CN109972787A - The high-strength building crossbeam of one kind and its preparation facilities - Google Patents

The high-strength building crossbeam of one kind and its preparation facilities Download PDF

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Publication number
CN109972787A
CN109972787A CN201910313421.2A CN201910313421A CN109972787A CN 109972787 A CN109972787 A CN 109972787A CN 201910313421 A CN201910313421 A CN 201910313421A CN 109972787 A CN109972787 A CN 109972787A
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roll
section
bar
vertical bar
arc
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CN201910313421.2A
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CN109972787B (en
Inventor
刘伟
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Anyang Rongda Industrial Co ltd
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Angang Group Huade Heavy Industry Equipment Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D21/00Combined processes according to methods covered by groups B21D1/00 - B21D19/00
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D47/00Making rigid structural elements or units, e.g. honeycomb structures
    • B21D47/01Making rigid structural elements or units, e.g. honeycomb structures beams or pillars
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04CSTRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00Structural elongated elements designed for load-supporting
    • E04C3/02Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
    • E04C3/04Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C3/06Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with substantially solid, i.e. unapertured, web
    • E04C3/07Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal with substantially solid, i.e. unapertured, web at least partly of bent or otherwise deformed strip- or sheet-like material
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Rod-Shaped Construction Members (AREA)

Abstract

The invention proposes a kind of high-strength building crossbeam and its preparation facilities, high-strength building crossbeam includes two cross beam frames being reversed, cross beam frame includes cross bar, the left end of cross bar is provided with the first frame side, right end is provided with the second frame side, first frame side and the second frame side are located at the same side of cross bar, second frame side includes being set to the first vertical bar of crossbar end, the first level bar being set on the right side of the first vertical bar, with the second vertical bar for being set to first level bar right end, it is provided with the first crimping on the left of second vertical bar, arc groove of the opening towards cross bar is provided on first level bar.Building crossbeam of the invention has big a bearing capacity and intensity, when use deform it is small, it is light-weight, it is at low cost and easy to install.

Description

The high-strength building crossbeam of one kind and its preparation facilities
Technical field
The present invention relates to cross beam frame processing technique fields, particularly relate to the high-strength building crossbeam of one kind and its preparation facilities.
Background technique
System of steel residential structure has from heavy and light, is suitable for factory mass production, and the advantages such as industrialization degree height are existing Building crossbeam is mostly that aluminium alloy is integrally formed, and intensity cannot be met the requirements, and since aluminium prices of raw materials etc. lead to existing aluminium The price of product increases, and the intensity of aluminum alloy cross beam is lower, is not able to satisfy building demand.And existing steel structure beam is more For I-shaped steelframe, and weight is larger, and installation is heavy, and labor intensity of workers is big, and mounting cost is high.Existing cold bending steel mill Group is easy to appear cracking during high strength steel material cold-bending deformation, and stress concentration can not discharge, and influences the matter of steel construction Amount.
Summary of the invention
The present invention proposes the high-strength building crossbeam of one kind and its preparation facilities, and building crossbeam is with big bearing capacity and by force Degree, when use deform it is small, it is light-weight, it is at low cost and easy to install;Preparation facilities uses the cold-bending deformation that rapidoprint is done step-by-step, Suitable for high strength steel, solve the problems, such as material cracks in cold-bending deformation.
The technical scheme of the present invention is realized as follows: a kind of high-strength building crossbeam, the crossbeam being reversed including two Frame, cross beam frame include cross bar, and the left end of cross bar is provided with the first frame side, and right end is provided with the second frame side, the first frame side and second Frame side is located at the same side of cross bar, and the second frame side includes being set to the first vertical bar of crossbar end, is set on the right side of the first vertical bar First level bar, and be set to the second vertical bar of first level bar right end, is provided with the first crimping on the left of the second vertical bar, and first Arc groove of the opening towards cross bar is provided on horizon bar.
Further, the first frame side includes the third vertical bar for being set to crossbar end, be set on the left of third vertical bar Two horizon bars, and it is set to the 4th vertical bar of the second horizon bar left end, the second crimping is provided on the right side of the 4th vertical bar.
Further, the first crimping includes the first arc linkage section being connected with the second vertical bar upper end and is set to the first arc First vertical section of shape linkage section lower end, the first vertical section it is parallel with the second vertical bar and with offset on the left of the second vertical bar.
