ASME B16.47  法兰 WN 38"-150 RF S=200/G/0-409

WN38"-150RF S=200/G/0-409

so 150-150 RF

1 RF 450-1.6 δs=5�c

WN40(b)-16 Mï؟½80/FMFMFRFRF Sch10S

so 100-150 RF

a wn750-900 rj300 RFS=7h40��1@1S5RFSf sc1.0(a)-10r R�c@S10@44000H

BL 250-16 RF��@so-rf(B)-RCSm 15h400-RF��O RFS150 R