GB/T 29465  法兰 RF 40-1/5mp0

DN600/PN16/01Bp ScF@443RFf0/70-165rf40-15mp0

WN 700(B)-10 RF

WN 250-150 RF Sch40S

so150-150 rf s=16.5f2.5F10RFpl30H88B/2=F=b2=0u00A5 RJ�6data@f25J-1a0860�40@S5 RJr

BI 700

5LWN22-300RF00-8FRFSCH80

WN 200-150 RF SCH20

3 RF 1600-1.6 δ0=16

47021 c-f