Further, the second crimping includes the second arc linkage section being connected with the 4th vertical bar upper end and is set to the second arc Second vertical section of shape linkage section lower end, the second vertical section it is parallel with the 4th vertical bar and with offset on the right side of the 4th vertical bar.
Further, the height of the first vertical bar is greater than the height of third vertical bar, and cross bar, the first frame side and the second frame side are one Body structure.
A kind of preparation facilities of high-strength building crossbeam, including rack, the upper end of rack are provided with cold-bending mechanism, cold-bending mechanism Including along cross beam frame conveying direction set gradually for the first unit of crimping and for molding second unit of indent, first Unit includes 2-3 first roll group, the 3-4 second roll groups and 3- for bending crimping for rolling arc linkage section 4 are used for the 3rd roll group of doubling crimping, and the second unit includes the 4th roll group of 3-5 indent.
Further, first roll group includes the first upper layer roll and rolls with the first lower layer of the first upper layer roll cooperation Roller, the two sides of the first upper layer roll are provided with the first arc fin for rolling arc linkage section, first lower layer's roll Two sides are provided with the first arc groove with the cooperation of the first arc fin, the first arc fin of 2-3 first roll group Diameter being sequentially increased along cross beam frame conveying direction.
Further, second roll group includes the second upper layer roll and rolls with the second lower layer of the second upper layer roll cooperation Roller, second lower layer's roll include horizontally-supported section and the first bending section for being set to horizontally-supported section of both ends and being inclined outwardly, the One bending section and horizontally-supported section of junction are provided with the second arc groove with the cooperation of arc linkage section, and 3-4 second is rolled The tilt angle of first bending section of roller group is sequentially increased from 0 ° to 90 ° along cross beam frame conveying direction.
Further, 3rd roll group includes third upper layer roll and rolls with the third lower layer of third upper layer roll cooperation Roller, third upper layer roll include compressing roller body and being arranged oppositely in the doubling roller body for compressing roller body two sides, doubling roller sheet Body includes intilted second bending section, and the tilt angle of the second bending section of 3-4 3rd roll group is conveyed along cross beam frame Direction is sequentially reduced from 90 ° to 0 °.
Further, 4th roll group includes the 4th upper layer roll and rolls with the 4th lower layer of the 4th upper layer roll cooperation Roller, the 4th lower layer's roll include first level indent section, and first level indent section one end is provided with the second horizontal indent section, another End is provided with the horizontal indent section of third, and the second arc fin for rolling arc groove is provided in the horizontal indent section of third, the The outer end of two horizontal indent sections and the horizontal indent section of third is provided with the third bending section being inclined outwardly, 3-5 4th roll The tilt angle of the third bending section of group is sequentially increased from 0 ° to 90 ° along the conveying direction of cross beam frame.
Beneficial effects of the present invention: the present invention, which will build crossbeam, has big a bearing capacity and intensity, when use deform it is small, It is light-weight, at low cost and easy to install, long service life;By the first crimping of setting and the second crimping for enhancing the strong of edge Degree, setting arc groove is for the stress release in cold-bending deformation;Crossbeam is in use, casting concrete, the cross bar of two cross beam frames Cooperation, increases the bearing capacity and intensity of crossbeam, the design of the first crimping and the second crimping increases crossbeam and concrete knot Close intensity.Building beam deformation of the invention is small, light-weight, at low cost and easy to install.
The preparation facilities of high-strength building crossbeam of the invention is suitable for using the cold-bending deformation that rapidoprint is done step-by-step High strength steel is conducive to the stress release in material processing, solves the problems, such as material cracks in cold-bending deformation.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of high-strength building crossbeam of the present invention;
Fig. 2 is the structural schematic diagram of preparation facilities;
Fig. 3 is the structural schematic diagram of first roll group;
Fig. 4 is the structural schematic diagram of second roll group of first bending section less than 90 °;
Fig. 5 is the structural schematic diagram for the second roll group that the first bending section is 90 °;
Fig. 6 is the structural schematic diagram of 3rd roll group of second bending section less than 90 °;
Fig. 7 is the structural schematic diagram for the 3rd roll group that the second bending section is 0 °;
Fig. 8 is the structural schematic diagram of 4th roll group of the third bending section less than 90 °;
Fig. 9 is the structural schematic diagram for the 4th roll group that third bending section is 90 °.
