keystone手动蝶阀GRW0100-D0S0S2E0M1K  GRW0125-D0S0S2E0M1K GRW0150-D0S0S2E0M1K  keystone F14-102-805 DN200气动蝶阀

Tyco 泰科气动蝶阀GRWD0S0S2E0M1K/DN80 +F89U-014STC+F791 F611DEE2DN80F79U012气动蝶阀

GRWD0S0S2E0M1K GRWD12EM1K GRLD0S0S2E0M1K GRLD12EM1K GRL D31EA1K  GRL 0200 D0 A1 S0 E0 A1K蝶阀  艾 默 生 Emerson阀门 keystone GRWD12EA1K气动蝶阀 GRWT119蝶阀 GRF1200D0S0S2N0A1IG100000

KEYSTONE GRW0250-D0S0S2E0M1K-G100000蝶阀

DN150GRWD12EM1K  DN150 F221 T786 PN10  C/W F89U 014 DA   C/W CR-0B201BD00-00-0R1  C/W ASCO SCG551A002MS DC24  C/W SMC AW20-N02BG

 KEYSTONE F611 10"F79U036 蝶阀 GRW-250-DOSOS2EO-M1K  +气动执行器F89U-032DA 低压蝶阀\F611\10"\ASME B16.34\进口 含执行机构