截止阀、针型阀、三通球阀、直通球阀、阀芯20260824中石化(大连)石油化工研究院有限公司针型阀\双卡套/1/8"O.D 双卡套/1/8"O.D 5000psi 316L/316+PTFE直通球阀\双卡套/1/8"O.D-双卡套/1/8"O.D 2500psi 316/316三通球阀\双卡套/1/4"O.D-双卡套/1/4"O.D 3000psi 316/304+PTFE三通球阀\双卡套/1/4"O.D-双卡套/1/4"O.D 1500Psi 316L/316L三通球阀\单卡套/NPT(F)1/4"-单卡套/NPT(F)1/4" 2500psi HC276/HC276截止阀\卡套/NPT(F)1/8" 卡套/NPT(F)1/8" 3000psi HC276/HC276截止阀\卡套/NPT(F)1/4" 卡套/NPT(F)1/4" 3000psi HC276/HC276球阀\单卡套/NPT(F)1/4"-单卡套/NPT(F)1/4" 3000psi HC276/HC276直通球阀\双卡套/1/8"O.D-双卡套/1/4"O.D 6000psi HC276/HC276阀芯\EL-00138100 红宝石截止阀\卡套/1/4"O.D 卡套/1/4"OD 3000psi 316L/316L
2026-10-08