JIS B2220  法兰 SOP FF 5K 25A S6@F.5s=3. sch400 BB=20

SOP FF 5K 25AS6@F.5s=3. sch400 BB=20

WN 150(B)-100 RF

bl25(B)-600 RF4Р5

SO300-150 RF Sch40mh=1

SW20B-63 RF18.5 K S=6S

WN100(B)-160T15Ah40-150RFR8

WN1/2"-150 RF Sch60h4050 RF Sch80S50

WN15-900 rf

BL 100-100 RF"-1500 RJ Sc100-150 rf3F

WN200-