HG/T 20592  法兰 SO 80(B)-16 FM b=2 A

SO80(B)-16 FM b=2 A

PL 80(B)-10 RFj-s80M S=22

PL25-6RF25B-25rf0 B=hSchƒ=64760-150

WN 350(B)-16 RF S25f09F Sc00)-63RF S=10J

WN 500-25 RF S=15

WN 3"-150 RF00592

WN200(B)-16 RF S=6Æ

WN25-300RF A=34 S=3.5RF SCH80S=5Bampampampam5csFh40FFF

LWN50-150