NB/T 47022  法兰 M 1300-1.6/20δ10F16 RFⅡ0-1.0/-1hh4-10

2 M 1300-1.620δ10F16 RFⅡ0-1.0/-1hh4-10

hg/t20592 so200(b)-16 rf

47023 g 900-2.5

WN 50(B)-63 RF S=10 S=8FM40

BL400(B)-10 RF D=56

IF 1000-10 RF0040-C=C-h840 r B=F�©�

LWN 50-150 RFFH40S/h0.6

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