HG/T 20592  法兰 PL 40(B)-16 RFpampampwd=&a

pl40(B)-16 rFpampampwd=&a

1 M 900-0.25 δs=10

47021 FM700-1.6 TRп═5C=200FB)-1-4./uRF@A 10-4.@Rh-0F0@b40�mp

WN100-600 TFM1005 S=6.

PL100(B)-16 RF0bm0119-2010840 d3.1

wn100(B)-300 mrf/1 RFR1

wN80-25rfRJ&/(B)-6FFFn 50-uot

PL32(A)-16 RF b=3

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