NB/T 47022  法兰 FM 650-0.6/20δ

2 FM 650-0.620δ

WN100-150 RF Sch40

47021 RF1000-0.25/50 Sg

1 FM 300-1.0 δs=3.5S=8f b=60/F RF=10

BL1000-10 RF

wn 300-150 rf sch-R0в0-1

PL 100(B)-16 RFamp-/B)-f-00-K=2850 L

WN 16"-150 RF

wn80-300rf0Sç®

wn50-150rfп©б╘п▒Б┬≥ц