VALVE,BUTTERFLY;WAFER;8IN;EPDM;KEYSTONE

KEYSTONE光杆蝶阀400A 450A  光杆蝶阀材质说明-----阀体-铸铁，阀板-316SS，阀座-NBR   

keystone蝶阀 22W DLT150 GRWT119蝶阀 Keystone气动蝶阀

DN200 GRW T119 PN10 F89U-032 DA+LP

DN200GRWT119PN10F89U-032DA+LP  GRWT119PN10气动蝶阀

GRW0400-D0S1S2E0M1K蝶阀

keystone蝶阀GRW0125-D0S1S0E0M1KDN125+F89U020DA

GRW080-DOVOV0E0M1K  DN80 PN16+F89U-009SR08+791D +TXD-400

GRW065-DOVOV0E0M1K  DN65 PN16+F89U-004DA+791D +TXD-400

GRW0100-DOVOV0E0M1K DN100 PN16+F89U-009DA+791D +TXD-400

keystone蝶阀 GRWDLT250+F89U-051DA+GUD060

keystone支耳式蝶阀GRL0250-D0S0S2E0P3K  keystone支耳式蝶阀 22W DLT150蝶阀 DN150 22WI0S1SGE1P3K + F89U-014DA

气管1/4BSP,  阀位M5X10 (80*30; 93.5*41) 过空气，真空，氮气   

keystone气动调节蝶阀GRW DLT500-D0S0S0E0M1K(PN10) +F89U-240DA +6DR5120-0NG00-0AA0 +ASCO 652

keystone双相不锈钢蝶阀 keystone超级双相不锈钢蝶阀 艾默生keystone气动蝶阀GRW0300-DOUOUOEOA1K

keystone气动蝶阀GRW0300-DOVOV0E0A1K+F89U051DA  GRW0300-DOVOV0E0M1K

keystone气动蝶阀GRW0125-D0S0S0E0M1KDN125+F89U020DA

GRW DN100 PN16 wafer manual

GRW DN150 PN16 wafer manual 

GRW DN200 PN16 wafer manual 

GRW DN65  PN16 wafer manual 

GRL支耳式蝶阀 GRL0200-D0S0S2E0P3K keystone支耳式蝶阀  艾默生蝶阀GRWDLT150 GRW DLT150 D0S0S2E0M1K+F89U-014DA+DLT100+ASCO531     

Emerson蝶阀价格 keystone蝶阀 GRWDLT100蝶阀 GRWDLT150蝶阀  GRWDLT200蝶阀 凯斯通keystone GRW蝶阀 GRW阀座 GRW密封圈  GRWD0S0S2E0A1K 凯世通蝶阀F14-102-D12E DN200蝶阀 GRW0250D0S0S2E0M1K keystone蝶阀 GRW DLT250 D0S0S2E0M1K Keystone Valves & Controls  OPTISEAL 014-102 GJS-400-15 DN80现货 keystone气动蝶阀 GRWDLT200+F89U020DA  GRWD0S0S2E0 A1 K + F89U-014 SR08  keystone支耳式蝶阀GRL0300-D0S0S2E0P3K  keystone GRL 0250 D0A1S2N0A1K 蝶阀

F89U-051DA +DLT100M20 +791蝶阀

Keystone气动蝶阀执行器 DN200 GRWT119 PN10+F89U-032DA+LP-0B201BN00-00-0R1

Keystone气动蝶阀执行器 DN125 GRWT119 PN10+F89U-009DA+LP-0B201BN00-00-0R1

GRW0250-D0S0S2E0M1K-G100000蝶阀