HG/T 20592  法兰 BLS 700-40 M

BL(S) 700-40 M

B BL 40-16 RF

47023FM650-4.000FMF0@�m�c@RF�-

WN120B-63M00pamp

BL150(B)-900RJF5SDL0wn25-150rf s=40080mpampamB=74A=160mpam

WN350-300 RF B=333ёҲаёўаёҗаё°В’�500 rf

WN25B-25RF

PL40(B)-16 RF D=145 C=15 b=3-6.4/82-1

PL40