ASME B18.31.2-2008
Continuous and Double-End Studs (Inch Series)

Standard No.
ASME B18.31.2-2008
Release Date
2008
Published By
American Society of Mechanical Engineers (ASME)
Status
Replace By
ASME B18.31.2-2014
Latest
ASME B18.31.2-2014(R2019)
Scope
This Standard covers the complete dimensionaland general data for continuous thread and double-end inch-dimensioned studs recognized asAmerican National Standard. The following configurationsare covered:continuous thread stud: studs that are threaded over theircomplete length.double-end stud (clamping type — identical ends): studswith screw threads of the same length and configurationon each end. This type of stud serves the function ofclamping two bodies together with a nut on each end.double-end stud (tap end type): a stud designed to beinstalled in a tapped hole and usually with differentthreaded lengths on each end. For the tap end of thestuds, both regular unified threads and interference-fitthreads are covered.Double-end studs of the following body diametersare covered:(a) reduced diameter body (see para. 6.1 fordimensions)(b) full body (see para. 6.2 for dimensions)

ASME B18.31.2-2008 Referenced Document

  • ASME B1.1 Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms)*2020-06-30 Update
  • ASME B1.12 Class 5 Interfence-Fit Thread
  • ASME B1.3M Screw thread gaging systems for dimensional acceptability - Inch and metric screw threads (UN, UNR, UNJ, M, and MJ)
  • ASME B18.12 Glossary of Terms for Mechanical Fasteners
  • ASME B18.18.2 Inspection and Quality Assurance for High-Volume Machine Assembly Fasteners*2009-01-01 Update
  • ASME B18.2.8 Clearance Holes for Bolts, Screws, and Studs
  • ASME B18.24 Part Identifying Number (PIN) Code System Standard for B18 Fastener Products
  • ASME Y14.5M Dimensioning and tolerancing
  • SAE J429 Mechanical and Material Requirements for Externally Threaded Fasteners*2014-05-07 Update

ASME B18.31.2-2008 history

  • 0000 ASME B18.31.2-2014(R2019)
  • 2014 ASME B18.31.2-2014 Continuous Thread Stud, Double-End Stud, and Flange Bolting Stud (Stud Bolt) (Inch Series)
  • 2008 ASME B18.31.2-2008 Continuous and Double-End Studs (Inch Series)
Continuous and Double-End Studs (Inch Series)

ASME B18.31.2-2008 -All Parts




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