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GB/T 14153-2026Test method for impact resistance of rigid plastics by means of falling weight — General principles (English PDF)

硬质塑料落锤冲击试验方法　通则

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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 14153-2026 is the English-translated version of 硬质塑料落锤冲击试验方法　通则.

GB/T 14153-2026 is the Chinese standard "Test method for impact resistance of rigid plastics by means of falling weight — General principles". Its scope clause reads: This document describes a general test method for the drop hammer impact performance of rigid plastics.

This document applies to the testing of the drop hammer impact performance of rigid plastic pipes, fittings, profiles, sheets, and plastic parts. Its clauses include terms and definitions; principles.

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Document preview — GB/T 14153-2026

National Standard of the People's Republic of China

ICS: 83.140.10
Classification: G 33
Replacing: GB/T 14153-1993

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

Preface
1.Scope
2 Normative References
3.Terms and Definitions
4.Principle
5.Instruments and Equipment
5.1 Impact testing apparatus
5.2 Thickness Gauge
6 Sample
6.2 Sample Preparation
6.3 Number of Samples
7.State Adjustment 8.
8.Experimental Procedures
8.1 Test Environment
8.2 Plate Thickness Measurement
8.3 Clamping the Specimen
8.4 Impact Test Procedure
9 Test Report
Appendix A (Informative) Calculation Example

1 Scope

This document describes a general test method for the drop hammer impact performance of rigid plastics.

This document applies to the testing of the drop hammer impact performance of rigid plastic pipes, fittings, profiles, sheets, and plastic parts.

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.

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

GB/T 14152 Test Method for Resistance to External Impact of Thermoplastic Pipes - Clockwise Rotation Method

GB/T 39812 Machining preparation of plastic specimens

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1 Destroy failure

Visible damage on the surface of the sample.

3.2 E50

The energy that causes 50% of the sample to fail.

3.3

50% impact failure mass m50

The drop weight that causes 50% of the specimen to fail at a specified impact height.

3.4

50% impact failure height

The drop height that causes 50% of the specimens to fail under a specified drop weight.

4 Principles

a) Method A. A drop hammer of a certain mass is used to vertically impact the specimen from a specified height, and the number of specimens that fail is counted.

It is generally used for product quality control.

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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 14153

Edition	Title	Revision	Status
GB/T 14153-2026	Test method for impact resistance of rigid plastics by means of falling weight — General principles	current edition	Current
GB/T 14153-1993	Test method for impact resistance of rigid plastics by means of falling weight — General principles	previous edition	In force until 1 February 2027

This page sells the current edition, GB/T 14153-2026. Earlier editions are listed for reference only.

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