HG/T 20592  法兰盖 BL 50-6 RF@RF@4Fl.56 RFmpamp@°F5@P4=3 FM1FpaF@5 RJSc0

BL 50(A)-6 RF@RF@4Fl.56 RFmpamp@°F5@P4=3 FM1FpaF@5 RJSc0

PL 350(B)-10 RF

wn 80-25 rf s=3.2

wn 200-300 g sch40s-1/6-1sch4

WN15-40 RJFF'MF-5 RJr

BL 150-10 RF

PL 200(B)-10 RF

SO 10-600 RF500 SFMMfs2@250@40(40RF-R�

WN 200(B)-16 RF S=4.5

PL500-2.5 ff01