GB/T 1940-2009
Method of testing in toughness of wood (English Version)

Standard No.

GB/T 1940-2009

Language

Chinese, Available in English version

Release Date

2009

Published By

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

Status

Be replaced 2022-07

Replace By

GB/T 1927.17-2021

Latest

GB/T 1927.17-2021

Replace

GB/T 1940-1991

Scope

This standard specifies the test equipment, samples, test procedures, result calculation, test result record and report for determining the impact toughness of wood. This standard applies to the use of a pendulum impact testing machine to determine the impact toughness of small, flawless wood samples.

GB/T 1940-2009 Referenced Document

• GB/T 1928-2009 General requirements for physical and mechanical tests of wood
• GB/T 1929-2009 Method of sample logs sawing and test specimens selection for physical and mechanical tests of wood
• GB/T 1931-2009 Method for determination of moisture content of wood

GB/T 1940-2009 history

• 2021 GB/T 1927.17-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 17: Determination of impact bending strength
• 2009 GB/T 1940-2009 Method of testing in toughness of wood
• 1991 GB/T 1940-1991 Method of testing in toughness of wood

GB/T 1940-2009 Method of testing in toughness of wood was changed to GB/T 1927.17-2021 Test methods for physical and mechanical properties of small clear wood specimens—Part 17: Determination of impact bending strength.