弯头 DN 20-Ⅱ-3.5180EL B=45

DN 20-Ⅱ-3.5 180EL B=45

pj/se250-16RF/ S=2

WN150(B)-40RFS=8-16 R

bl50-150rfsch400r

PL 25(B)- 10RF(B)-16 RF

WN 250-600 RFF=600285�´1=12F=34.0F4F脦麓=60-1.

WN100-150 RF sch=80

PL 25-40 RF6C=90

bl50-16mFp

SO250-16 RFrfH40 r ãžFFSF1.6/500S=G/T20B