HG/T 20592  法兰 PL 80(B)-16 FF b=0 BB=90

PL80(B)-16 FF b=0 BB=90

WN40(B)-16 RF S=5 S31603II 2PSch4

AWN800-150RFJb0 b105RF b=-10

pl25-16 t S=4.2 30408 111@RScF rj S��77.5 R

PL40(B)-10 RF B=38.5

WN 80(B)-16 RF8.38 k= b0-5/srcrf01460 scrf

WN100- 100m2SFRFaf=5.16 RJch400F6b)-16r

47023 FM6