discharging board ontology (11) and upper metal heat-insulated plate (14), is used for hot rolling along described
The width direction of the upper roller water discharging board (4) of strip operation roll of mill, upper roller water discharging board ontology (11) contain sequentially connected upper work
Make section (110) and upper linkage section (111), the lower surface of upper active section (110) is equipped with upper guiding gutter (112), upper guiding gutter (112)
Length direction along the upper roller water discharging board (4) for hot rolled thin strip operation roll of mill opens up, and upper metal heat-insulated plate (14) is solid
Due to the lower surface of upper active section (110), upper metal heat-insulated plate (14) and upper guiding gutter (112) form cooling water water conservancy diversion cavity
(15)。
2. the upper roller water discharging board according to claim 1 for hot rolled thin strip operation roll of mill, which is characterized in that along described
The length direction of upper roller water discharging board (4) for hot rolled thin strip operation roll of mill, upper roller water discharging board ontology (11), which contains, successively to be set
Transmission side section (17), roll interlude (18) and the fore side section (19) set.
3. the upper roller water discharging board according to claim 1 for hot rolled thin strip operation roll of mill, which is characterized in that upper connection
Upper connection through-hole (12) is equipped in section (111), the material of upper roller water discharging board ontology (11) is high molecular material, upper metal heat-insulated plate
(14) material is stainless steel.
4. the upper roller water discharging board according to claim 1 for hot rolled thin strip operation roll of mill, which is characterized in that upper work
The upper tapped through hole (13) for connection is equipped in section (110), upper tapped through hole (13) is connected to cooling water water conservancy diversion cavity (15).
5. the upper roller water discharging board according to claim 1 for hot rolled thin strip operation roll of mill, which is characterized in that upper water guide
Slot (112) is wave linear shape structure.
6. a kind of lower roll water discharging board for hot rolled thin strip operation roll of mill, which is characterized in that described to be used for hot rolled thin strip milling train
The lower roll water discharging board (5) of working roll includes lower roll water discharging board ontology (21) and lower metal heat-insulated plate (24), is used for hot rolling along described
The width direction of the lower roll water discharging board (5) of strip operation roll of mill, lower roll water discharging board ontology (21) contain sequentially connected lower work
Make section (210) and lower linkage section (211), the upper surface of lower linkage section (211) is equipped with lower guiding gutter (212), lower guiding gutter (212)
Length direction along the lower roll water discharging board (5) for hot rolled thin strip operation roll of mill opens up, and lower metal heat-insulated plate (24) is solid
Due to the upper surface of lower linkage section (211), lower metal heat-insulated plate (24) and lower guiding gutter (212) form cooling water water conservancy diversion cavity
(25)。
7. the lower roll water discharging board according to claim 6 for hot rolled thin strip operation roll of mill, which is characterized in that along described
The length direction of lower roll water discharging board (5) for hot rolled thin strip operation roll of mill, lower roll water discharging board ontology (21), which contains, successively to be set
Transmission side section (27), roll interlude (28) and the fore side section (29) set.
8. the lower roll water discharging board according to claim 6 for hot rolled thin strip operation roll of mill, which is characterized in that lower connection
Lower tapped through hole (23) are equipped in section (211), the material of lower roll water discharging board ontology (21) is high molecular material, lower metal heat-insulated plate
(24) material is stainless steel.
9. the lower roll water discharging board according to claim 6 for hot rolled thin strip operation roll of mill, which is characterized in that lower work
Equipped with trapezoidal notch guide groove (213) in the lower surface of section (210), the trapezoidal top is towards lower guiding gutter (212), notch
Guide groove (213) is connected to by external drainage slot (214) with lower guiding gutter (212).
10. the lower roll water discharging board according to claim 9 for hot rolled thin strip operation roll of mill, which is characterized in that under lead
Sink (212) contains the first guiding gutter (215) and the second guiding gutter (216), the first guiding gutter (215) and the second guiding gutter
It (216) is wave linear shape structure, the trough of the trough and the second guiding gutter (216) of the first guiding gutter (215) is correspondingly connected with, the
The wave crest of one guiding gutter (215) is connected to the wave crest of the second guiding gutter (216) by interior drainage trough (26), notch guide groove (213)
It is connected to by external drainage slot (214) with the wave crest of the first guiding gutter (215) of lower guiding gutter (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821863321.4U CN209094172U (en) | 2018-11-13 | 2018-11-13 | Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821863321.4U CN209094172U (en) | 2018-11-13 | 2018-11-13 | Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209094172U true CN209094172U (en) | 2019-07-12 |
Family
ID=67159305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821863321.4U Active CN209094172U (en) | 2018-11-13 | 2018-11-13 | Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209094172U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351779A (en) * | 2018-11-13 | 2019-02-19 | 中冶京诚工程技术有限公司 | Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill |
| CN114829029A (en) * | 2019-12-16 | 2022-07-29 | 蒂森克虏伯钢铁欧洲股份公司 | Metal sheet with a defined surface structure and method for producing a shaped and painted sheet metal component |
-
2018
- 2018-11-13 CN CN201821863321.4U patent/CN209094172U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109351779A (en) * | 2018-11-13 | 2019-02-19 | 中冶京诚工程技术有限公司 | Upper roller water cutting plate and lower roller water cutting plate for working roller of hot rolling thin strip mill |
| CN109351779B (en) * | 2018-11-13 | 2024-02-06 | 中冶京诚工程技术有限公司 | Upper roll water cutting plate and lower roll water cutting plate for working roll of hot rolling thin strip rolling mill |
| CN114829029A (en) * | 2019-12-16 | 2022-07-29 | 蒂森克虏伯钢铁欧洲股份公司 | Metal sheet with a defined surface structure and method for producing a shaped and painted sheet metal component |
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