HG/T 20592  法兰 WN 65-10 RFS=60592B)-16RFm)=26

WN65(A)-10RFS=60592B)-16RFm)=26

DN 550×32-Sch40S 90ELR

WN80-300RFG1.25 RFA=48.3 S=

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

HP-1

SO 1/2"-300 RF Sch40Swn35ch80065A00-300

2 CG 550-1.620δ1=10=88100 f1F3150u00gin.ht-1.0SFF

WN250-300RF B=

PL40-6RF