GB/T 12459  异径三通 DN 1050×1050×750-Sch140TR

DN 750×750×1050-Sch140 TR

WN 80(B)-40 RF RFF S=

SO 25-150 RF

BL 50(B)-10 RFگذ�

3 B4

B WN 650-300 RF S=10.31

BL 50-16 RF

WN40-1500 RJSch40 S=

LWN20-300 RF H=157 SCH405RFh80 B=24.3671@°F5@P RFR0

pl100(b)-6 ff b1=1150 RFD=أSch40/1h93F6 S=6/7F-10