Cross bar 1, the first vertical bar 2, first level bar 3, the second vertical bar 4, the first arc linkage section 5, the first vertical section 6, arc Shape slot 7, third vertical bar 8, the second horizon bar 9, the 4th vertical bar 10, the second arc linkage section 11, the second vertical section 12, rack 13, First roll group 14, second roll group 15,3rd roll group 16,4th roll group 17, the first upper layer roll 18, the first lower layer rolls Roller 19, the first arc fin 20, the second upper layer roll 21, second lower layer's roll 22, horizontally-supported section 23, the first bending section 24, Second arc groove 25, third upper layer roll 26, third lower layer roll 27 compress roller body 28, the second bending section 29, on the 4th Layer roll 30, the 4th lower layer's roll 31, first level indent section 32, the second horizontal indent section 33, the horizontal indent section 34 of third, the Two arc fins 35, third bending section 36, the first compacting convex block 37, the second compacting convex block 38, third suppress convex block 39, third arc Connected in star 40.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor Embodiment shall fall within the protection scope of the present invention.
Embodiment one
As shown in Figure 1, a kind of high-strength building crossbeam, the cross beam frame being reversed including two, cross beam frame include cross bar 1, The left end of cross bar 1 is provided with the first frame side, and right end is provided with the second frame side, and the first frame side and the second frame side are located at the same of cross bar 1 Side, the second frame side include being set to 1 the first vertical bar of end 2 of cross bar, are set to the first level bar 3 on 2 right side of the first vertical bar, and Be set to the second vertical bar 4 of 3 right end of first level bar, the left side of the second vertical bar 4 is provided with the first crimping, the first crimping include with The first arc linkage section 5 that second vertical bar, 4 upper end is connected and the first vertical section 6 for being set to 5 lower end of the first arc linkage section, the One vertical section 6 is parallel with the second vertical bar 4 and offsets with the left side of the second vertical bar 4.Opening is provided on first level bar 3 towards cross The arc groove 7 of bar 1, cross bar 1, the first frame side and the second frame side are structure as a whole.
First frame side includes the third vertical bar 8 for being set to 1 end of cross bar, and be set to 8 left side of third vertical bar second is horizontal Bar 9, and it is set to the 4th vertical bar 10 of 9 left end of the second horizon bar, the right side of the 4th vertical bar 10 is provided with the second crimping, and first is perpendicular The height of bar 2 is greater than the height of third vertical bar 8, and the second crimping includes the second arc linkage section being connected with 10 upper end of the 4th vertical bar 11 and be set to the second vertical section 12 of 11 lower end of the second arc linkage section, the second vertical section 12 it is parallel with the 4th vertical bar 10 and with The right side of 4th vertical bar 10 offsets.
High-strength building crossbeam of the invention is using the high strength steel of peace steel, and yield strength and tensile strength are in 500MPa More than.
The application method of the present embodiment: two cross beam frames being reversed are respectively opening up upper beam frame and setting In upper beam frame lower end and the lower beam frame for the direction that is open, in use, the cross bar 1 of upper beam frame and lower beam frame is passed through rivet welding It is secured together, armored concrete is cast in the upper end of the cross bar 1 of upper beam frame, lower beam frame lower end is as building doorframe Upper end passes through convenient for personnel.
Embodiment two
As shown in Fig. 2, a kind of preparation facilities of high-strength building crossbeam, including rack 13, the upper end of rack 13 are provided with cold Bender structure, for cold-bending mechanism by motor driven, cold-bending mechanism includes being set gradually along cross beam frame conveying direction for crimping First unit and it to be used for molding second unit of indent, the first unit includes that 2-3 is rolled for rolling the first of arc linkage section 3rd roll group 16 of roller group 14, the 3-4 second roll groups 15 and 3-4 for bending crimping for doubling crimping, second Unit includes the 4th roll group 17 of 3-5 indent.
As shown in figure 3, first roll group 14 include the first upper layer roll 18 and with the first upper layer roll 18 cooperation first Lower layer's roll 19, the two sides of the first upper layer roll 18 are provided with the first arc fin 20 for rolling arc linkage section, the The two sides of one lower layer's roll 19 are provided with the first arc groove with the cooperation of the first arc fin 20,2-3 first roll Diameter being sequentially increased along cross beam frame conveying direction of first arc fin 20 of group 14, for gradually suppressing institute on the steel plate State the arc linkage section of depth.
