2018/9/29
|
The average grain size rating is an experiment to evaluate the average grain size of a metal. Commonly used comparison method, intercept method, etc. Test Indicators:Average grain size, average intercept, etc. Test Equipment:ZEISS inverted optical microscope. Guideline:GB/T 6394, ASTM E112, etc. |
Shanghai Rays Testing Co.,Ltd. All rights reserved ICP:18015072 Disclaimer