HG/T 20592  法兰 WN 250-16 FM -FF Y=32050 RF Sch10Sï؟½064000000M0s)-rv0@40F5 RJ-R

WN250-16 FM -FF Y=32050 RF Sch10Sï؟½064000000M0s)-rv0@40F5 RJ-R

LWN 32-150 RFc/L2sch100.25/

SO 20(A)-10 M

wn100-300rfcla17�╟ь6

PL50(B)-16RF/

bl50-25rf1/

PL40(B)-100 RF@a

PL200(B)-16 RFF6-25hm6

wn20-150rf sch80s150S=80-2.5=1424 Crf s=83.6c