JIS B2220  法兰 SOH RF 10K 25A FMRF R-2500 LT6 R

SOH RF 10K 25AFMRF R-2500 LT6 R

WN 1/2"-150 RF Sch40S�¬В �PL

BL20-10GS030-4.06 RF=592

WN 500-300 RF sch40s

WN 15-150 RF Sch40S0 LM500 /6 RF��

pl32b-16rf b=2.5�пҝҪ RF

47021 c-m700-0.6/524.2

BI 273 H1.6 370Sc

WN 80-25 RF S=11

PL65-