HG/T 20592  法兰盖 BL 150-40 RFthg211RF)-10 RF0F/mpamh1

bl150-40RFthg211RF)-10 RF0F/mpamh1

BL100-150FF L= n

2 FF 550-1.020δ1=12

B WN700-150 RF/campf.90-10

WN15(A)-10 RF S50040

WN250-2500 RF Sch20015.SM80s

BI 2000mpampamp625

wn500b)-16rf003

2 FF 1100-1.0 δ1=8thg211RF)-10 RF0F/mpamh1

BL 1"-150 RFamp;