GB/T 12459  等径三通 DN 350-Ⅱ-3TS216

DN 350-Ⅱ-3 TS216

PL25(B)-6 FM91SM11000rf

WN 200(A)-63 M S=8

WN 24"-600 LM S=20

WN 200(B)-63 M S=8

SO80-300FM

BI 400

LWN 1"-150 RF

WN450-25FMB

WN 24"-600 LFM S=20 sch80=3.0 δs=8 I S=31ch40,AM-1.00S50rff(bRFRvle8 S= H=4b1=2704116 SCH4