990W0200-I0S0S0E0M2K 蝶閥 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) Fig990 DN125 ( 990W0125-I0S0S0E0M2K) Fig990 DN150 ( 990W0150-I0S0S0E0M2K) Fig990 DN200 ( 990W0200-I0S0S0E0M2K) 克西頓蝶閥 DN200,閥板316SS F79U012 F990 DLT200 I0S0S0N0M8K + F89U-020DA + TVA-M2WGNCM Keystone氣動蝶閥 凱斯通氣動蝶閥 基斯頓氣動蝶閥F990 DLT300 I0S0S0N0M8K + F89U-051DA +DLT100M20 +791 +MENDO 現(xiàn)貨 GRW DLT300 D0S0S2E0M1K, 蝶閥GRW DLT300 D0S0S2E0M1K + F89U-051DA +DLT100M20 +791蝶閥 F991T620DN100蝶閥 F990PTFE/EPDM白色蝶閥閥座 F990蝶閥 F991T620不銹鋼蝶閥 keystone凱斯通氣動蝶閥 凱世通氣動蝶閥 F990 I0S0S0E0M8K+F89U-006DA+LP F990 DLT200 I0S0S0E0M8K+F89U-020DA F990 DLT250 I0S0S0E0M8K+F89U-032DA GRW DLT150 D0S0S2E0M1K + F89U-014DA DN125 F990W0125 I0S0S0E0M8K+F89U-014DA DN100 F990W100 I0S0S0E0M8K+F89U-006DA DN65 F990W065 I0S0S0E0M8K+F89U-006DA DN50 F990W050 I0S0S0E0M8K+F89U-004DA KEYSTONE 氣動蝶閥 F990 I0S0S0E0M8K+F89U-006DA+LP-0B201BN00-00-0R1 Keystone氣動調(diào)節(jié)閥F990DN100I0S0S0E0M8K +F89U-009DA+YT-1000  蝶閥和執(zhí)行器都是keystone品牌；閥體-球墨鑄鐵，閥板-316SS,閥座-EPDM;執(zhí)行器配雙作用氣缸； 定位器選用ROTORK.YTC韓國產(chǎn)YT-1000R，帶輸入/輸出4-20mA信號；配套過濾減壓閥， 氣管·接口；調(diào)試安裝好發(fā)貨。