keystone蝶阀 Fig990蝶阀 DN150 ( 990W0150-I0S0S0E0M2K)
蝶阀 FIG 990 DN200(990W0200-I0S0S0E0M2K)
蝶阀 FIG 990 DN100(990W0100-I0S0S0E0M2K)
Keystone GRW Fig990 DN50 (990W0050-I0S0S0E0M2K)
Fig990 DN65 (990W0065-I0S0S0E0M2K)
Fig990 DN100 ( 990W0100-I0S0S0E0M2K)
Fig990 DN125 ( 990W0125-I0S0S0E0M2K)
Fig990 DN200 ( 990W0200-I0S0S0E0M2K)
克西顿蝶阀 DN200,阀板316SS F79U012
F990 DLT200 I0S0S0N0M8K + F89U-020DA + TVA-M2WGNCM
Keystone气动蝶阀 凯斯通气动蝶阀 基斯顿气动蝶阀F990 DLT300 I0S0S0N0M8K + F89U-051DA +DLT100M20 +791 +MENDO 现货 GRW DLT300 D0S0S2E0M1K, 蝶阀GRW DLT300 D0S0S2E0M1K + F89U-051DA +DLT100M20 +791蝶阀
F991T620DN100蝶阀 F990PTFE/EPDM白色蝶阀阀座 F990蝶阀
F991T620不锈钢蝶阀
keystone凯斯通气动蝶阀 凯世通气动蝶阀 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 气动蝶阀 F990 I0S0S0E0M8K+F89U-006DA+LP-0B201BN00-00-0R1