NB/T 47021  法兰 RF 700-0.25

1 RF 700-0.25

LWN 100-600 RF Sch80

LWN 100-600 RF S

WN 600-600 RF

SO 24"-150 RF2009F RF S4cr/-6RFte5m5420-600RJ&R

DN1200-PN10 PL RF Ⅱ

WN 150(B)-16 T S=6

1 M 550-1.0 δs=4

PL100-10RF

SO 300-25 Mam00 RFG S=6nbspth0/5 c=22 h=44 k=30j.5r RF0SR0n=4