NB/T 47065.1  支座 A 2642

47065.2 A2642

DN 50-Ⅱ-3 TS

HG/T20592-2009 WN250(B)-40FM=

WN 65(B)-16 FF S=1

SO 250(B)-10 RF

47065.3 A4mpa

PL100(A)-25 rF

SO32B-10T5-300▓�RF@A

pl800b-2.5rf8

PL 125(B)-10 RF02 S=16f s=51.6/mpF RF S00-4..u22 RF200-1.6paS1@0�-R��ass3�F0