HG/T 20592  法兰 SO 600-40 M/mpampampamL

SO600-40M/mpampampamL

WN 600-900 RJ B=550

PL 65(B)-6 RF D=155

WN65A-40M

wn 65-100 rj/

DN65-PN6 PL RF I

WN 150-300 RF FMrf0RFSch10S.-

SO 1 1/2"-150 RF

SO450(B)-6RF

wn250-25rfsch8mpampamp384107JF RRF@F774 RJj@5-R.653K909..2B)-10 RFRF.6 RFc2@RF@44)