蝶閥FIG990DN200(KEYSTONE) keystone氣動開關蝶閥 F990蝶閥 F990 DLT150 990WI0S3S0T1M2K + F89U-014DA + TXD-400 +791D keystone氣動開關蝶閥 F990 DLT-200 990W I0S3S0T1M2K + F89U-020DA + TXD-400 +792D

Keystone衛生拋光蝶閥F990 DLT200 + F89-032 + TXD-400 Keystone氣動蝶閥F990 DLT150+F89-014DA+TXD-400  Keystone氣動蝶閥F990 DLT200 + F89-032 + TXD-400  F89-DLT-014-DA氣缸  KEY 990W0125-I0S3S0T1M2K蝶閥  KEY 990W0100-I0S3S0T1M2K-0000000  keystone耐磨蝶閥F990T620DN100氣動蝶閥 keystone耐高溫白色密封蝶閥 F990氟膠蝶閥 復合材質蝶閥F990氟膠蝶閥 F990 EPDM/Tflon蝶閥  KEYSTONE閥門 DELONGTAI閥門FIG990 DN100(990W0100-I0S0S0E0M2K） +F89U-006DA KEYSTONE蝶閥 三元乙丙外面包裹著聚四氟乙烯閥座 F990氟膠閥座 EPDM/Tflon蝶閥 F990氟膠蝶閥 EPDM/Tflon蝶閥

keystone蝶閥,凱斯通閥體,凱斯通對夾式氣動蝶閥閥體,F990DLT150蝶閥,F990/DLT150I0S0S0E0M8K ,F990/DLT200I0S0S0E0M8K,F990//DLT150I0S0S0E0M8K

F990DLT150+F89U014DA+EP5氣動調節蝶閥 KEYSTONE進口氣動調節閥  

F990DLT125+F89U014DA+EP5氣動調節蝶閥 凱斯通進口氣動調節閥

F990DLT150+F89U014DA+YT-3300氣動調節蝶閥  F990DLT125+F89U014DA+YT-3300氣動調節蝶閥

KEYSTONE開關蝶閥 FIG990 DN100(990W0100-I0S0S0E0M2K)+F89U-006DA

keystone氣蝶閥F990/T805/DN100

蝶閥 FIG 990 DN200(990W0200-I0S0S0E0M2K)  

蝶閥 FIG 990 DN100(990W0100-I0S0S0E0M2K)   

Keystone GRW Fig990 DN50 (990W0050-I0S0S0E0M2K

Fig990 DN65   (990W0065-I0S0S0E0M2K)