GB/T 9144-2025

Active

General purpose metric screw threads—Preferable plan

普通螺纹 优选系列

Standard Type
GBT
ICS
21.040.10
CCS
J04
Status
Active
Issue Date
2025-05-30
Implementation
2025-12-01
Centralized Committee
国家标准委
Issuing Authority
国家市场监督管理总局、国家标准化管理委员会

Application Summary AI generated

GB/T 9144-2025 specifies the preferred diameter and pitch combinations for general purpose metric screw threads, defining a standardized selection to reduce variety and simplify manufacturing. It is applied in the design and production of mechanical fasteners, such as bolts, screws, and nuts, across industries like automotive, aerospace, and general engineering. This standard ensures interchangeability and compatibility of threaded components in assembly and maintenance contexts.

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.