NB/T 47065.1  支座 BⅡ 21002.5/@F@5@1500h160 SRF50 RF Sch4S=3S=10=12- RF S

BIi21002.5/@F@5@1500h160 SRF50 RF Sch4S=3S=10=12- RF S

1 RF 600-1.0 δs=10Rs

WN150-10 RF sch40s/.25/.6s/h160M ANSI B1

BI 2400

47022rf700-1.6

WN 80-300G Sch40S-F-0.25RFrj6rfaRF

wn300-63 rf sch4

WN450-300RF160c.5f7uS)-RFf4702

BL 25-16 TF S=30RF8/u0

耳