JIS B2220  法兰 BL FF 10K 15A R7 k=79.4 l=1

BL FF 10K 15AR7 k=79.4 l=1

wn25(b)-16fm undefined=bl500-25rf S

so300(a)-16rfŠæ

wn 150-300rf S=12 R

wn50(b)-16rf b=2

WN25b-25RFRF700-mpampampa

BL 500-40FM M40 B1=RF0-

WN 16"-300 RF Sch40S 0S RF S

hg-t 20592 pl25-16rf4.�-2 RFh1bbS1fHKF0S=10

pl