法兰 PL 300-16 FF D=450 K=4

PL300-16FF D=450 K=4

so80(B)-40rfp

SO20-150 g/

WN125-16Gh40 HG/T20615-20/0r

WN80-150RFb)- RF-115F RF RF S

PL15-10 FMm25R-16 RF/

WN200-100 M

47023 FM900-1.6标/52 fm sch602RF544040RF RF B=425-16fm6-19

bl50(b)-10rf02

47021 M600-0.6

WN80(B)-160 M

wn300-