U steel support Mainly characteristic: bear big pressure, support time is long, easy installation and not easy to deform etc. Mainly application: mainly used in mine tunnel, second support of mine tunnel, and the support of mountain tunnel. It is used as the main profile steel of the compressible metal support of tunnel, U-shaped steel is widely used at domestic and overseas. However, the cognition of the performance and requirement of U-shaped steel are not consistent, therefore, the section shape, geometry and material of u beam are different. The model of u beam produced in China mainly includes 18U, 25U, 29U and 36U. The first two is the sixties product, belong to the waist position. The latter two is the eighties product, belong to the ear position. In GB/T 4697-2008, the model of 40U is added in addition to the above four models.
U shaped steel: U shaped steel is a kind of steel that the cross section is like the English letter U. Basic information Chinese name: U-steel support Application: Used in mine tunnel Characteristic: Bear big pressure Steel type: The type of the sixties Usually type:25U, 29U, 36U
36 U Mining Arch Support Steel U Shaped Steel Arch Clamp,U Shape Steel Arches In Tunnel Material: 20Mnk Weight�35.87kG/M Length: 8-12m Standard: GB/T4697-2008 PRODUCT PARAMETERS Size Specifications(mm) Weight(kg/m) SteelGrade Length(m) H1 H2 B M 25U 110 17 134 6.6 24.76 20MnK 8-12 29U 124 16 150 7.2 29.00 20MnK 8-12 36U 138 17 171 7.8 35.87 20MnK 8-12 Main application: U-shaped Arch steel support are mainly used for mine road support and steel structure project. Withstand high pressure, support long time, easy to install and easy to deformation. Arch steel support lift straight wall semi-arched shed in the Ready Roadway Intersection of applications, and achieved remarkable results. Optional retractable U-shaped steel bracket, solves the problem of tunneling support. U-shaped steel bracket than other rigid support with a scalable and reliable carrying capacity to adapt to the load and deformation of soft rock, cross utilization is high, easy to stand back support small work of maintenance, support recovery reuse rate, reducing the pit wood used, environmental benefits are clear.
Mining Support U Beam Steel Arch Supports Keywords: steel roof support beams, U Steel Support, U Beam Steel Support Introduction of Mining Support U Beam Steel Arch Supports Mining Support U Beam Steel Arch Support is mainly used for mining tunnel support ,with the features of high pressure steel structure. Main purposes: mainly used in mine tunnel, mine tunnel secondary purpose of support, as well as the support of the mountains tunnel support. Main features: pressure, supporting a long time, easy to install is not easy deformation characteristics. 1)Specification: U25, U29, U36; 2)Assembly: top beam, two landing legs, four clamps, two baseplates 3)Material: 20MnK Q275 4)Grade: SS400 Q235 A36 5)Size: 50mm*37mm*4.5mm-320mm*88mm*8mm Parameter of Mining Support U Beam Steel Arch Supports Specification:U25,U29,U36Assembly:Topbeam,twolandinglegs,fourclamps, twobaseplates Material:20MnKQ275Webwidth:50mm-320mm Webthickness:4.5mm-9.5mmFlangewidth:37mm-88mm Standard:GBJISASTMLength:6/9/12m
china coal 0001 U-channel Tunnel Steel Support Keywords: U-channel Steel Support, Tunnel Steel Support, Steel Support For Sale Introduction of U-channel Steel Support For Coal Mine U channel steel support cross section is shaped like the letter "U" in English. National production of u-shape cross-section shape, geometric parameters and material is different, at present China''''s production of u-shape model mainly include stepping, U25, U29, U36 these four. The stepping and U25 waist position; U29, U36 belongs to the ear. Stepping up the carrying capacity is very low, now rarely production. U channel steel support with high initial supporting force, supporting intensity big, easy to install and is not easy to deformation, so often used in the manufacture of roadway yielding metal stents, mine, mine roadway secondary supporting of roadway, and mountain tunnel support support purposes Use, effectively reduce the roof caving u-shape set, help such as accidents, safe and reliable, and enhances the stability of the mine ventilation system. Choose u-shape flexible support, better solved the difficult problem of the excavation support Structure of U-channel Steel Support For Coal Mine 1.Top Beam Top beam is circular arch, its amount depending on the cross section of roadway with different sizes, support force, transportation conditions, section 1 and section number. 2.Column leg There are three kinds of back leg , one kind is upside for circular arc form, for straight line at the bottom; The second is all for the curved shape, and only one radius of curvature; The third is all for the curved shape, but there are two curvature radius. Back leg in welding under the base, the base of large plate on the hard and soft; 3.Connection parts Fitting is a support section and internode card device, can the internode connection effect, can also be connected the two compression steel joint parts, provide pre-tightening force, make the u-shape between friction, thereby ensuring that the arch has a certain resistance and certain drop-off. 4.Rod between support Rod between support is to enhance the relative stability, the support bracket from longitudinal connection, form a whole. 