弯头 DN 40-Sch4090ELMH-1.-

DN40-Sch40 90ELMH-1.-

WN250-150RJ SCH4 t=52h=114s=1264

wn350(b)-40fmsf0=6600CH80SF S=4.5F.-135-25012210 c=10

BWN 840-150 RF6s=/-130-600rj= S=4F

WN200-100RF S54-11 f1=L32(

so80-300rfch400HGafch40=8ch40155F

WN150-300RF Sch1602009F0.6

WN32(B)-63M/

wn300