GB/T 12459  管帽 DN 580-Sch10SC21601-u00

DN 580-Sch10S C21601-u00

SO 100(B)-25 FMO=345=14S

SO 32(B)-16 TS3 d=22tRF6 b=0-=Sch40 RF24 f1=RFne059Fs408I

B WN 900-150 RF S=11.95

WN100-25RFmeb=1 c

SO 32(B)-40 FMD=135 B=25 K=10

NB/T47023 FM2000-2.5

3 fM 900-1.0 δ0=13

WN 10"-300 RF Sch808125M