LIST OF ASME STANDARDS FOR SCREW THREADS




Standard: B1.1-2003 Pages: 188 Publish Date: 2003
 Name: Unified Inch Screw Threads (UN and UNR Thread Form)
This standard specifies the thread form, series, class, allowance, tolerance, and designation for unified screw threads.
Standard B1.2-1983 Pages: 179 Publish Date: 1983
Name: Gages and Gaging for Unified Inch Screw Threads
This standard provides essential specifications and dimensions for the gages used on Unified inch screw threads UN [unified] and UNR [external threads only] thread form, and covers the specifications and dimensions for the thread gages and measuring equipment.
Standard: B1.3-2007 Pages: 20 Publish Date: 2007
Name: Screw Thread Gaging Systems for Dimensional Acceptability — Inch and Metric Screw Threads (UN, UNR, UNJ, M, and MJ)
This standard presents screw thread gaging systems suitable for determining the acceptability of Unified [UN], UNR [external threads only], UNJ [internal and external threads], M, and MJ screw threads on externally and internally threaded products.
Standard: B1.5-1997 Pages: 124 Publish Date: 1997
Name: Acme Screw Threads
This standard provides for two general applications of Acme threads: namely, general purpose and centralizing. The limits and tolerances in this Standard relate to single-start Acme threads and may be used, if considered suitable, for multiple-start Acme threads.
Standard: B1.7 - 2006 Pages: 36 Publish Date: 2006
Name: Screw Threads: Nomenclature, Definitions, and Letter Symbols
This standard establishes a uniform practice for standard screw threads with regard to the following: (a) screw thread nomenclature; (b) letter symbols for designating features of a screw thread for use on drawings, in tables that set forth dimensional standards, in other records, and for expressing mathematical relationship.
Standard: B1.8 - 1988 Pages: 30 Publish Date: 1988
Name: Stub Acme Screw Threads
This standard provides for general applications of Stub Acme threads. Its use has been generally confined to those unusual applications where a coarse-pitch thread of shallow depth is required due to mechanical or metallurgical considerations.
Standard: B1.9 - 1973 Pages: 21 Publish Date: 1973
Name: Buttress Inch Screw Threads (7 deg./45 deg. Form with 0.6 Pitch Basic Height of Thread Engagement)
This standard relates to screw threads of buttress form and provides: a form of 7 degrees/45 degrees buttress thread with 0.6p basic height of thread engagement
Standard: B1.10M - 2004 Pages: 24 Publish Date: 2004
 Name: Unified Miniature Screw Threads
This standard specifies the thread form, series, tolerance, and designation for the Unified Miniature Screw Threads. The series covers a diameter range of 0.30 mm to 1.40 mm, extending the metric M-Profile and unified thread series that begin at 1.6 mm.
Standard: B1.11 - 1958 Pages: 9 Publish Date: 2011
Name: Microscope Objective Thread
This standard covers the screw thread used for mounting the objective assembly to the body or lens turret of microscopes.
Standard: B1.12 - 1987 Pages: 56 Publish Date: 1987
Name: Class 5 Interference-Fit Thread
This standard provides dimensional tables for external and internal plastic flow interference- fit (Class 5) threads of modified National thread form in the coarse thread series (NC) in sizes 0.250 in. through 1.500 in.
Standard: B1.13M - 2005 Pages: 16 Publish Date: 2005
Name: Metric Screw Threads: M Profile
This standard contains general metric standards for a 60 deg. symmetrical screw thread with a basic ISO 68-1 profile designated M profile.
Standard: B1.15 - 1995 Pages: 72 Publish Date: 1995
Name: Unified Inch Screw Threads, (UNJ Thread Form)
This standard establishes the basic triangular profile for the UNJ thread form, provides a system of designations, lists the standard series of diameter-pitch combinations for diameters from 0.600 to 6.000 in, and specifics limiting dimensions and tolerances.
Standard: B1.16M - 1984 Pages: 164 Publish Date: 1984
Name: Gages and Gaging for Metric M Screw Threads
This standard provides essential specifications and dimensions for the gages used on M series metric screw threads, and covers the specifications and dimensions for the thread gages and measuring equipment.
Standard: B1.20.1 - 2013 Pages: 40 Publish Date: 2013
Name: Pipe Threads, General Purpose, Inch
This Standard covers dimensions and gaging of pipe threads of the following series: NPT, NPSC, NPTR, NPSM, NPSL.
Standard: B1.20.2M - 2006 Pages: 28 Publish Date: 2006
Name: Pipe Threads, 60 deg. General Purpose (Metric)
This standard is a metric conversion of the widely accepted ASME B1.20.1-1983; Pipe Threads, General Purpose (Inch) Standard NPT Taper Pipe Threads.
Standard: B1.20.3-1976 Pages: 19 Publish Date: 1976
Name: Dryseal Pipe Threads,Inch
This Standard covers Dryseal pipe threads which are based on the USA (American) pipe thread, however, they differ from the USA (American) pipe thread in that they are designed to seal pressure-tight joints without the necessity of using sealing compounds.
Standard: B1.20.5 - 1991 Pages: 59 Publish Date: 1991
Name: Gaging for Dryseal Pipe Threads-Inch
The scope of this Standard is to provide information regarding practical dryseal thread inspection methods and commonly used gages for production evaluation purposes.
Standard: B1.20.7 - 1991 Pages: 14 Publish Date: 1991
Name: Hose Coupling Screw Threads, Inch
The aim of this standard is to provide standards for application to the threaded parts of hose couplings, valves, nozzles, and all other fittings used in direct connection with hose intended for domestic, industrial, and general service in normal sizes of 1/2, 5/8, 3/4, 1, 1 1/4, 1 1/2, 2, 2 1/2, 3, 3 1/2, and 4 in.
Standard: B1.21M - 1997 Pages: 64 Publish Date: 1997
Name: Metric Screw Threads: MJ Profile
This standard establishes the basic triangular profile for the MJ thread form; provides a system of designations; lists the standard series of diameter/pitch combinations for diameters from 1.6 to 200 mm; and specifies limiting dimensions and tolerances.
Standard: B1.22M - 1985 Pages: 136 Publish Date: 1985
Name: Gages and Gaging for MJ Metric Screw Threads
This Standard provides essential specifications and dimensions for the gages used on MJ series metric screw threads, and covers the specifications and dimensions for the thread gages and measuring equipment.
Standard: B1.30 - 2002 Pages: 32 Publish Date: 2002
Name: Screw Threads: Standard Practice for Calculating and Rounding Dimensions
The purpose of this Standard is to establish uniform and specific practices for calculating and rounding the numeric values used for inch and metric screw thread design data dimensions only.