where buy rock bolts dywidag

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  • Rock Bolts

    Rock bolts are formed from the bar, nut, couplers, and plates of solid DYWIDAG Threadbar™ systems. Unlike ground anchors, they are fully-bonded passive installations. Solid steel DYWIDAG Threadbars™ offer the most efficient means of transferring load and maintaining the smallest diameter borehole—saving time and money.

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  • DYWIDAG Rock Bolts - DSI Middle East

    Expansion Shell Anchors Rock Bolts with Expansion Shell. Extremely fast and easy installation. Immediate load bearing capacity in the borehole. Galvanized version available. Retensionable. Various angle compensation designs available.

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  • DYWIDAG Soil Nails and Rock Bolts

    2008-4-22u2002·u2002DYWIDAG Soil Nails are available with double and single corrosion protection. Typical applications include slope and cut stabilization. continuous thread is very robust and allows cutting off at any given point high bond along the bar through cement mortar angle compensation through dished plates, spherical seats or domed nuts. DYWIDAG Rock Bolts

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  • Rock Bolts - Roof Bolts - Resin Anchoring - DSI ...

    DSI (DSI) is Australia's largest manufacturer & supplier of specialist strata reinforcement & support products to the underground coal & metalliferous mining sectors.DSI is also a major exporter of these products to the Asia-Pacific Region.

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  • Rebar Rockbolts - DSI Underground Canada

    Elongation in 8' (200mm) 9% minimum. 9% minimum. 9% minimum. 9% minimum. Notes: USA - manufactured to ASTM F432 and ASTM A615 specifications; bolts MSHA approved. Canada - manufactured to ASTM F432, CSA M430 and CSA G30.18M specifications. Grade 40 & 75 available where applicable. Notched rebar optional for bending.

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  • Key Features - DYWIDAG-Systems International UK

    Rock Bolts and Meshes. Stabilisation vs. Drapery. Passive Drapery Systems; Stabilisation Systems; Rock Bolts. GEWI ® GEWI ® Plus; Expansion Shell Anchors; Accessories. Bearing Plate; Resins; Grout Sock; Meshes. Key Features; Geocomposites; DYWI ® Mat; Wire Rope; DYWIDAG HCR Stainless Steel; Marine Rock Bolting - Marine Grade Meshes; DYWIDAG ...

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  • DYWIDAG products, products © 20212021

    The Mandacarú Tunnel in Bahia: DYWIDAG Rock Bolts secure Brazil's Future as an Exporter. Brazil, the world's second largest producer and exporter of soy beans after the USA, plans to increase both production and exportation in the years to come Dywidag Threaded Ask Price We are providing the quality proven range of Dywidag Threaded for ...

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  • Dywidag Bar

    2021-9-27u2002·u2002Dywidag Prestressing steel is a high tensile alloy steel bar which features a coarse right hand thread over its full length. The system is proven worldwide and offers versatility in a range of applications. Steel grade 950/1050 N/mm2. Diameters available up to 75mm, and lengths available up to 12000mm.

    Get Price
  • Mechanical Rock Bolts - DSI Underground Canada

    0.40' (10.16 mm) Thread Size (left and right) I. All Bolts. 5/8'- 11 UNC. 3/4'- 10 UNC. 7/8'-9 UNC. All dimensions in accordance with ASTM F432 & CSA M430-90 specifications. Technical Data. C1060 Steel.

    Get Price
  • Rebar Rockbolts - DSI Underground Canada

    Elongation in 8' (200mm) 9% minimum. 9% minimum. 9% minimum. 9% minimum. Notes: USA - manufactured to ASTM F432 and ASTM A615 specifications; bolts MSHA approved. Canada - manufactured to ASTM F432, CSA M430 and CSA G30.18M specifications. Grade 40 & 75 available where applicable. Notched rebar optional for bending.

    Get Price
  • DYWIDAG Geotechnical Product Range

    2020-9-24u2002·u2002(DYWIDAG) in 1865, and thus, back to the beginning of industrial construction. As a recognized market leader in Geotechnics in Germany and Europe, DYWIDAG offers all established systems in specialized civil engineering. The product range includes ground anchors, micropiles and soil and rock bolts. GEWl® and GEWl® Plus Threadbars that are ...

