弯头 DN 40-Sch4090ELMH

DN40-Sch40 90ELMH

so20(B)-6RF

pl100(a)-16rf hg/t2

BWN 800-300 RF S=9.53

wn15b)-150 rfS=9.273200-f-16 RFsFJd=&;amp;

SO65-6RF65mpampampampam5f.6 RF=14rum

wn600-300 M.

wn80(b)-10fm0 δs=5FMRJ40-h80S-4.55 δ0=12r

wn50-150rf Φ60.5*5.6

47023 m 100