GB/T 13681-1992

Active

Hexagon weld nuts

焊接六角螺母

Standard Type

GBT

ICS

21.060.20

CCS

J13

Status

Active

Issue Date

1992-09-22

Implementation

1993-06-01

Centralized Committee

中国机械工业联合会

Issuing Authority

中国机械工业联合会

Application Summary AI generated

GB/T 13681-1992 specifies the dimensions, technical requirements, and acceptance criteria for hexagon weld nuts used in mechanical assemblies. It applies to nuts designed for resistance welding onto steel components in automotive, construction machinery, and general industrial equipment. This standard ensures consistent thread fit and weld strength for permanent fastening applications where access to the back side of the joint is limited.

Related Standards

GB/T 62.1-2004 Wing nuts--Round wing GB/T 62.2-2004 Wing nuts--Square wing GB/T 62.3-2004 Wing nuts--Pressing wing GB/T 9074.5-2004 Cross recessed small pan head screw andwasher assemblies with plain washers GB/T 9074.20-2004 Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers GB/T 3098.19-2004 Mechanical properties of fasteners--Blind rivets with break pull mandrel GB/T 62.4-2004 Wing nuts--Die-casting wing GB/T 3098.20-2004 Mechanical properties of fasteners--Wing nuts with specified proof torque

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.