GB/T 12459  异径三通 DN 1000×1000×750-Sch80TR

DN 1000×1000×750-Sch80 TR

法兰wn100(b)-16 rf

wn25a-100rjFn2g

pl300B-16rjrmpamF

DN350-PN16 WN RF Ⅰ S=4

wn150(a)-150 RF sch10s

wn40(b)-100 mfm/80

WN40(b)-40M S=3

WN 10(B)-40 T S=3.5

WN 15(B)-40 RF S=6p2.6 RFf sch105h40S009a/u/009c0Ã f1RFefined=S