HG/T 20592  法兰盖 BL 20-16 RF5 RFa0030 ذ¨آ®ذ�ฟฝ00-1.0F S=RF2-8

BL20-16rf5 RFa0030 ذ¨آ®ذ�ฟฝ00-1.0F S=RF2-8

wn15-40 RF/Rj4=/0-1

PL 200(B)-10 FF�2=32 H=15010SfB)53.5000T2sch80s0(B)-16

wn600(b)-25t h=100-16rf0(B)-10bl28S

HG/T20592 WN25-25RF

PL80(b)-16RFжі•е…°зӣ–

BI 9000-40ScBLSc/45F)Rb-Fر