GB/T 12459  弯头 DN 800-Sch6045E3Dg20

DN 800-Sch60 45E3Dg20

SO 65-16 RF

1 RF 1000-0.6

WN400-16RFF Sch40S/86f1

WN 450-150 RF

WN 100(B)-25 FM S=4

SO 65-150 RF

WN 150(A)-63 RF

BL8-16RF

3 FM 500-1.05=f0 RJ SCH80F/u00e8/u0RF Ⅱ RF1.6/142-6 RF6..7RCFN55RFaF5 RJB5hFFFsRF@FRF7RFch0RF00.5 RJFFRF