GB/T 12459  等径四通 DN 90-Ⅱ-3.5CRS0/80 �

DN 90-Ⅱ-3.5 CRS0/80 �

Wn600A-10Rf

1 RF 800-0.6

SO20-300 tFf sch40s/0-16 R

WN 250(B)-25 FM Sch80

3 FM 1400-2.5 Sch10Sn300-S=3 Sch��0fRF0@R1RF Sh ScF@ï؟½Sc��Ã�L RF

3M2200-1.6M(B)-

47023 c-fm 1300-1.0/1F6(4

WN 100(B)-100 FM S=6

TH(NPT)