HG/T 20592  法兰 PJ/SE 25(B)-16 RF

PJ/SE 25(B)-16 RF

WN65(B)-16 RF s=5

SO 3"-150 RF

WN 50-150 RF

WN 50-900 RJ

WN 200-150 RF

WN15-150RF

SO 2 1/2"-150 RF

WN 450-10 RF

wn25(b)-150 rf h1=7 a=33.4 s=3.4 FM S=106=3.01-16 RRF S=180380G/0rfM-h8)/a62Cr17Ni12Mo43JRF216rf10 RF/ p5.5 A=