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GB/T 13525-2026Test method for tensile-impact properties of plastics (English PDF)

塑料拉伸冲击性能试验方法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

July 30, 2026

Implementation date

February 1, 2027

Scope

GB/T 13525-2026 is the English-translated version of 塑料拉伸冲击性能试验方法.

GB/T 13525-2026 is the Chinese standard "Test method for tensile-impact properties of plastics". Its scope clause reads: This document describes two methods for determining the properties of a sample.

Method A, where the sample is fixed to a support frame, and Method B, where the sample is launched together with a pendulum. Tensile impact strength of plastics at high strain rates.

This document applies to materials that are too soft or too thin to be subjected to impact testing according to GB/T 1043 or GB/T 1843, and also applies to... Tensile impact test on rigid materials. Its clauses include terms and definitions.

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Document preview — GB/T 13525-2026

National Standard of the People's Republic of China

ICS: 83.080
Classification: G 31
Replacing: GB/T 13525-1992

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Edition and transition
3 Classification and status
4 Structure of the document
5 The English edition

1 Scope

This document describes two methods for determining the properties of a sample. Method A, where the sample is fixed to a support frame, and Method B, where the sample is launched together with a pendulum.

Tensile impact strength of plastics at high strain rates.

This document applies to materials that are too soft or too thin to be subjected to impact testing according to GB/T 1043 or GB/T 1843, and also applies to...

Tensile impact test on rigid materials.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.

This document.

GB/T 1043.2 Determination of impact properties of simply supported plastic beams - Part 2.Instrumented impact testing

GB/T 1843 Determination of impact strength of plastic cantilever beams

GB/T 2918 Standard Environment for Conditioning and Testing of Plastic Specimens

GB/T 5471 Compression molding of thermosetting plastic specimens

GB/T 9352 Compression molding of thermoplastic materials

GB/T 17037.1 Plastics - Preparation of Injection Molded Specimens from Thermoplastic Materials - Part 1.General Principles and Multipurpose Specimens and Long Specimens

Preparation of strip specimens

GB/T 17037.2 Preparation of injection molded specimens of thermoplastic materials - Part 2.Tensile specimens

GB/T 17037.3 Preparation of Injection Molded Specimens from Thermoplastic Materials - Part 3.Small Square Specimens

GB/T 21189 Inspection of simply supported beams, cantilever beams and pendulum impact testing machines for tensile impact testing of plastics

GB/T 37426-2019 Plastic Samples

GB/T 39812 Machining preparation of plastic specimens sults-Estimationofthemean-Confidenceinterval)

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 atU

Under specified conditions, the energy absorbed per unit original cross-sectional area when an unnotched specimen fractures.

Note. The unit is kilojoules per square meter (kJ/m2).

3.2 atN

Under specified conditions, the energy absorbed per unit original cross-sectional area when a notched specimen fractures.

Note. The unit is kilojoules per square meter (kJ/m2).

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Cited by

Editions of GB/T 13525

Edition	Title	Revision	Status
GB/T 13525-2026	Test method for tensile-impact properties of plastics	current edition	Current
GB/T 13525-1992	Test method for tensile-impact properties of plastics	previous edition	In force until 1 February 2027

This page sells the current edition, GB/T 13525-2026. Earlier editions are listed for reference only.

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