HG/T 20592  法兰 PJ/RJ 300(B)-16 M

PJ/RJ 300(B)-16 M

wn200-25rf s=12.5 &ampamp;ampampamp;nbsp;

WN 25-63 RF B=2522RF

DN200-PN40 PL RF Ⅱ0 R

wn150-150 t600s D=2

PL50(B)-16 RF b=3.5

Sw50-150 RFFS0�77.00 ST0 1JsRF@F SRF0�c@S/2ch4F RF Sch4-150

a 5400S06 RFrffSh4 H=

PL 65(B)-16 RF

D