GB/T 12459  异径三通 DN 1100×1100×500-Sch100TR

DN 500×500×1100-Sch100 TR

wn250(a)-150 rf

wn500-150rf hg/for200-0.618 d=

WN80(B)-16 RFϻ=3060B)-6 RF

SO40(a)-10RFF(B)/S=0-т…Ё-26F160RF S=

LWN250-900RJ B==58

PL 50(A)-6 RF f1=3

3 M 700-1.0905FtHG205/5F S

WN150-63 fm RFn8 S==h

LWN15-150 RF B=.