HG/T 20592  法兰盖 BL 150(B)-16 FM)RF0S@46.M..5/data/src/a/src-B)-40N8LSFJ540 F

BL150(B)-16FM)RF0S@46.M..5/data/src/a/src-B)-40N8LSFJ540 F

47021RF400-1.0800-░�.3

bl25-25rf16ss300RF/-105

PL20-25rfRFrf s=4/CH�0 20/u0040/@RF0

WN65(B)-16 RF S=3.2

WN150-600 M B=.5B)FS

WN 32(B)-16 FM Sch40S=2.77

SO25(B)-16 RF sch80F-12550ff

WN65