HG/T 20592  法兰 SO 600-16 FF1.6/9

SO 600(A)-16 FF1.6/9

WN 4"-300 RF Sch40S

SO 100-300 RF

bL 500-6 RF0 R=4F

PL 400(B)-16 FM

DN40/PN16/11B Sch160S

WN 4"-600 RF Sch40S

2 CFM 1400-0.6

WN 65(B)-16 RF S=3

wn50b-63m RFFFt06data50RF00-100�½Mfs2@RF@-400 LMt1S RFS5000H S6RJ´sRiih