HG/T 20592  法兰盖 BL 200-10 FF d=3

bl200-10ff d=3

SP-150 R/scch160=15 RF S=663 FMRF/u0b)-16 m/060=180=1s8 RFb25000rfFpq

WN2 1/2"-300 RF Sch40

BL 150-10 RF

LWN 46-150 RFkerservletM.δ=7ampamp

1 RF 1100-0.25

3 CFM 1500-0.6 δ0=24l006=1 S=35f RF Sch4010

2 C6-200B)-16 RF00(bаАа›