F999/F9閥座 SEAT D10 M427 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 維修套件 Emerson閥門F990C2E2F79U065S氣動蝶 990W0200-I0E0S0E0M2K+F89U-051SR F990C2E2/F79U-065S氣動蝶閥 FIG990蝶閥 F990蝶閥 F990閥座 F990膠圈 F990氣動蝶閥 F990電動蝶閥 F990對夾式蝶閥 F990手動蝶閥 F990軟密封蝶閥 F990F89氣動蝶閥 KEYSTONE F990DLT100蝶閥 Rotary flap 9-106 DN250 T-19/100蝶閥
KEYSTONE F990CEE3 DN250蝶閥 VALVE,BUTTERFLY;WAFER;8IN;EPDM F990蝶閥 F990閥座 F990TRIM723蝶閥 F990光軸蝶閥
keystone蝶閥 FIG990DN100 (990W00100-I0S0S0E0M2K)+F89U-006DA
蝶閥 FIG990DN50 (990W0050-I0S0S0E0M2K)+F89U-004DA
Keystone F990手動蝶閥 F990閥座 F990閥襯 f990氣動蝶閥 keystone閥座 Keystone F990全襯蝶閥F990蝶閥 FIG990 DLT200(KEYSTONE)蝶閥 keystone氣動開關(guān)蝶閥 F990蝶閥 F990 DLT150 990WI0S3S0T1M2K + F89U-014DA + TXD-400 +791D keystone氣動開關(guān)蝶閥 F990 DLT-200 990W I0S3S0T1M2K + F89U-020DA + TXD-400 +792D
維修套件 Keystone 990730110020000
