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2. Threaded rod - Wikipedia

   en.wikipedia.org/wiki/Threaded_rod

   Tap-end studs have threads at extreme ends of the body with unequal thread engagement length, while double-end stud bolts have equal thread length at both ends. Apart from these, there are stud bolts for flanges, which are fully threaded studs with chamfered ends, and double-end studs with reduced shank for special bolting applications. For ...

3. List of screw and bolt types - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_and_bolt_types

   A special type of bolt that is set into concrete, with screw threads protruding above the concrete surface to accept a nut. breakaway bolt: A breakaway bolt is a bolt with a hollow threaded shank, which is designed to break away upon impact. Typically used to fasten fire hydrants, so they will break away when hit by a car. Also used in aircraft ...

4. Screw thread - Wikipedia

   en.wikipedia.org/wiki/Screw_thread

   Camshaft cover stud threaded 1 ⁄ 4-20 UNC (left, for aluminium cylinder head) and 1 ⁄ 4-28 UNF (right, for steel nut; from a 1960s Jaguar XK engine) The common V-thread standards (ISO 261 and Unified Thread Standard) include a coarse pitch and a fine pitch for each major diameter.

5. ASTM A325 - Wikipedia

   en.wikipedia.org/wiki/ASTM_A325

   ASTM A325 is an ASTM International standard for heavy hex structural bolts, titled Standard Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength. It defines mechanical properties for bolts that range from 1 ⁄ 2 to 1 + 1 ⁄ 2 inches (13 to 38 mm) in diameter.

6. Piping and plumbing fitting - Wikipedia

   en.wikipedia.org/wiki/Piping_and_plumbing_fitting

   Fasteners commonly used with piping are a stud bolt [25] with nuts (usually fully threaded, with two heavy, hexagonal nuts); a machine bolt and nut; or a powder-actuated tool (PAT) fastener (usually a nail or threaded stud, driven into concrete or masonry).

7. ISO 898 - Wikipedia

   en.wikipedia.org/wiki/ISO_898

   Part 1 defines the mechanical properties of bolts, screws, and studs.It specifically applies to fasteners that have an ISO metric screw thread as defined in ISO 68-1.The properties are defined for M1.6-39 with coarse threads and M8-39 with fine threads.