弯头 DN 1200-1045E3D6

DN 1200-10 45E3D6

WN600-300 rf sch160-1s==RF C=32100(B)-16 RFmpa1659/ b=24

47023 FM1200-4.0/120-205F

wn125-16RF/

PL20(A)-10 FF=101

47023FM400-4.070-F=15g20615 RJ

NB/T47023 FM800-2.5f10 N=/l100-40rf4 L=16000.5

wn250-300rfhg/=20

2A3-8002010BL200-4.6 /