HG/T 20592  法兰 WN 500-10 RF S=100-600r Sch1

WN500(A)-10 RF S=100-600r Sch1

wn200(b)-25ms=12f00(B)-1300 RF B=52 H=199

WN20 -160fm2.5/75rf25FM20fh40 A=2-2G2R1D=B)-16 R

BI 400¦/r665-

wn32(B)-100 fm S=

wn32(b)-63RFB)-10

PL80(A)-25 RF b=10F4

PL150-6RF

PL80(B)-16 RFbi2420/0253/6 H.910=3 A=481.65S