GB/T 31.2-1988 Active National standards

GB/T 31.2-1988 Hexagon bolts with split pin hole on shank--Reduced shank--Product grade B

Publish Date: 1988-06-24 Implement Date: 1989-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 31.2-1988

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Fasteners

ICS Name: Bolts, screws, and studs

Publish Date: 1988-06-24

Implement Date: 1989-07-01

Pages: 2 pages

Development Information

Pages: 2 pages

Same series standard

GB/T 31.1-1988 Hexagon bolts with split pin hole on shank—Product grade A and B GB/T 31.3-1988 Hexagon bolts with split pin hole on shank--Fine pitch thread--Product grade A and B

Replace the following standards

GB 31-1976

Referenced Standards

GB/T 1237-2000 Designation system for fasteners GB 5278 GB/T 5784-2025 Fasteners—Hexagon head bolts—Reduced shank—Product grade B

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