As shown in Figures 4 and 5, second roll group 15 include the second upper layer roll 21 and with the cooperation of the second upper layer roll 21 the Two lower layer's rolls 22, second lower layer's roll 22 include horizontally-supported section 23 and are set to horizontally-supported section of 23 both ends and are inclined outwardly The first bending section 24, the first bending section 24 is provided with second with the cooperation of arc linkage section with horizontally-supported section 23 of junction Arc groove 25, the tilt angle of the first bending section 24 of 3-4 second roll group 15 along cross beam frame conveying direction from 0 ° successively 90 ° are increased to, is such as followed successively by 10 °, 30 °, 60 ° and 90 °, the tilt angle of 3-4 the first bending sections 24 can be set as needed.
As shown in Figures 6 and 7,3rd roll group 16 include third upper layer roll 26 and cooperate with third upper layer roll 26 the Three lower layer's rolls 27, third upper layer roll 26 include compressing roller body 28 and being arranged oppositely in the doubling for compressing 28 two sides of roller body Roller body, doubling roller body include intilted second bending section 29, the second bending section 29 of 3-4 3rd roll group 16 Tilt angle is sequentially reduced from 90 ° to 0 ° along cross beam frame conveying direction, is such as followed successively by 80 °, 60 °, 30 ° and 0 °, can be as needed The tilt angle of 3-4 the second bending sections 29 is set.
As shown in FIG. 8 and 9,4th roll group 17 include the 4th upper layer roll 30 and with the cooperation of the 4th upper layer roll 30 the Four lower layer's rolls 31, the 4th lower layer's roll 31 include first level indent section 32, and 32 one end of first level indent section is provided with the Two horizontal indent sections 33, the other end are provided with the horizontal indent section 34 of third, are provided in the horizontal indent section 34 of third for rolling The outer end of second arc fin 35 of arc groove 7, the second horizontal indent section 33 and the horizontal indent section 34 of third is provided with outward Inclined third bending section 36, the tilt angle of the third bending section 36 of 3-5 4th roll group 17 is along the conveying side of cross beam frame It is sequentially increased to from 0 ° to 90 °, is such as followed successively by 10 °, 30 °, 60 ° and 90 °, 3-4 third bending section 36 can be set as needed Tilt angle.4th upper layer roll 30 includes the first compacting convex block 37 cooperated with first level indent section 32, the first compacting The side of convex block 37 is provided with the second compacting convex block 38 cooperated with the second horizontal indent section 33, and the other side is provided with and third water The third of concora crush slot cooperation suppresses convex block 39, and the third arc with the cooperation of the second arc fin 35 is provided on third compacting convex block 39 Connected in star 40.
The application method of the present embodiment: steel plate forms the first arc linkage section 5 and the second arc by first roll group 14 Linkage section 11, formed by second roll group 15 first arc linkage section 5 and the second arc linkage section 11 be bent into it is vertical 90 degree, by 16 first arc linkage section 5 of 3rd roll group and the second arc linkage section 11 to being folded on steel plate;It is rolled by the 4th Roller group 17 completes the clod wash rolling of cross beam frame.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (10)

1. a kind of high-strength building crossbeam, it is characterised in that: the cross beam frame being reversed including two, cross beam frame include cross bar (1), The left end of cross bar (1) is provided with the first frame side, and right end is provided with the second frame side, and the first frame side and the second frame side are located at cross bar (1) The same side, the second frame side include be set to cross bar (1) first vertical bar of end (2), first be set on the right side of the first vertical bar (2) Horizon bar (3), and it is set to second vertical bar (4) of first level bar (3) right end, the second vertical bar is provided with first on the left of (4) Crimping is provided with arc groove (7) of the opening towards cross bar (1) on first level bar (3).
2. a kind of high-strength building crossbeam according to claim 1, it is characterised in that: the first frame side includes being set to cross bar (1) the third vertical bar (8) of end, the second horizon bar (9) being set on the left of third vertical bar (8), and it is set to the second horizon bar (9) the 4th vertical bar (10) of left end is provided with the second crimping on the right side of the 4th vertical bar (10), and the height of the first vertical bar (2) is greater than The height of third vertical bar (8).
