HG/T 20592  法兰盖 BL 400(B)-16 G RJ S0

bl400(b)-16g RJ S0

WN 4"-150 RF Sch4111

BI 2600h)5 RF6-22d=5=36 s=5 RF S=3RF�

WN 45(B)-16 T0RFch800 R0pam0@RF0@RF RF-

LWN50-150 RF B=52 H=200

lwn15-900 g h=2√�087

PL 600-2.5FF-150 RF

BL65(B)-10RF Sch40�-150rfF

pl100-25rf1Ftam.g2

PL100(B)