GB/T 12459  弯头 DN 125-Ⅱ-7180ES

DN 125-Ⅱ-7 180ES

AXB-5

WN 50-150 RF S=16

WN 300(B)-16 RF S=6

WN80(B)-16 RF

PJ/SE 250(B)-10 RF C=28

47065.3 B1

Bl40-150 RF6rf sch0

WN 50-300 RF Sch80

WN 200-300 RFM5001ch4009WN4F58SS5i100 fm0H=atF8rf50 RFS5 RJ2A=F6m386@RFRFf sss.5 RJ2h1RF6Sc2@RF@443