HG/T 20592  法兰 PL 600-25 RF D=1075 B=924 b=5

PL 600-25 RF D=1075 B=924 b=5

5 M 700-2.5ⅡmR13/rF0F S©ذ

BL50-16 RFRF HG/S=30�

SO 65-150 RFF Scb0 h=120-6005M

BWN 700-300 RF S=10F0-2.0H=170fR9 K=241 C=2/64

4 A3

SO 150-150 RF

WN 300(a)-150 RF

WN 1"-150 RF Sch40S

SO 150-150 FM80/u009a/u00c3