ASME B16.47  法兰 WN 28"-150 FF Sch40

WN 28"-150 FF Sch40

WN 300-600 RF S=14�pl50(b)-25rf60300 rf s/

wn200-25rf s=12.5 &ampamp;ampampampampampampampampampa

BL 40-40 M

BL 600-10RF Sc

WN 10-900 RF�F�5RFS"-900 RF Sch80php5tc

wn25-150fm@°F5@F�-150F D=100 d=58 f

3 fm80