HG/T 20592  法兰 PL 25(B)-16 FF-1.0-B.

pl25(B)-16ff-1.0-B.

BI 27348pampampamp1 Sch40Rls)-16 R/6h60.

EHA2600*3g25R=4m s=90-16 TJ000-1

WN 500-600 RF S=B=47RJ Sch40S(B)-150R

WN80(A)-63RJ0(B)-.

wn 600-300 g b=S/5 &=10

wn600-150rf

WN 25-150 RF Sch80S Sch40RF D=158 BB=80-300RF s=8E0r066 rf

(B)