GB/T 12459  异径三通 DN 700×700×450-Sch160TR

DN 700×700×450-Sch160 TR

PL250(B)-10RFδ=rf s=1

wn40(b)-160 ms=5.6RF4/ru

DN1000-PN16 WN RF Ⅱ S=2´1=8 Rmpam

wn50-150rf s=6.1 h1=12

SO100(B)-40M п©Б�

PL 250(B)-6 FF00-0.25rj0-600rj-18

PL80(B)-16 RF b=4

WN15A-160MF=8l106么意900ch

lWN 80-