The impact of globalizafion of pearlite on material performance can be determined by the chemical and metallographic analysis of piping joints at inlet and outlet of distillation visbreaking tower.

• 通过对某蒸馏减粘反应塔出入管线端节的化学成分和材质金相组织的分析,得出了珠光体的球化对材质性能的影响情况。