GB/T 12459  翻边短节 DN 500-Sch20LJSRFshs4J40/0RF@40F@.5 RJ.6FM92-600 RFRF@40F@

DN 500-Sch20 LJSRFshs4J40/0RF@40F@.5 RJ.6FM92-600 RFRF@40F@

WN40(B)-16 RF419

PL100(B)-16 RF535

BL450(B)-150MU

PL 300(B)-16 RF132

WN80(B)-16 RF476

47065.2 A1951

WN100(B)-16 RF37

47065.2 A1051

WN80(B)-16 RF458740 RF Sch/43RF@AFF@PF6pampamp6MFF@P� Sch