GB/T 12459  等径三通 DN 25-Sch40STSSRFrf-0.6

DN 25-Sch40S TSSRFrf-0.6

BI 273pampampp.51r

3fm650-4.06u00b1/0r

SOP FF 16K 32A120-2305m400f

PL200-10 rfFB)-LW=1250-40

PL350(B)-16 MFï¼/T202/u00a2/G/T2061F10

WN 100-100 RFtmlRM009wn45

SO 80(B)-16 RF0-6 S80S m s=3)10L RF Ⅱ45 f3=

pl40-16 RF0-1.0/0

s