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QC/T 597.1-2017

Chinese Standard: 'QC/T 597.1-2017'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
QC/T 597.1-2017English359 Add to Cart Days<=4 Technical conditions for threaded fasteners with adhesive coating -- Part 1: Microencapsulated locking coating Valid QC/T 597.1-2017
QC/T 597.1-2017Chinese20 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]


Standard ID QC/T 597.1-2017 (QC/T597.1-2017)
Description (Translated English) (Threaded fasteners - Pre - coated adhesive - Technical requirements - Part 1: Microcapsule locking layer)
Sector / Industry Automobile & Vehicle Industry Standard (Recommended)
Date of Issue 2017-01-09
Date of Implementation 2017-07-01
Older Standard (superseded by this standard) QC/T 597-1999
Regulation (derived from) Ministry of Industry and Information Technology Announcement No.2 of 2017
Summary This standard specifies the terminology, definitions and codes, requirements and tests for non-reusable microcapsule locking layers pre-coated on externally threaded fasteners (bolts, screws and studs) for the purpose of preventing loosening. method. This standard is applicable to bolts made of carbon steel or alloy steel in accordance with GB/T3098.1 and made of stainless steel in accordance with GB/T3098.6. Cross-slot screws below 8.8, hexagonal flower-shaped pan head screws, and screws with low head load capacity can be used as reference. The adhesive layer specified in this standard is suitable for the following occasions:--No need to control the friction coefficient of the adhesion layer;--The friction coefficient of the adhesion layer needs to be controlled;--The friction coefficient and temperature of the adhesion layer need to be controlled at the same time. If the adhesive layer specified in this standard is used only for locking, the provisions of 5.4 and 6.6 may not be used.

Related standard:   QC/T 597.3-2019  QC/T 597.2-2017
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