GB/T 41739-2022
Test method for dimensional stability of metal matrix composites—Thermal-cold cycling method (English Version)

Standard No.

GB/T 41739-2022

Language

Chinese, Available in English version

Release Date

2022

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 41739-2022

Scope

This document specifies the test principle, samples, test devices, test procedures, test results, and test reports for real-time detection of the dimensional stability of metal matrix composites using thermal cycles. This document is applicable to aluminum-based composite materials (temperature range of cold and hot cycles: 20 ℃ ~ 150 ℃), magnesium-based composite materials (temperature range of cold and hot cycles)

GB/T 41739-2022 Referenced Document

• GB/T 4339 Test methods for thermal expansion characteristic parameters of metallic materials
• JC/T 2250 Fused silica

GB/T 41739-2022 history

• 2022 GB/T 41739-2022 Test method for dimensional stability of metal matrix composites—Thermal-cold cycling method