BY 研究院催化剂事业部碧水蓝天催化剂废水液下泵SR-Y22401中国石化集团南京化学工业有限公司叶轮\50ZY-200 (2)-002/304轴承套\50ZY-200 (2)-019/2Cr13叶轮螺母\50ZY-200 (2)-004/304导轴承体\50ZY-200 (2)-008/304泵轴\50ZY-200 (2)-006/0Cr13+304轴承压盖\50ZY-200 (2)-024/ZG270-500导轴承套\50ZY-200 (2)-009/PTFE级间轴套\50ZY-200 (2)-010/304轴承体\50ZY-200 (2)-026/ZG270-500轴承座\50ZY-200 (2)-023/ZG270-500滑动轴承\50ZY-200 (2)-005/PTFE滑动轴承套\50ZY-200 (2)-007/304
2026-02-26