HG/T 20592  法兰 WN 900-10 FM3 RF0RF00 RF Sc��6

wn900-10 fm3 RF0RF00 RF Sc��6

WN 50-2500 RJmpqam

wn 150-600 rf s/160R10rf R

1 RF 450-1.6 δs=8

47023fm600-2.5/45-118

47023 C-RF 1300-1.l/

WN 25(B)-16 RF

1 C -RF450-1.6

wn65-63rf

WN 80(B)-16 RF S=RcF0�Т“Р–вҖҷР“Т¶РІТ–Т·Р“Т