ASME B16.47  法兰 WN 25"-150 RF Sch25

WN25"-150 RF Sch25

LWN 20-300 RF52

WN 40-150 RF Sch40S

WN100-63FM S

WN 100(B)-40 RF

PL 80(B)-16 RF

WN 50(B)-16 RF S=5

WN 32(B)-16 RF S=16

DN900-PN6 PL RF Ⅱ

WN15(B)-63 FM S=4F0ms=5.5��g60RF Sch40 ScCH40fhgmpamF S0 b1=94RFF 52Sc540-1.6RS1