HG/T 20592  法兰盖 BL 32(B)-160 RF40s640brjl

bl32(b)-160rf40s640brjl

pl600(b)-10 RF-1.6MF

WN1400(A)-10 RF

Pl300-10RFJ Sch-2.0 R1=1

wn15-10fmп╟п÷п╒п┴п╟п▒я┌б∙б≤п╟п÷я┌б

SO150-16 g/50R150 R

LWN 100-150 RF��FF=3J0-150RFch

PL 80(B)-10 RF160H

1 RF 700-1.6=2m1.880