弯头 DN 40-Ⅱ-390EL D=42 A=85 R

DN 40-Ⅱ-3 90EL D=42 A=85 R

WN350B-63M=11210RF008e/u0irf-1 RF0sF Sc

WN500-150 RF16 RF0-1.6 H=195

47021 rf 900-1.0/70-7

LWN25-300RFm1

WN 500-150 RF B=476

47023 FM 650-1.0 m50-

WN25-300 RF

hg=t20615-2009bl400(b)-6rfF

1 RF 800-1.06m2 h=1 bFch40RFfF00-1