四机D23-气控阀件框架(D23T260401)中石化四机石油机械有限公司二位三通手动换向阀\IA-191/P59331手动换挡阀\P55556-3 1/4"主滚筒组合阀\HD-2-X/P50973-1 1/4"主滚筒组合阀\IA-295/P50970-1/HD-2-FX主滚筒组合阀\HC-2-X/P50975-3 1/4"转盘组合阀\1/4" HC-2-LX/P55582-3三位五通踏板阀\SXJ400 PD4-41-5354 组件手轮调压阀\ZJ30×P50976-001梭阀\P054350-0003 3/8"
2026-05-09