法兰 RF 70-1/000.4/ƒ

so100/@bi1000.0/1h 4 RF7h405rf70-1000.4/ƒ

BL450(a)-6 RFf0.6pRF S3wn

nb/t47021-2012 rf800-1. SCH40S12.5 s450(

b wn900-150 rfM B=52 H=1119

PL15(B)-16 RF150RFRF@so100F S

BI 273 H=192s RF SCF

wn 100b-40 rf s=1

b wn900-150rf s=8/

wn15-40t R00 RF.0-1.