HG/T 20623  法兰 WN 750(B)-300 RF=0RFFS

WN750B-300 RF=0RFFS

WN 150(B)-63 RF S=8h25nS11=-22522m=101.6F-0 WN

WN 8"-300 RF S=12.55

SO 150(B)-16 RF

WN50(B)-16RFco5/ch25nS11=-22522m=101.6F-0 WN

BII 200CH120a)-

WN300(B)-16RF S=7

WN 40(B)-63 RF S=4

PL50(B)-16 RF

WN80-300RFmpmpampamp d=2 S=4.