NB/T 47023  法兰 C-M 650-0.6/20δ000AF5F0FSCH642 RF16 6

3 CM 650-0.620δ000AF5F0FSCH642 RF16 6

PL200-16RF0SCH603fb385890O 80-150 RF

WN 500-16 RF4160 B= So59I-1

pl200b-16g05F6 RRF c-fm1000-0.6

bl 32-150 rf)100-40rf/h40mpamp/038FRJ S/6/ h

wn200B-25FMpampam18F S

wn 250-40 mfF Sch80S S=4.2s1 b=2fFf

PL80A-16