法兰 M 700-4.0/1.6/8250-1.0M S=80

GB/T29465 M700-4.01.6/8250-1.0M S=80

bl100-16 rf s=3F S=5rf d=180 b=

BL 150-10rf/

WN 2"-300 RF Sch40SSRF5RF SF0s.-

WN 150-150 RF S

WN 80-300 FM SCH80schG/

WN20-16RF S4400 1.0-10

PL300(b)-10rf f1=1.6

SO25-300 G-2

IF 25-150 RF H=150h400-h40f/

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