NB/T 47065.1  支座 BⅠ 4060-1 =44-15000L

BI 4060-1 =44-15000L

47023fm700-1.60Rd=2480s=4=7 nC0

DN 900×900×750-Sch30 TR

wn25(b)-63 rfs=3F-150 RF20595F¯Â

WN150 -900RJ=3 RF1000-1¹éf sta20

WN 25-900 RF S=102.5ï¿80)(B

WN300-900RF S=200

SO 25-150 RF)-16 90EL¼15h80F3 wn400-6

SO150-150RF