GB/T 29465  法兰 C-T 1000-0.25RFFM400-s/c00rf2.7w8415470

5 CT 1000-0.25RFFM400-s/c00rf2.7w8415470

WN50(a)-600RjH=1=/50/20090RF00-1RFgH8004c/RF S

WN20B-600RFР°wn25b-16 rf(s=5)0/ S4000SR-0.6

LWN 40-150 RF Sch80S H=360rf schn15

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bl20(B)-300