    Get Price
  • Swellex Rock Bolting System

    2021-10-1u2002·u2002The bolt is expanded inside the borehole drilled into the excavation wall. The installation process is easy and very similar to other rock bolt installation processes; making Swellex rock bolts accessible to all operators. Rock bolting systems are used to stabilize excavated rock mass in underground mines and tunnelling.

    Get Price
  • Installation Quality Guidelines - DSI Underground Canada

    Proper Grade Plates - Thin or weak plates will deform at low bolt tension.The bolt could also rip through the plate during installation or by bolt loading. Plates should meet ASTM F432 standards. Perpendicular Installation - Bolts should be installed as near perpendicular to the rock surface as possible. Bolts not perpendicular to the plate and rock surface will be marginally weaker and will ...

    Get Price
  • Bolts

    Bolts are headed, externally threaded fasteners used to keep two objects, often metal or wood, in a fixed position relative to one another. Unlike screws, which cut their own threads, bolts pair with the internal threads of nuts to stay in place and ensure the desired level of tension in the bolted joint. The use of nuts aids in disassembly and reassembly.

    Get Price
  • Grouted Rock Bolting Procedure

    2018-5-29u2002·u2002Since the introduction of rock bolts 40 years ago, their use to support and stabilize openings in U.S. mines has steadily increased. The number of roof falls has been significantly reduced where rock bolts have been installed, and they are now the primary support required by the Mine Safety and Health Administration (MSHA) in most mines.

    Get Price
  • Rock Anchor Bolt Dywidag Expansion Shell DSI Expansion

    Rock Anchor Bolt Dywidag Expansion Shell DSI Expansion Anchor . About Us . We are a professional Metal Foundry and we have been producing Gray Iron, Ductile Iron Castings and and any other precision castings for more than 25 years. We are dedicated to meet different requirements of various customers across the world, products are mainly

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  • DYWIDAG Rock Bolt Roof Control DSI Hat Cap Red

    DYWIDAG Rock Bolts Hat Cap Roof Control Systems DSI Red Adjustable Snapback Used Mesh Adult This hat is in fine used shape with minor marks. It is good to wear or hang on a shelf. I have lots of other hats in my store and another ebay store called TRUTHBLUEFIRE. Check it out. I will ship a day or two after payment is made.

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  • Threadbars - DYWIDAG-Systems International

    DYWIDAG Threadbar. The original, high quality DYWIDAG Threadbar may not be welded due to its chemical composition and must be protected against all kinds of weld spatter. The Type FA DYWIDAG Threadbar is insensitive to weld spatter, but only features limited weldability.

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  • High Strength Bar - DSI Underground Australia - Rock Bolts

    Standard bolt lengths range from 600 to 3000mm in 300mm increments. Non-standard requirements are available by negotiation. Bolts are packaged in bundles with threads protected by heavy duty polyethylene bags. Bolt fittings, such as nuts, anti-friction washers and domed balls, are supplied fitted to rock bolts in the configuration requested.

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  • threadbar ® Threadbar - Rock Bolts - Roof Bolts

    Bolt fittings, such as nuts, anti-friction washers and dome balls, are normally supplied separate with threadbar bolts. Notes Only DSI Underground rock bolt components should be used to enable the optimum performance of the bolt system to be obtained.

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  • Installation Accessories - DSI Underground Canada

    washer (2' or 2-1/4') for 1-3/8' or 1-1/2' drill holes. TANDEM ANCHOR ® Bolts are 'POINT ANCHOR BOLTS' because the full length of the bolt is placed under tension. Resin is inserted into the drilled hole followed by the bolt. Rotation of the bolt mixes the resin and causes the expansion shell to expand and place the bolt in tension.

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  • Bolt Spinners - Crowder Supply

    DDY78HF-7. 7 ⁄ 8 Hex Female X #7 Oval Socket. $129.60. DDY78HF-8. 7 ⁄ 8 Hex Female X #8 Oval Socket. $129.60. Bolt spinners also available for Williams or Titan Rod. We build drivers to your specifications. Minimum order quantity may apply.

