This document describes a test method for determining the torsional stiffness of a plastic material within a certain temperature range by measuring its apparent modulus of rigidity. This document applies to the determination of torsional stiffness in thermoplastics.
Basic Data
Standard ID
GB/T 15047-2025 (GB/T15047-2025)
Description (Translated English)
Test method for stiffness properties in torsion of plastics
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
G32
Classification of International Standard
83.080.01
Word Count Estimation
14,161
Date of Issue
2025-10-31
Date of Implementation
2026-05-01
Older Standard (superseded by this standard)
GB/T 15047-1994
Issuing agency(ies)
State Administration for Market Regulation, Standardization Administration of China
