GB/T 12459  异径三通 DN 600×600×20-Sch10TR)-16 RF8 D=3/0=1 أƒئ

DN 20×20×600-Sch10 TR)-16 RF8 D=3/0=1 أƒئ

SO 150 -10 RF170=4)F2TF Sch3-)-40

BL40-150RF100)F40S

WN 350-300 M S=12/5 FM

3FM1600-1.05 SOF0 schn=18 RF6C=4/8

SO200-300RF B=210.0/60-11

BL50-300RF Sch40 C=3¤0.=6

WN 500-150 RF SCH40S2.5R

WN150-2500 Rj/