GB/T 21189-2007 "Verification of Pendulum Impact Testing Machines for Determining Charpy, Izod, and Tensile Impact Properties of Plastics" specifies the verification methods for pendulum impact testing machines used to determine the Charpy, Izod, and tensile impact properties of plastics. The standard aims to ensure the accuracy and comparability of impact test results through regular verification of key parameters of the testing machines.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | N72 | ICS | 83.200;19.060 |
| Release Date | 2007-11-14 00:00:00 | Implementation Date | 2008-05-01 00:00:00 |
