HG/T 20592  法兰 PJ/SE 0(B)-6 RF400-150RF B=7235 n=4 L=146RF=1c.3

PJ/SE0(B)-6 RF400-150RF B=7235 n=4 L=146RF=1c.3

PL300-10FF0um.htmS=6 T14RF

WN10(B)-10 fm6.1F1200-cS=5

PL32-10FF B=43.

WN100(B)-100 RF6

WN100(B)-16rjn5‡å@4F

PL40(B)-10 RFD=1mFpam615 wn350-600rj&a

SO 2"-150 RFF71=2.5 d=h12m

WN1000-150 RF S=1