NB/T 47065.1  支座 A 12150R5h80RF15

TPB-2H5RF10 rf0fF40a12150R5h80RF15

LWN 150-300 RF SCH40S H=160

DN250-Sch40 90EL4066rf00r10 �

pL300(B)-16 RF00)-25.600

WN 500-16 RF S=10

WN150(A)-100M S=7.1

NB/T47022C- RF1200-1.

WN 2"-150 RF Sch1600 RF Sch40S RFR SCH40S50RJ00@c4-0

WN20-1500