5.Back-up material Back-up material is u-shaped steel support between supports and surrounding rock filling material, improve the stress of the support, to improve the bearing capacity and maintain the stability of surrounding rock. Characteristic of U-channel Steel Support For Coal Mine 1,Stand high pressure , support long time, easy to installation and not easy to be out of shape 2,compared with other rigid support , U-shaped steel support has a scalable and reliable carrying capacity to adapt to load and deformation of soft rock. 3,U-shaped steel support bracket support cross back high utilization convenient small amount of maintenance. 4,U3 steel support recycling reuse rate, reduce prop use, very obvious envir
china coal0001 U-channel Tunnel Steel Support Keywords: U-channel Steel Support, Tunnel Steel Support, Steel Support For Sale Introduction of U-channel Steel Support For Coal Mine U channel steel support cross section is shaped like the letter "U" in English. National production of u-shape cross-section shape, geometric parameters and material is different, at present China''''s production of u-shape model mainly include stepping, U25, U29, U36 these four. The stepping and U25 waist position; U29, U36 belongs to the ear. Stepping up the carrying capacity is very low, now rarely production. U channel steel support with high initial supporting force, supporting intensity big, easy to install and is not easy to deformation, so often used in the manufacture of roadway yielding metal stents, mine, mine roadway secondary supporting of roadway, and mountain tunnel support support purposes Use, effectively reduce the roof caving u-shape set, help such as accidents, safe and reliable, and enhances the stability of the mine ventilation system. Choose u-shape flexible support, better solved the difficult problem of the excavation support Structure of U-channel Steel Support For Coal Mine 3.Connection parts Fitting is a support section and internode card device, can the internode connection effect, can also be connected the two compression steel joint parts, provide pre-tightening force, make the u-shape between friction, thereby ensuring that the arch has a certain resistance and certain drop-off. 4.Rod between support Rod between support is to enhance the relative stability, the support bracket from longitudinal connection, form a whole. 5.Back-up material Back-up material is u-shaped steel support between supports and surrounding rock filling material, the purpose is to make contact with the surrounding rock u-shape set close together, improve the stress of the support, to improve the bearing capacity and maintain the stability of surrounding rock. Characteristic of U-channel Steel Support For Coal Mine 1,Stand high pressure , support long time, easy to installation and not easy to be out of shape 2,compared with other rigid support , U-shaped steel support has a scalable and reliable carrying capacity to adapt to load and deformation of soft rock. 3,U-shaped steel support bracket support cross back high utilization convenient small amount of maintenance. 4,U3 steel support recycling reuse rate, reduce prop use, very obvious environmental benefits.
Led bulb, tube light, panel light, decoration light, wall light, steel wires, steel plate, stainless steel plate, twisted wire rods, galvanized wires, wire mesh, site fencing, mosquito mesh, thread rods, rebar, twisted rods, t bar, nuts and bolts, hardware, pvc pipes, upvc pipes, api pipes, melamine, mdf board, plywood, film faced, shuttering, packing, core veneer, face veneer, hdf molded door skin, door filler, tubular particle boards, pvc boards, wpc boards, doors, block board, hard board, gypsum board, canopy, carpet, flooring wooden, bamboo, laminated engineering, tiles, granite tiles, granite blocks, black galaxy, wash basin, water closets, washbasins, ss sinks, faucets, furniture, pvc edge bending, crew, locks, pvc seals, silicone cartridges, shower enclosures, shower door hinges, handles, knobs, brackets, slides, nails, solar panels, flexible solar panels, solar power station, battery, inverters, rechargeable fans, lights, spring, 3ply disposable face mask, oxygen concentrator ,.Buying office, oem, components sourcing, value added services
Aluminium ( ingots, t bars, sows, rods), copper (cathodes, cakes, billets, ingots, rods), lead (ingots), nickel (cathodes both cut and uncut briquettes, pellets, discs, etc.), tin (ingots, etc.), zinc (ingots both regular size and jumbos), steel billets (all types including crc, hrc, hdgc, plates, sheets), concentrates and ores for above items including bauxite, manganese, clinker and iron ores etc), scraps of above items including hms 1&2 and steel scraps.
