HG/T 20592  法兰 PL 300(B)-16 RF3380-F�data5 RJ0S73 RF 350-1.0mpampnbsp1�@RF@4

PL 300(B)-16 RF3380-F�data5 RJ0S73 RF 350-1.0mpampnbsp1�@RF@4

PL100(B)-16 RF RF5-1.6/946 B=5800/120-21B)-

PL125B-16RFRSCH4 sch40��

PL100-10RF(b)D= b= d=120400

SO 3"-150 RFdaF Sc

WN150-16RF S=4.5HG/g(rf.51.0

SO 32-150 RF

47065.3 B4369

WN1