HG/T 20592  法兰盖 BL 80-16 RFFFSch40 S=806 RF S RF SCH40ch10S RF s=10FFÃpa

bl80-16RFFFSch40 S=806 RF S RF SCH40ch10S RF s=10FFÃpa

wn150(a)-40 rf s=11

Pl25B-10rf150RF.0 Sch43K=90 L=19/Fch406=80t.6

SO 3/4"-150 RF3K=90 L=19/Fch406=80t.6

PL100-16RF b=3450 δ=42 H=

PL40-16FF AA=65 b=3 C=20fm700-

WN32B-16 RF S=30L202.06RF92