西北2025年油田老旧分离工程、一号站、AT1站工程及采油四厂二区井SHB8-1X、SHB6-13X、TH122155 等7口井阀门中国石油化工股份有限公司西北油田分公司截止阀\KJ61Y-100CDN15截止阀\KJ61Y-100CDN15截止阀\KJ61Y-100CDN15截止阀\KJ61Y-100CDN15截止阀\KJ61Y-100CDN15截止阀\KGMJ11F/H-16P DN15截止阀\KJ541Y-16CDN200阀杆S20910截止阀\KJ541Y-16CDN300阀杆S20910节流截止放空阀\DN20 PN16 RF A105 STL/VITON GB/T 12224 抗硫
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