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  • Spin-Lock Rock Anchors – Williams Form Engineering Corp.

    Spin-Lock Rock Anchors. Williams Spin-Lock anchors were first used in the 1950's for rock/roof bolting in projects such as NORAD and Australia's Snowy Mountain power facility. Since then many engineers, contractors and owners have seen the advantages of the Spin-Locks on dams, locks, water/waste treatment facilities and many other large ...

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  • SA Bolts & Nuts

    2016-11-21u2002·u2002SA Bolts and Nuts is one of South Africa's suppliers of Anchors, Bolts, Nuts, Washers, Clips, Screws and a wide range of other fasteners. Our services include a vast range of industries, related to high tensile nuts & bolts, for a diverse range of applications in the engineering, automotive, industrial and mining industries.

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  • Brochures DSI Underground - DSI Underground Canada

    2019-12-10u2002·u2002Download Product Catalogue DSI Underground Corporate Brochure DSI Underground Corporate Brochure 23 September 2021 2.14 MB Download Brochure Corporati...

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  • Key Features - DYWIDAG-Systems International UK

    Rock Bolts and Meshes. Stabilisation vs. Drapery. Passive Drapery Systems; Stabilisation Systems; Rock Bolts. GEWI ® GEWI ® Plus; Expansion Shell Anchors; Accessories. Bearing Plate; Resins; Grout Sock; Meshes. Key Features; Geocomposites; DYWI ® Mat; Wire Rope; DYWIDAG HCR Stainless Steel; Marine Rock Bolting - Marine Grade Meshes; DYWIDAG ...

    Get Price
  • DYWIDAG products, products © 20212021

    The Mandacarú Tunnel in Bahia: DYWIDAG Rock Bolts secure Brazil's Future as an Exporter. Brazil, the world's second largest producer and exporter of soy beans after the USA, plans to increase both production and exportation in the years to come Dywidag Threaded Ask Price We are providing the quality proven range of Dywidag Threaded for ...

    Get Price
  • Dywidag Bar

    2021-9-27u2002·u2002Dywidag Prestressing steel is a high tensile alloy steel bar which features a coarse right hand thread over its full length. The system is proven worldwide and offers versatility in a range of applications. Steel grade 950/1050 N/mm2. Diameters available up to 75mm, and lengths available up to 12000mm.

    Get Price
  • Mechanical Rock Bolts - DSI Underground Canada

    0.40' (10.16 mm) Thread Size (left and right) I. All Bolts. 5/8'- 11 UNC. 3/4'- 10 UNC. 7/8'-9 UNC. All dimensions in accordance with ASTM F432 & CSA M430-90 specifications. Technical Data. C1060 Steel.

    Get Price
  • Rebar Rockbolts - DSI Underground Canada

    Elongation in 8' (200mm) 9% minimum. 9% minimum. 9% minimum. 9% minimum. Notes: USA - manufactured to ASTM F432 and ASTM A615 specifications; bolts MSHA approved. Canada - manufactured to ASTM F432, CSA M430 and CSA G30.18M specifications. Grade 40 & 75 available where applicable. Notched rebar optional for bending.

    Get Price
  • DYWIDAG Geotechnical Product Range

    2020-9-24u2002·u2002(DYWIDAG) in 1865, and thus, back to the beginning of industrial construction. As a recognized market leader in Geotechnics in Germany and Europe, DYWIDAG offers all established systems in specialized civil engineering. The product range includes ground anchors, micropiles and soil and rock bolts. GEWl® and GEWl® Plus Threadbars that are ...

    Get Price
  • Swellex Rock Bolting System

    2021-10-1u2002·u2002The bolt is expanded inside the borehole drilled into the excavation wall. The installation process is easy and very similar to other rock bolt installation processes; making Swellex rock bolts accessible to all operators. Rock bolting systems are used to stabilize excavated rock mass in underground mines and tunnelling.

    Get Price
  • Installation Quality Guidelines - DSI Underground Canada

    Proper Grade Plates - Thin or weak plates will deform at low bolt tension.The bolt could also rip through the plate during installation or by bolt loading. Plates should meet ASTM F432 standards. Perpendicular Installation - Bolts should be installed as near perpendicular to the rock surface as possible. Bolts not perpendicular to the plate and rock surface will be marginally weaker and will ...

