HG/T 20592  法兰 WN 800(B)-25 RF

WN800(B)-25 RF

NB/T47023 FM450-1.6

WN80-300 RF

PL 40(B)-16 RF b=3

PL 100(B)-16 RF b=3

pl80(b)-40rf b=4.

B WN 800-150 RF S=24

WN 4"-150 RF SCH120

A WN 26"-150 RF B=Sch40

TPB-3 δ=8 S1=8150 RF B=Sch4016B=488 Sch40SH160@RJ��SFC=8��ฎ