GB/T 197-2018

Active

General purpose metric screw threads—Tolerances

普通螺纹 公差

Standard Type
GBT
ICS
21.040.10
CCS
J04
Status
Active
Issue Date
2018-03-15
Implementation
2018-10-01
Centralized Committee
国家标准委
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

GB/T 197-2018 specifies the tolerance system for general purpose metric screw threads, defining the permissible deviations and fits for threaded fasteners. It is applied in mechanical engineering and manufacturing industries to ensure interchangeability and consistent assembly quality of bolts, nuts, and other threaded components. The standard is used during production, quality inspection, and design verification of metric threads in machinery, automotive, and industrial equipment.

Related Standards

GB/T 9144-2003 General purpose metric screw threads--Preferable plan GB/T 2516-2003 General purpose metric screw threads--Limit deviations GB/T 197-2003 General purpose metric screw threads--Tolerances GB/T 196-2003 General purpose metric screw threads--Basic dimensions GB/T 193-2003 General purpose metric screw threads--Generalplan GB/T 192-2003 General purpose metric screw threads--Basic profile GB/T 1414-2003 General purpose metric screw threads--The plan for pipe systems GB/T 9146-2003 General purpose metric screw threads--Limits of sizes for the screw threads of coarse quality and preferable plan
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.