    Get Price
  • Bolts

    Bolts are headed, externally threaded fasteners used to keep two objects, often metal or wood, in a fixed position relative to one another. Unlike screws, which cut their own threads, bolts pair with the internal threads of nuts to stay in place and ensure the desired level of tension in the bolted joint. The use of nuts aids in disassembly and reassembly.

    Get Price
  • Grouted Rock Bolting Procedure

    2018-5-29u2002·u2002Since the introduction of rock bolts 40 years ago, their use to support and stabilize openings in U.S. mines has steadily increased. The number of roof falls has been significantly reduced where rock bolts have been installed, and they are now the primary support required by the Mine Safety and Health Administration (MSHA) in most mines.

    Get Price
  • Key Features - DYWIDAG-Systems International UK

    Rock Bolts and Meshes. Stabilisation vs. Drapery. Passive Drapery Systems; Stabilisation Systems; Rock Bolts. GEWI ® GEWI ® Plus; Expansion Shell Anchors; Accessories. Bearing Plate; Resins; Grout Sock; Meshes. Key Features; Geocomposites; DYWI ® Mat; Wire Rope; DYWIDAG HCR Stainless Steel; Marine Rock Bolting - Marine Grade Meshes; DYWIDAG ...

    Get Price
  • DYWIDAG products, products © 20212021

    The Mandacarú Tunnel in Bahia: DYWIDAG Rock Bolts secure Brazil's Future as an Exporter. Brazil, the world's second largest producer and exporter of soy beans after the USA, plans to increase both production and exportation in the years to come Dywidag Threaded Ask Price We are providing the quality proven range of Dywidag Threaded for ...

    Get Price
  • Dywidag Bar

    2021-9-27u2002·u2002Dywidag Prestressing steel is a high tensile alloy steel bar which features a coarse right hand thread over its full length. The system is proven worldwide and offers versatility in a range of applications. Steel grade 950/1050 N/mm2. Diameters available up to 75mm, and lengths available up to 12000mm.

    Get Price
  • Mechanical Rock Bolts - DSI Underground Canada

    0.40' (10.16 mm) Thread Size (left and right) I. All Bolts. 5/8'- 11 UNC. 3/4'- 10 UNC. 7/8'-9 UNC. All dimensions in accordance with ASTM F432 & CSA M430-90 …

    Get Price
  • Rebar Rockbolts - DSI Underground Canada

    Elongation in 8' (200mm) 9% minimum. 9% minimum. 9% minimum. 9% minimum. Notes: USA - manufactured to ASTM F432 and ASTM A615 specifications; bolts MSHA approved. Canada - manufactured to ASTM F432, CSA M430 and CSA G30.18M specifications. Grade 40 & 75 available where applicable. Notched rebar optional for bending.

    Get Price
  • DYWIDAG Geotechnical Product Range

    2020-9-24u2002·u2002(DYWIDAG) in 1865, and thus, back to the beginning of industrial construction. As a recognized market leader in Geotechnics in Germany and Europe, DYWIDAG offers all established systems in specialized civil engineering. The product range includes ground anchors, micropiles and soil and rock bolts. GEWl® and GEWl® Plus Threadbars that are ...

    Get Price
  • Swellex Rock Bolting System

    2021-10-1u2002·u2002The bolt is expanded inside the borehole drilled into the excavation wall. The installation process is easy and very similar to other rock bolt installation processes; making Swellex rock bolts accessible to all operators. Rock bolting systems are used to stabilize excavated rock mass in underground mines and tunnelling.

    Get Price
  • Installation Quality Guidelines - DSI Underground Canada

    Proper Grade Plates - Thin or weak plates will deform at low bolt tension.The bolt could also rip through the plate during installation or by bolt loading. Plates should meet ASTM F432 standards. Perpendicular Installation - Bolts should be installed as near perpendicular to the rock surface as possible. Bolts not perpendicular to the plate and rock surface will be marginally weaker and …

    Get Price
  • Bolts

    Bolts are headed, externally threaded fasteners used to keep two objects, often metal or wood, in a fixed position relative to one another. Unlike screws, which cut their own threads, bolts pair with the internal threads of nuts to stay in place and ensure the desired level of tension in the bolted joint. The use of nuts aids in disassembly and reassembly.

