NB/T 47065.1  支座 A 140T2a9blampampampampamp

4 A140T2a9blampampampampamp

wn80a-16rfs=4FFS00-0.6RF SvF0rf0-ch4

47065.2 A4 HGFb=7F-=10

WN150(B)-150 RF SCH40S

WN80A-10RF C=16.52ch2/

WN 25(A)-25 RF SCH40S

PL 20(a)-10 RF0F-150 rf sc00 Sch80t.6°PL/Rsch401/1616RFFmpampW

DN 32-5 90E3Drf15รa

LWN 25-