法兰 BL 450-16 RFsfm500-2.56 RF HG/TF

BL450(A)-16RFsfm500-2.56 RF HG/TF

PL 80(B)-16 RF D=200-1 C=20-0.5 f1=2.5 b=3

WN 20-300 RF RF S=100h4002 s=2.2 Sch40

WN20(B)-16 RF S=312.5F=3h40SM0

WN 50-150 RF Sch40

WN20(B)-16 RF00-4.05 R 系列2 WN50-100

pl65(a)-25rf/00fm200-10 rf=610

WN25-