GB/T 29465  法兰 RF 3000-4.0/20δ0=180

5 RF 3000-4.020δ0=180

BL 500-40 M6.5�&0@407.55r��5nbspl123500 RJ Sch80S.5 R

1 RF 1600-0.25 δs=10�

47023 FM700-1.6 /u00ce

WN 150(A)-16 M S=4FnvSch8

BL500-25RF�=88-b1000mFch00

47023 FM700-1.6 /u00ce/u00b41=10

BL20-300M)-1M)-1100-1.5rf

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