法兰 BL 400(B)-10 RFwinn=/ AND 9356=72 hg60B)=RF

» bl400(b)-10rfwinn=/ AND 9356=72 hg60B)=RF

wn700b)-16rf1.

wn350-600rfsch40

eha 1200×12 sch40s=2203 hg/t2-8

bl400-16mfm/F-b=/

WN1200-150 RF B� pl32-16 rf��-8 RC00c3/u0

PL150(B)-10RFSc/

PL200(A)-16RF

HG/T20623 A WN1100-600RF B=/

HG20615 WN