GB/T 12459  异径三通 DN 20×20×20-Sch80TR

DN 20×20×20-Sch80 TR

bl 250-300 rf5RF1.6/500-4.025 RF25 F-1.6/44-2

wn150-300 rf/lb=33RF0fsch160CL60

Wn25-2500rf/0.2=4252050-300=5 K=80 NA=RF

BL150-16 fF.100 RFh40.3F

SP-6-20-126404 D/

BL600B-2.5FF t=et/304070f0RF0 AA=20rfMnt1

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