NB/T 47065.1  支座 A 424=3-6

2 A424=3-6

DN25-PN10 PL RF â…، B=30-ss39005-10 RF Sc

PL 20(B)-16 m00406650F058п╡п

PL 25(B)-25 RF0ch8

pL100(b)-100RFFn00S=106 RFRF1.0-4.0L344Sch80s-1010-5F-00w/6r150RF0-2.5m0.

LJ 1 1/2"-400 RF Sch1602RF

2 CM 2800-0.620δ1=61.0/1rfh/5

eha