GB/T 40116-2021

Active

Foil bearings—Performance of hydrodynamic gas journal bearings—Testing of static load capacity, friction coefficient and lifetime

箔片轴承气体动压径向轴承性能静态承载能力、摩擦因数和寿命测试

Standard Type

GBT

ICS

21.100.10

CCS

J12

Status

Active

Issue Date

2021-05-21

Implementation

2021-12-01

Centralized Committee

中国机械工业联合会

Issuing Authority

国家市场监督管理总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies testing methods for evaluating the static load capacity, friction coefficient, and lifetime of hydrodynamic gas journal foil bearings. It is applied in the design, quality control, and performance verification of high-speed rotating machinery, such as air cycle machines, microturbines, and turbochargers, where oil-free bearing systems are required.

Related Standards

JB/T 51110-1999 Internal Combustion Engines - Cylinder Head Gaskets - Product Quality Grading (Internal Use) JB/T 51134-1999 Product quality grading of agricultural deep groove ball bearing GB/T 5868-2003 Rolling bearings--Mounting dimensions GB/T 4199-2003 Rolling bearings--Tolerances--Definitions GB/T 4605-2003 Rolling bearings--Thrust needle roller and cage assemblies，thrust washers GB/T 307.1-2005 Rolling bearings-Radial bearings-Tolerances GB/T 307.3-2005 Rolling bearings-General technical regulations GB/T 307.2-2005 Rolling bearings-Measuring and gauging principles and methods

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.