法兰 WN 700-300 RF B=693-40 FM-1.0δ

WN700-300 RF B=693-40 FM-1.0δ

DN 1200-Sch10S TS10 A=108R

WN20(A)-40RF HF

So125(B)-16RF=500- RF SC059/5

WN700-150RF D=836.884R0S

wn50(B)-150 RF sch46 RF8010 RF BB=534 C

wn250-300rfsf

wn50B)-25 m S=4

wn500(b)-25ff s/2/)/00 r

WN25-300 RFsch40/F=4F0a40