GB/T 24425.5-2009Internal thread for wire thread inserts (English PDF)
钢丝螺套用内螺纹
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
October 15, 2009
Implementation date
March 1, 2010
Scope
GB/T 24425.5-2009 is the English-translated version of 钢丝螺套用内螺纹.
GB/T 24425.5-2009 is the Chinese standard "Internal thread for wire thread inserts". Its scope clause reads: This section GB/T 24425 specifies the nominal thread diameter 2mm ~ 39mm, pitch for the installation of the wire 0.4mm ~ 4mm Lo apply the basic dimensions and tolerances internal thread.
After the wire thread insert is screwed into the internal thread of the provisions of this section, the formed internal thread diameter tolerance zone is applied to the inner wire thread diameter male thread Difference between the band and wire thread tolerance surface dwelling constitution.
This section provides an internal thread for 5H and 6H (GB/T 197), it is recommended common type wire Nut selection 6H, locking wire thread insert type selection 5H.
Note. This section uses the "nominal thread diameter" and "wire Lo sets of specifications" refers to the wire thread sets specified in this part of the internal thread, the internal thread is formed Nominal thread diameter and thread size. Its clauses include the thread type and tolerance.
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Document preview — GB/T 24425.5-2009
National Standard of the People's Republic of China
- ICS
- 21.060.10
- Classification
- J 13
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
1 Scope
This section GB/T 24425 specifies the nominal thread diameter 2mm ~ 39mm, pitch for the installation of the wire 0.4mm ~ 4mm
Lo apply the basic dimensions and tolerances internal thread.
After the wire thread insert is screwed into the internal thread of the provisions of this section, the formed internal thread diameter tolerance zone is applied to the inner wire thread diameter male thread
Difference between the band and wire thread tolerance surface dwelling constitution. This section provides an internal thread for 5H and 6H (GB/T 197), it is recommended common type wire
Nut selection 6H, locking wire thread insert type selection 5H.
Note. This section uses the "nominal thread diameter" and "wire Lo sets of specifications" refers to the wire thread sets specified in this part of the internal thread, the internal thread is formed
Nominal thread diameter and thread size.
2 Normative references
The following documents contain provisions which, through reference GB/T 24425 in this section constitute provisions of this section. For dated reference documents
Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, we are encouraged to reach agreement under this section
All parties that proposed to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.
GB/T 192 ordinary screw threads - Basic model (GB/T 192-2003, ISO 68-1.1998, ISO generalpurposescrew threads-Basicprofile-Part 1. Metricscrewthreads, MOD)
GB/T 197 common thread tolerance (GB/T 197-2003, ISO 965-1.1998, ISO generalpurposemetric screwthreads-Tolerances-Part 1. Principlesbasicdata, MOD)
3 the thread type and tolerance
Basic tooth type wire thread internally threaded comply with GB/T 192's.
Basic tooth type and location of the threaded tolerance specified in Figure 1.
1 wire thread internal screw threads - Basic type and tolerance position
GB/T 24425.1-2009 | GB/T 18230.3-2000 | GB/T 18230.5-2000 | GB/T 24425.6-2009 | GB/T 24425.4-2009 | GB/T 24425.3-2009 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
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Related Standards
GB/T 24425.6-2009 — Specification for wire thread inserts
GB/T 24425.4-2009 — Prevailing torgue type wire thread inserts for blind hole
GB/T 24425.3-2009 — Prevailing torque type wire thread inserts
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GB/T 24425.5-2009
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