keystone蝶閥備件\閥座\F370-DN400-Class300Psig 蝶閥備件\閥座\F370-DN500-Class300Psig-09 k-lok進(jìn)口氣動(dòng)蝶閥 KEYSTONEK-LOKVALVE FIG.370-104DN300 K-LOK Fig370T159//DN300氣動(dòng)蝶閥 LOK F360T104AGN13S氣動(dòng)蝶閥 F360T104DN125蝶閥 F370T158蝶閥 S36W T158 ANSI 150 + F79U-065 (STC) +LP-0B201BN00-00-0R1 氣動(dòng)蝶閥 Emerson閥門，艾默生蝶閥，艾默生自動(dòng)化流體控制 keystone K-LOK S36 S37 F360 F370蝶閥 K-LOK蝶閥 K-LOK手動(dòng)渦輪蝶閥36W 0300 SSS1TSGA1KB0蝶閥 Keystone氣動(dòng)蝶閥 K-LOK S36W-T159 6" F89U-032DA 蝶閥 F370DN200 閥體碳鋼、閥瓣316SS、 閥桿17-4PH聚四氟乙烯密封 K-lok蝶閥 36W300SSS1TSGA2KB0蝶閥 F360 450A 16K蝶閥 keystone蝶閥 F360DN600蝶閥 F360-NPS 24”蝶閥 F360DN600閥座 DELONGTAI閥門keystone蝶閥 F360-159-12" F360-158-12" 37W300SSS1TSGA2KB0蝶閥 keystone蝶閥 F360-T158-12" F370-705 37W150SSS1TSGA2KB0 F360T159 DN300 16K蝶閥 keystone氣動(dòng)蝶閥 F360 150A光軸蝶閥 F360 300A蝶閥F360-116 DN150 keystone氣動(dòng)蝶閥F360-114 DN150 + F89U-020DA + EPR WN2SN3NTR KEYSTONE 密封維修包 360 SSSS1 TSG keystone閥座 RTFE 350A Keystone F360t159 dn350手動(dòng)蝶閥 蝶閥閥座KEYSTONE DN150 PN300PSI F370T159DN150 CL300光軸蝶閥keystone K-LOK 36-0200W0P200A1K蝶閥  keystone閥座 seat 16K Fig 360 FIG360T159 DN300   Keystone K-LOK F370T159DN300氣動(dòng)蝶閥 KEYSTONE蝶閥 k-LOK高性能蝶閥 F370-T159, F360T158, F370-DN150，DN200。DN200 F370-T159；DN150 F370-T116; K-LOK VALVE FIG.370-104氣動(dòng)蝶閥 DLT HI-LOKS-DN50 HI-LOK-DN50 Keystone不銹鋼蝶閥 DLT K-LOK F360 DLT250-S不銹鋼蝶閥 F360T159 DN400開關(guān)蝶閥 F360T159 DLT100 + F89U-020 SR08 + TVA +791N +AW30 凱斯通氣動(dòng)蝶閥F360T159 DLT100 + F89U-020 SR08 + TVA +791N +AW30 keystone蝶閥 f360蝶閥 CS材質(zhì) DN100，DN150 BUTTERFLY VALVE, 4”+ GEARBOX WITH HAND WHEEL KEYSTONE Hilok W.908 DN100蝶閥， 蝶閥維修包F370-104 10"keystone 凱斯通閥座 F370T158DN150 F370T158DN200  閥座F370T158DN150 閥座F370T158DN200  keystone閥座 keystone F370-158 DN300蝶閥維修包 閥座材質(zhì) RTFE 后環(huán)材質(zhì) 316SS   墊圈 石墨