弯头 DN 50-Sch10S45ELF4

DN 50-Sch10S 45ELF4

bl600-150 RF S/F B=

pl600(b)-6rjF4.S70RF(B)/RF(B)-2.5R0(

pl200-10ff d=3306-1/

BL100-150RF0(A)-40 RF6 RF/72-170 Sch/

PL400(B)-25M/4/B)S=10m/RF(B)-2.5

wn125(b)-16rfs=7 AND (SELECT I/

B WN900-300 RF150 rf-10RF/

bl50b-25fm/

wn15-16gsT