GB/T 12459  等径三通 DN 350-Sch40STS

DN 350-Sch40S TS

BL25-300 RF)0f F-1/FFm

TPB-3

WN40(B)-100M S=5

DN1200-PN16 PL RF B=1

PL32-40RF

WN 10-16 RF s fm1

DN25-PN25 WN RF Ⅱ S=2.6

PL350-16RF(A)

PL 250(B)-16 RFSch40S S=3.9615 S=8F5300 RJmpampampf1=2.3 b=3-16 RFF6m386@SC0 LMpa2014PL 500-6 RFR