J961Y-1.6-DN25,J961Y-1.6-DN32,J961Y-1.6-DN40,J961Y-1.6-DN50,耐磨陶瓷截止阀|产品总汇|无锡市昌林自动化科技有限公司手机版

J961Y-1.6-DN25,J961Y-1.6-DN32,J961Y-1.6-DN40,J961Y-1.6-DN50,耐磨陶瓷截止阀

阀杆

2Cr13

25Cr2MoV

25Cr2MoV

1Cr18Ni9Ti

阀杆螺母

ZCuA110Fe3

ZCuA110Fe3

ZCuA110Fe3

ZCu