HG/T 20615  法兰盖 BL 15-400 RF

BL 15-400 RF

WN 100-100 RF S=10

LJ 450(B)-160 RF05fRF.@RFSp& 4RF5000F SchFFC00(B)-RJ40RF@.5RSB/@5@SSF0@RFJ@5c2@RF

WN 80-100 RF S=10

SO125-150RFF00-1.0f|022cr80500-0M2crF/

TH 250(B)-10 RF

SO 20-16 RF b=3

SO700-25RF450 RFRFF0 S/5

WN 80(B)-100 RF S=10

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