HG/T 20592  法兰 SO 250-6 RF RF6

SO 250-6 RF RF6

HP-5 ff190009.60150 R63 rf s=4=900=

HP-2 п╟п┘п╒б═п╟п┐п╟б├√░п

BI 1000=4 S1=4gcL-1/RF4-RF1000

PL350B-6FF=1486â€ڑأ‚)-RF50((B)-16 RF

SO 40-16RFСҢв•ҹР

wn80(a)-300rf sch4

47023 m800-1.6 Е �