DN 50-Ⅱ-Sch10S 90EL61

SO80(A)-25RFch100S860S=4=4

PL25(B)-16 RF B1=34 b=4¬Â¦

PL200(B)-10FFFF)-16r

bl20-16rf50-2.5=108ch860r40-G1 rf

1 RF 1100-1.0

PL300(B)-10RF HG/T20592

WN15(B)-160RF

PL300B-16RF(A52R

法兰 SO600(B)-10 RF

BL 100-6RFw.hgcad.

PL5