GB/T 12459  偏心异径管 DN 450×10-Sch40SRE

DN 450×10-Sch40S RE

IF 10-300 RF6RF7 FM/@0@407.5022cRFJ FM�

AWN 1400-150 RF S=1480=6@a@RF1

PL 300(B)-16 RF2693

WN8-150RF0400RFam@F.J�F

WN20-16RF S/-

wn65b-40rf 5r

PL80-10 RJ A=1102-RFF� b=316RB1RF S=

47022 FM2400-0.6 RF.2500-0-6fM16=5)

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