弯头 DN 500-Sch8090EL00/ S=c80s vi=32.525(b)-40r

DN500-Sch80 90EL00/ S=c80s vi=32.525(b)-40r

SO65(B)-40 M D=205 K=1/

pl40(B)-16 rf/

WN 100-2.5 FM

WN65(B)-63RFS=5f/

PL250(B)-10 FF BB=9h40S RFRF-65-15F00 RF S=16Sch40 so9

3 C-FM1100-4.0S0F

NB/T47023 M2200-1

PL50(b)- 16rf/

BL 600-6RFRFr8L.0/65-265C-69