The Tire derived Steel or Tire Wire Scrap is a light melting scrap obtained during the shredding and granulation process of used tires. Generally 10% - 20% of the weight of an old passenger car tyre usually consists of steel. An average shredding plant produces about 100-200 MT of steel tyre wire and its quality can vary according to technology, storing and management systems adopted by the producing plants. We can provide tire wire scrap that still contains up to 20% rubber/fiber. This percentage is detected by manual separation test. The material can be loaded loose in 40 HC container. For further details, please feel free to contact us.
Copper and steel and aluminum , razors , steel and copper , ic45 sugar, Copper cathode.Start and complete the entire supply chain, from producing and/or sourcing
Hms #1, steel turnings, p&s 5, manganese 12% and 15%, disk and drums , prepared cast iron scrap.Fob, cif
Hms 1& 2, hms 1, pns, al 6063.Transportation and shipping, brokerage service
Waste Specification: European Classification: E46 EWC Code: 19.01.02 Basel Code: B10 10 The material is loose steel scrap processed through an incinerating plant for domestic waste followed by magnetic separation, fragmentized into pieces and consisting partly of tin coated steel cans. At a visual inspection, the material is fragmentized, with iron and steel parts, resulting partly cut or in shredded form. The stock appears heterogeneous and contains all kind of cut or dismantled steel parts such as sheets, bars, frames, wires, bolts and other iron/steel household residues. The incinerated scrap is eventually oxidized, due to the thermal and cooling treatments, that the material has been submitted to. The burnt scrap also contains minor slag parts, ash and iron oxide, due to the recovery process. Such components are inherent and adhere to the scrap surface. The total impurities, can be sorted, but not fully removed. The consignment does not contain any type of arms, ammunition, mines, shells, cartridges, radioactive contaminated, or any other explosive material in any form either used or otherwise. The collected stock, is stored in open air, on cemented flooring. Due to the scrap dimensions and the material conditions, this particular scrap, should be carefully evaluated first, by the end users, to confirm its adequate recovery ratio and its suitability to be re-melted in the electric arc furnace. Please feel free to contact us for further details
Indian Granite Steel Grey: We can supply Premium Grade to commercial grade. Size and surface and sides finishes can be customized. Finishes: Mirror, Matte, Flame finish etc. Slabs: Length- 6’ to 9’, width: 2’ to 3’, thickness:18mm (+/-1) Tiles: 45x45cm, 60x45,x60x60cm in 10mm. Any other sizes can be customize. Edge finish as per your requirement. Surface finish: we have automated polishing and Semi Automated polishing.
Chicken, beef meat, pork, sugar, milk powder, pvc, plastic resins, d6, jp54, a1, mazut, hdpe, iron ore, used rails, steel billets.
Grade - Q235/Q235B/Q345/Q345B/SS400 Technique - Hot rolled/Welded Material - Q195,Q235,Q345,16Mn,20#,45#,A53,A106,St37,St35.4etc thickness - 0.5mm-12mm(+/-0.1mm) OD - 15*15mm-400*400*mm(+/-0.1mm) Length - according to the customer's requirement Surface treatment - Galvanized/ Varnish Painting/Black Painting/Color coated Application - Petrol/gas/water delivery, construction, chimney pot, furniture ,machinery
Cast iron skulls, cast iron borings and turnings, steels skulls, eaf skulls, plate iron, mill scale, metal scrap, incinerated scrap (e46).
Hardwood and softwood logs usa and canada souther yellow pine logs, eastern white pine logs walnut logs, red oak logs, cherry logs, african teak logs & various other specie lumber sd and kd, syp lumber , ewp lumber lumber : ashwood ,redoak, white oak ,walnut sawn timber hardwood : red merantiwood malaysia european hardwood, beechwood,ashwood,red oak ,white oak , whitewood : ad ast, kd ,kd s4s white wood and wood pallets austrian whitewood, bosnian whitewood, romanian whitewood, usa pine wood brazil whitewood plywood :china ,malaysia,indonesia ,vietnam commercial plywood, veneer plywood ,melamine plywood, hpl plywood mdf: china ,thailand ,malaysia plain mdf ,melamine mdf , veneer mdf , high glossy mdf , film faced plywood (marine plywood): china,india,vietnam shuttering plywood solid chipboard, particular board and osb board doors and frames.