QC/T 399-201324° cone connectors - Male straight - Body (English PDF)
卡套式锥螺纹直通接头体
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 25, 2013
Implementation date
September 1, 2013
Scope
QC/T 399-2013 is the English-translated version of 卡套式锥螺纹直通接头体.
QC/T 399-2013 covers the body of the male straight connector in the Chinese automotive industry series on 24 degree cone connectors. It states the types and the dimensions of the ferrule-type straight-through connector body with taper thread, along with its technical conditions.
The part applies to vehicle pipelines whose outside diameter runs from 4 mm to 35 mm and which carry oil, gas and other general media, up to the maximum working pressure set for them.
Its references are GB/T 3, GB/T 90.1, GB/T 90.2, GB/T 196, GB/T 197, GB/T 3765, GB/T 12716, QC/T 326 and QC/T 625. It replaces QC/T 399-1999. Issued on 25 April 2013, it has applied since 1 September 2013.
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Document preview — QC/T 399-2013
National Standard of the People's Republic of China
- ICS
- 43.040
- Replacing
- QC/T 399-1999
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
QC/T 399-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 3
GB/T 90.1
GB/T 90.2
GB/T 196
GB/T 197
GB/T 3765
GB/T 12716
QC/T 326
QC/T 625
......
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
Normative references
- GB/T 3Run-outs, undercuts and chamfers for general purpose metric screw threads
- GB/T 90.1Fasteners - Acceptance inspection
- GB/T 90.2Fasteners--Marking and packaging
- GB/T 196General purpose metric screw threads - Basic dimensions
- GB/T 197General purpose metric screw threads -- Tolerances
- GB/T 376524° cone connectors - Specification
Similar standards
Editions of QC/T 399
| Edition | Title | Revision | Status |
|---|---|---|---|
| QC/T 399-2013 | 24° cone connectors - Male straight - Body | current edition | Current |
| QC/T 399-1999 | 24° cone connectors - Male straight - Body | previous edition | Superseded |
This page sells the current edition, QC/T 399-2013. Earlier editions are listed for reference only.
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Related Standards
GB/T 12716-2011 — Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads
GB/T 196-2025 — General purpose metric screw threads - Basic dimensions
GB/T 197-2018 — General purpose metric screw threads -- Tolerances
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QC/T 399-2013
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