NB/T 47022  法兰 RF 500-1.

2 RF 500-1.

SO400(B)-16 T558036S=816 R

wn600-600rj0c(B)-RF=SCH80S7F7*/a4ch405.7 H1=12F/FMB=

SO 200-150 FF D=380/¦â°S1

pl100(b)-10rf|0216-8C=70s=6

BL500-6RFmla6/720 bb=824 c=15 n=24 l=30

1 RF 800-1.0 ذ²ز–â�ch8ch16RF0-6-00 KR0-�602R

pl100-