GB/T 68-2016 Active National standards

GB/T 68-2016 Slotted countersunk flat head screws

GB/T 68-2016 Slotted countersunk flat head screws

Publish Date: 2016-02-24 Implement Date: 2016-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 68-2016

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Fasteners

ICS Name: Bolts, screws, and studs

Publish Date: 2016-02-24

Implement Date: 2016-06-01

Pages: 7 pages

Scope

This standard specifies the type and dimensions, technical requirements, and markings of grooved countersunk screws.
This standard applies to grooved countersunk screws with thread sizes of M1.6 to M10, performance grades of 4.8, 5.8, A2-50, A2-70, CU2, CU3, and AL4, and product grades of A.

Development Information

Word Count: 11 Thousand words Pages: 7 pages

Replace the following standards

GB/T 68-2000 Slotted countersunk flat head screws(common head style)

Referenced Standards

GB/T 3098.10 GB/T 5279 GB/T 90.1-2002 Fasteners—Acceptance inspection GB/T 90.1-2023 Fasteners—Acceptance inspection GB/T 90.2-2002 Fasteners—Marking and packaging GB/T 193-2003 General purpose metric screw threads—General plan GB/T 1237-2000 Designation system for fasteners GB/T 3098.1-2000 Mechanical properties of fasteners—Bolts, screws and studs GB/T 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 3098.6-2000 Mechanical properties of fasteners—Bolts, screws and studs made of stainless-steel GB/T 3098.6-2014 Mechanical properties of fasteners—Stainless steel Bolts,screws and studs GB/T 3098.6-2023 Mechanical properties of fasteners—Stainless steel bolts,screws and studs GB/T 3103.1-2002 Tolerances for fasteners—Bolts, screws, studs and nuts GB/T 5267.1-2002 Fasteners—Electroplated coatings GB/T 5267.1-2023 Fasteners—Electroplate coating GB/T 5267.2-2002 Fasteners—Non-electrolytically applied zinc flake coatings GB/T 5267.2-2017 Fasteners—Non-electrolytically applied zinc flake coatings GB/T 5267.2-2021 Fasteners—Non-electrolytically applied zinc flake coatings GB/T 5267.4-2009 Passivation of corrosion-resistant stainless-steel fasteners GB/T 5276-2015 Fasteners—Bolts,screws,studs and nuts—Symbols and descriptions of dimensions GB/T 5779.1-2000 Fasteners—Surface discontinuities—Bolts,screws and studs for general requirements GB/T 9145-2003 General purpose metric screw threads—Limits of sizes for the screw threads of medium quality and preferable plan GB/T 16938-1997 Fasteners—General requirements for blots,screws,studs and nuts GB/T 16938-2008 Fasteners—General requirements for bolts,screws,studs and nuts

Adopt standards

ISO 2009:2011

Related Standards

GB/T 3750.3-1983 Replaced

GB/T 3750.3-1983 Hollow screws

Publish Date: 1983-06-17

GB/T 5277-1985 Active

GB/T 5277-1985 Fasteners—Clearance holes for bolts and screws

Publish Date: 1985-08-01

GB/T 6560-1986 Replaced

GB/T 6560-1986 Cross recessed pan head thread forming screws

Publish Date: 1986-07-02

GB/T 6561-1986 Replaced

GB/T 6561-1986 Cross recessed countersunk head thread forming screws

Publish Date: 1986-07-02

GB/T 6562-1986 Replaced

GB/T 6562-1986 Cross recessed raised countersunk head thread forming screws

Publish Date: 1986-07-02

GB/T 6563-1986 Replaced

GB/T 6563-1986 Hexagon head thread forming screws

Publish Date: 1986-07-02