GB/T 12459  等径三通 DN 20-Sch80STS

DN 20-Sch80S TS

47021 rf1000-0.6 δ=35

47021 fm550-1.6/570-

PL150(B)-16 RFh/F S0RF RFR0CT CONCAT(CON

lwn40-150 rf b=4053/n=h=100

pl350a)-10rf0f1rf hg/t205f SO50K=1

BL150-16RF.5/63-Sch4

47022RF2600-0.25125 Sch40S6 SCH403 NB=Fmp4FMrf2=900H40

47023 M1