弯头 DN 40-Ⅱ-390EL D=42 A=85 RF-300

DN 40-Ⅱ-3 90EL D=42 A=85 RF-300

WN40-2500 RJ B=28b=4â0mS/RFF

WN25(B)-16 FF S=3

WN80-150 RF h20s/fo

WN250B-25Rf SF-1100rRF.97FRF22.4rf6 RF-

WN450(B)-25FmF D=1675 K=15ch0-1.)-2d=rf=

PL25(B)-16 T00 fFF245

WN25(B)-10T S=2.5

法兰盖 BL 500(B)-6RF=0-/