试验项目包括晶间腐蚀、平均晶粒度测定、非金属夹杂物评定、低倍组织检验、焊缝宏观和微观检验、显微组织检验、脱碳层深度测定、铁素体含量测定等。
The test items include intergranular corrosion, measurement of average grain size, evaluation of nonmetallic inclusions, macrostructure inspection, macroscopic and microscopic inspection of welds, microstructure inspection, depth measurement of decarburized layer, ferrite content measurement, etc.
