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  2. Anchor bolt - Wikipedia

    en.wikipedia.org/wiki/Anchor_bolt

    A cast-in-place anchor bolt. The simplest – and strongest – form of anchor bolt is cast-in-place, with its embedded end consisting of a standard hexagonal head bolt and washer, 90-bend, or some sort of forged or welded flange (see also stud welding). The last are used in concrete-steel composite structures as shear connectors. [6]

  3. List of screw and bolt types - Wikipedia

    en.wikipedia.org/wiki/List_of_screw_and_bolt_types

    Designed for use in soft steel or other metals. The points are numbered from 1 through 5; the larger the number, the thicker metal it can go through without a pilot hole. A 5-point can drill through 0.5 in (12.7 mm) of steel, for example. self-tapping machine screw

  4. Rail fastening system - Wikipedia

    en.wikipedia.org/wiki/Rail_fastening_system

    Fang bolts or rail anchor bolts have also been used for fixing rails or chairs to sleepers. The fang bolt is a bolt inserted through a hole in the sleeper with a fanged nut that bites into the lower surface of the sleeper. For fastening flat-bottomed rails, an upper-lipped washer can be used to grip the edge of the rail.

  5. Threaded rod - Wikipedia

    en.wikipedia.org/wiki/Threaded_rod

    With respect to shape, stud bolts a.k.a. studs are categorized into three basic types: "fully threaded stud bolts", "tap-end stud bolts", and "double-end stud bolts". Each of these studs have different application. As name suggests, fully threaded studs have full body coverage with threads for full engagement of the matings nuts or similar ...

  6. Underground hard-rock mining - Wikipedia

    en.wikipedia.org/wiki/Underground_hard-rock_mining

    Point anchor bolts (or expansion shell bolts) are a common style of area ground support. A point anchor bolt is a metal bar between 20 mm – 25 mm in diameter, and between 1 m – 4 m long (the size is determined by the mine's engineering department). There is an expansion shell at the end of the bolt which is inserted into the hole.

  7. List of equipment of the Philippine Army - Wikipedia

    en.wikipedia.org/wiki/List_of_equipment_of_the...

    They were acquired under the Mounted Mine Detector Acquisition Project of the Philippine Army. Two vehicles were delivered in March 2022, and another 2 vehicles delivered in September 2022. [30] [31] CASE 1650L United States: Medium armored bulldozer: 560L Armored: 3: Civilian bulldozer based on Case 1650L, uparmored locally.

  8. Bolt (fastener) - Wikipedia

    en.wikipedia.org/wiki/Bolt_(fastener)

    Bolted joint in vertical section Screw joint. The distinction between a bolt and a screw is poorly defined. The academic distinction, per Machinery's Handbook, [3] is in their intended purpose: bolts are designed to pass through an unthreaded hole in a component and be fastened with the aid of a nut.

  9. Automotive industry in the Philippines - Wikipedia

    en.wikipedia.org/wiki/Automotive_industry_in_the...

    Ford's history in the Philippines can be traced back to 1929. Ford Philippines, Inc. (FPI) was established as a subsidiary of the Ford Motor Company in 1967 and began production operations on May 3, 1968. Ford left the market in 1984 due to the local economic recession. The brand came back in 1997 as Ford Group Philippines, Inc. (FGPI).