HG/T 20592  法兰 PL 750-2.5 FFs=3.5,

PL750-2.5 FFs=3.5,

PL25B)-40 RFNB=1F

so150(b)-150rforu8RF D00-1

So300(B)-10 RF/RF

SW80-150RF SCH8

20592 SO 600-16 RF/ламЮл▓

WN200B-16 RF S=8186M)B=/s

LWN 150-900 RFS=120 pl12SMFRF Sch416 R

DN100-PN10 BL RF Ⅱ=1FRF B=582R

TPB-26/-/0H=70080spa0