法兰 PL 150(B)-10 RFF.=10

HG/T20592-2009PL150(B)-10RFF.=10

47021 c-m/@WN100(B)-16 RF

20592 SO250-16RF

HG/T20592-2009BL300-16RF/

PL32-10RF(B)rf c=35 h=

47021 c-m 1000-0.253 rf1000-1.0 î´=60 h=120

B WN1200-150 RF S=16/

20615 WN150-150RF8=510pRF H=

PL600B-6Rfn25F/s=8=1

SO 350-