ASME B16.5  法兰 SO 22"-2500 SG0C A

SO 22"-2500 SG0C A

pl300(b)-6RF b=3¦

PL100-40 M RFF Sch120ch100RF@4 RchFrf.016p@°F5@P Rh40sRF@F000RF@F Spamfmndef6E

WN 25-150 RF Sch40

SP-2

pl50-6rf法�RF

BL 4"-150 RF

hg/t20592-2009 bl100-25 rf

SO 2"-150 RF

SO 15(B)-16 RF4005 RJ