3. a kind of high-strength building crossbeam according to claim 1, it is characterised in that: the first crimping includes and the second vertical bar (4) the first connected arc linkage section (5) of upper end and it is set to first vertical section (6) of first arc linkage section (5) lower end, the One vertical section (6) it is parallel with the second vertical bar (4) and with offset on the left of the second vertical bar (4).
4. a kind of high-strength building crossbeam according to claim 2, it is characterised in that: the second crimping includes and the 4th vertical bar (10) the second connected arc linkage section (11) of upper end and it is set to second vertical section of second arc linkage section (11) lower end (12), the second vertical section (12) it is parallel with the 4th vertical bar (10) and with offset on the right side of the 4th vertical bar (10).
5. a kind of high-strength building crossbeam according to claim 1, it is characterised in that: cross bar (1), the first frame side and the second side Frame is structure as a whole.
6. a kind of preparation facilities of high-strength building crossbeam, including rack (13), the upper end of rack (13) are provided with cold-bending mechanism, Be characterized in that: cold-bending mechanism include set gradually along cross beam frame conveying direction for crimping the first unit and for indent at Second unit of type, the first unit include 2-3 and are used to roll the first roll group (14) of arc linkage section, 3-4 for rolling over The second roll group (15) on side that twists and 3-4 are used for the 3rd roll group (16) of doubling crimping, and the second unit includes 3-5 and presses The 4th roll group (17) of slot.
7. the preparation facilities of the high-strength building crossbeam of one kind according to claim 6, it is characterised in that: first roll group (14) First lower layer's roll (19) including the first upper layer roll (18) and with the cooperation of the first upper layer roll (18), the first upper layer roll (18) two sides are provided with the first arc fin (20) for rolling arc linkage section, the two sides of first lower layer's roll (19) It is provided with the first arc groove with the cooperation of the first arc fin (20), the first arc of 2-3 first roll group (14) Diameter being sequentially increased along cross beam frame conveying direction of fin (20).
8. the preparation facilities of the high-strength building crossbeam of one kind according to claim 6, it is characterised in that: second roll group (15) Second lower layer's roll (22) including the second upper layer roll (21) and with the cooperation of the second upper layer roll (21), second lower layer's roll (22) the first bending section (24) for including horizontally-supported section (23) and being set to horizontally-supported section of (23) both ends and being inclined outwardly, the The junction of one bending section (24) and horizontally-supported section (23) is provided with the second arc groove (25) with the cooperation of arc linkage section, The tilt angle of the first bending section (24) of 3-4 second roll group (15) along cross beam frame conveying direction from 0 ° be sequentially increased to 90°。
9. the preparation facilities of the high-strength building crossbeam of one kind according to claim 6, it is characterised in that: 3rd roll group (16) Third lower layer roll (27) including third upper layer roll (26) and with third upper layer roll (26) cooperation, third upper layer roll It (26) include compressing roller body (28) and being arranged oppositely in the doubling roller body for compressing roller body (28) two sides, doubling roller body packet Intilted second bending section (29) is included, the tilt angle of the second bending section (29) of 3-4 3rd roll group (16) is along horizontal Roof beam structure conveying direction is sequentially reduced from 90 ° to 0 °.
10. the preparation facilities of the high-strength building crossbeam of one kind according to claim 6, it is characterised in that: 4th roll group (17) the 4th lower layer's roll (31) including the cooperation of tetra- upper layer roll (30) of the 4th upper layer roll (30) He Yu, the 4th lower layer rolls Roller (31) includes first level indent section (32), and first level indent section (32) one end is provided with the second horizontal indent section (33), The other end is provided with the horizontal indent section (34) of third, is provided on the horizontal indent section (34) of third for rolling arc groove (7) The outer end of second arc fin (35), the second horizontal indent section (33) and the horizontal indent section (34) of third, which is provided with, to be inclined outwardly Third bending section (36), the conveying of the tilt angle of the third bending section (36) of 3-5 4th roll group (17) along cross beam frame Direction is sequentially increased from 0 ° to 90 °.
CN201910313421.2A 2019-04-18 2019-04-18 High-strength building beam and preparation device thereof Active CN109972787B (en)

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