HG/T 20592  法兰 WN 40-63 M AAh160-2Fh40 R6FM B=60RJ28 NB=

WN40A-63M AAh160-2Fh40 R6FM B=60RJ28 NB=

SO 65-150 RF

BI 700

PL350(B)-16 RF D=515 C=25 b=4

WN350-150 RF Sch40

WN 500(B)-25 RF Sch40

so 50b-10 rfFHG/6

WN25A)-16RFc

WN100-150 RF Sch40

WN50(B)-16 RF SCH40S0R-6-1a/20Rhtml001-150 RF@PLB)-=3.5.50-15000c3