同心异径管 DN 50×20-4RC0rf-10-1fFhp-

CF415K-DN50×20-I-4 RC0rf-10-1fFhp-

SO 500-150 RF50 RFRFF S=6 H1=12c6/

so 15(B)-16 M/

WN50a-10 RF40 20/u00e2/u0085/u00

PL40-6RF00 RFS3040M-20s3 RF-1./´h160F HG/d=6F

WN50-150 T82

WN65(B)-63 T S=6/

SO150-150 RFF0 RFm S=8068 h=151F´Sch

WN25-150RF B)-