HG/T 20592  法兰 PL 100(B)-16 RF00 RF Sch40S6 K=150

PL100(B)-16 RF00 RF Sch40S6 K=150

WN 50(B)-25 RF S=4.5

SOP FF 10K 1000A

DN 50×25-6 RC�u0083/u0

PL 300(B)-40 RF

1 FM 700-0.25 δs=10 S=2 c=42 h=1180S TR0b0 RJ0-3rfS.6/70F/0-

SO 65(B)-40 RF

PL 100(A)-16 RF b=2

bl100(b)-25RF-1.0h4RF70r451500f21fF R2h