HG/T 20592  法兰 PL 32(B)-25 RF S180/F90ELrfu00a3/public/blue/watermark.png

PL50B-10RFDf S=6

SO 40(B)-16 RF

so50(b)-300 rf6B)-16F.

BII 2700

PL250(B)-16 RF c=3

SP-3-81RF9f85F B=230Fp0f10000c3/

so500a-16rf b=5=740 c=82 h=190h1=12B S/

bi1500 bS6RFO8 bl50-10rff b=468020-4srf1005 RF C=25 b=0S51B)-

& WN400-600RJ&ampampampamp10C