GB/T 12459  弯头 DN 32-Ⅱ-345E3D)-63��F660.2�

DN 32-Ⅱ-3 45E3D)-63��F660.2�

PL200(A)-16 RF d=203

3 fm 2000-1.68.5=8-10.716M2.FCr6rfAââf0=8.0fS16-4S

47021 cfm900-1.01

Wn40(a)-16RF=8 FM600-416 RF BB=257R156RJ Sch1/

WN 250-25FM/

WN 100-1500 RF Sch40/@-16rfRF/

SO500(A)-25RF000515 AA=/

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