GB/T 12459  同心异径管 DN 350×125-Ⅱ-8RC

DN 350×125-Ⅱ-8 RC

PL600-25RJh480s16

PL 600(B)-6RF D=1405 K=1340 L=33 n=32

WN100-150 RF Sch40

3 FM 1800-2.5 δ0=18f-365/Sch40S)f5 RJ ScD=9mRF4data5 RJ0S

PL 125(B)-16 RF

PL 50(B)-16 RF

WN 700(B)-16 RF S=8

WN 8"-300 LG S=6.35

SO500(B)-16RFR1iste