NB/T 47065.1  支座 BⅠ 13440

BI 13440

wn150-16rf s=140/614/hg/rfL15-63RF50h400c0f1.8-15

DN15-PN63 WN M Ⅱ S=5

wn600-16 m3.5hRFhg/t205nFH10f=5rf sBL45

DN1000/PN16/05A

TPB-1

WN 250-63 RF S=12

PL 250(B)-10 RF

BI 13694

PL600-25RF)-63 RF S=105 RF SRF12313.0 RF0RH=CH4RF(5)-400150 RF