NB/T 47065.1  支座 A 10000.6/F58F,S=h30

a10000.6/F58F,S=h30

PL 125(A)-16 RF

DN800-PN10 BL RF ذ

B WN700-900 RF S=9.53

GB/T9124.1-2019 WN50-100 RF φ

5LWN22-300RF0 s=ch4FRF425

WN20-25 rf-100(4(RRF Sch40RJ5-R RRF0-F

BL250-25RF

LWN 100-900 MF60orum.htmlr150rf

wn80-25rf+s=10.5+&ampampampamp