    Get Price
  • Grouted Rock Bolting Procedure

    2018-5-29u2002·u2002Since the introduction of rock bolts 40 years ago, their use to support and stabilize openings in U.S. mines has steadily increased. The number of roof falls has been significantly reduced where rock bolts have been installed, and they are now the primary support required by the Mine Safety and Health Administration (MSHA) in most mines.

    Get Price
  • DYWIDAG Rock Bolt Roof Control DSI Hat Cap Red

    DYWIDAG Rock Bolts Hat Cap Roof Control Systems DSI Red Adjustable Snapback Used Mesh Adult This hat is in fine used shape with minor marks. It is good to wear or hang on a shelf. I have lots of other hats in my store and another ebay store called TRUTHBLUEFIRE. Check it out. I will ship a day or two after payment is made.

    Get Price
  • Form Tie Systems - DYWIDAG-Systems International

    DYWIDAG-Systems International (DSI). Welcome to our homepage for up-to-date information and requests about the DYWIDAG Form Tie System. We do not only value the personal relationship with our customers, but also provide 24-7 service.

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  • Rock Climbing Bolts, Hangers and Hammers

    2021-8-9u2002·u2002The vertical grain hickory handle provides a positive grip that gets better with age. Forged head, biner hole and lanyard included. mat'l: stainless steel head. wt: 26.5 oz. price: $119.95. Petzl. BONGO HAMMER. No-nonsense rock hammr is up to any task - drilling, setting bolts or pitons or cleaning out cracks for nut placements.

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  • Swellex Rock Bolting System

    2021-9-29u2002·u2002The bolt is expanded inside the borehole drilled into the excavation wall. The installation process is easy and very similar to other rock bolt installation processes; making Swellex rock bolts accessible to all operators. Rock bolting systems are used to stabilize excavated rock mass in underground mines and tunnelling.

    Get Price
  • Climbing Bolts and Hangers from BackcountryGear.com

    BackcountryGear.com is the source for Rock Climbing Bolts and Hangers. Experienced advice, great customer service, and the best gear from Fixe, Black Diamond, Wild Country, DMM, Metolius, Petzl, Beal, Mammut, CAMP, and more. Help. 1-800-953-5499 US and Canada 541-485-4007 ...

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  • Ground anchors, soil nails, rock bolts – Atlas Foundations ...

    Ground anchors, soil nails, rock bolts. Ground anchors or earth anchors are strand wire anchors installed in the ground and prestressed to retain shoring structures. These structural elements can used in permanent as well as temporary structures. Ground anchors or soil nails can usually be provided in areas where the adjacent land is accessible ...

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  • Hex Bolts at Tractor Supply Co.

    Hillman Grade 8 Hex Flange Bolt, 3/8 in. -16 Coarse Thread x 2-1/2 in. L, 883605. SKU: 104048699. Product Rating is 0. 0 (0) See price at checkout. Was Save. Free In Store Pickup. Same Day Delivery Eligible. Compare.

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  • Buy Wholesale Bolts

    Hex tap bolts are useful for machinery applications, such as in motor assembly. Lag screws have sharp points for easy use in wood surfaces. Metric bolts are sized differently than US standard bolts and are commonly used in machinery. Plow bolts are similar to carriage bolts. They are made with a countersunk head for a flat finished surface.

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  • Fastenal – Industrial Supplies, OEM Fasteners, Safety ...

    Fastenal is the largest fastener distributor in North America. Shop our huge selection of OEM, MRO, construction, industrial, and safety products.

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  • Professor's modified rock bolt design contributes to

    2018-6-20u2002·u2002While installing rock bolts, a slender hole is drilled into the rock wall of a mine's tunnel. The bolt is then inserted into the rock wall, and is secured in place with resin. Often, the rock bolts also secure rows of wire mesh that prevent smaller, loose pieces of rock from falling.

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