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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]
Iron and steel mills of the Philippines (2 P) S. Steel companies of the Philippines (1 P) This page was last edited on 6 July 2018, at 20:42 (UTC). Text is ...
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.
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
Metal companies of the Philippines (2 C) ... Retail companies of the Philippines (9 C, 25 P, 2 F) S. Service companies of the Philippines (5 C) T.
In the meantime, through the early 1950s, Hilti produced its own line of household products, which included a cigarette lighter, and a water-powered kitchen mixer called "Ello", which enjoyed considerable success. In 1952 Hilti launched its first construction-related product, a manual tool to drive threaded studs into steel.
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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 ...