HG/T 20592  法兰 PL 50-2.5 RF100؟½ïS)-rf t-1.0F3F25250RFRF Sff2450-1-0.6-u

PL50-2.5RF100؟½ïS)-rf t-1.0F3F25250RFRF Sff2450-1-0.6-u

so20-600ffr16055 FF1000/F SCH S=3盖9

47021 C-FM500-1.6 δ=

pl1200(b)-2.5rf/

WN 40-150 RF sch160�0=246RF-150 RFSch4EQ Nh8h4RcL25

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