NB/T 47021  法兰 C-M 550-0.6 δs=5

1 CM 550-0.6 δs=5

TH 2"-150 RF

BL 200(B)-16 RF

SO 150(B)-16 RF

DN1200-PN10 PL RF Ⅱ

WN 80(B)-16 RFpampampampampampamp2300-f/@bl

B WN 2"-1500 RF@FF0

WN 150(B)-25 M S=4.50

PL 300(B)-16 RF

3 FM 700-2.5 δ0=12-1.0F0.80s hgt2F3R02M Ⅱrf/��