F990蝶閥 990-0125W0M200I0-I0S00S0N000KB蝶閥

Keystone F990CEE2DN100蝶閥

FIG990蝶閥990W0040-I0S0S0N0M2K F89U-003DA

F990蝶閥 990-0125W0M200I0-I0S00S0N000KB蝶閥

Keystone氣動調節閥 口徑DN300 F990 DN300 PN10+雙作用執行器F89-085DA，閥體材質鑄鐵 閥板材質316鏡面拋光 密封材質EPDM 執行器類型雙作用，故障位FO 連接方式對夾式 壓力/溫度10bar/100℃ 流經介質水或熱水

Keystone閥座PTFE包EPDM Keystone閥座PTFE/EPDM  keystone閥座990730110020000    9907301300012500

dn150----206-060-999-002, dn200----206-080-999-002,    dn100----206-040-999-002,

keystone DN100耐酸堿閥門，整套（包含閥門和執行機構），閥座PTFE/EPDM，閥板也需要襯四氟

Keystone蝶閥990W0250I0S0S0N0M8K  

Keystone蝶閥990W 0250 I0-S0-S0-N0-M8K  F990閥體是分體上下兩半的  閥板和閥桿是一體的 keystone品牌；閥體-球墨鑄鐵，閥板-316SS,閥座-EPDM;執行器配雙作用氣缸； 定位器選用ROTORK

KEY蝶閥 990W0040-I0SOSOE0M2K

F990 DN25蝶閥 F990DN40蝶閥 990W0025-I0SOSOE0M2K

克四頓蝶閥DN250F89U-051DA  凱斯通不銹鋼氣動蝶閥  Emerson艾默生閥門 F990T620DN80蝶閥 Keystone高溫蝶閥 990WI0S3S0T1M2K Keystone衛生拋光蝶閥 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)  

Fig990 DN100  ( 990W0100-I0S0S0E0M2K)