GB/T 12459  弯头 DN 300-390ELMp0

DN 300-3 90ELMp0

PL300-6RF

3 FM 700-2.5

BL25-300RFRF6/=83f sch102.760-120n=4000.25110-16 r

2 C1

SO 500(B)-16 RF

WN 50-150 RF Sch80

WN 15(B)-63 RF

wn400b-16rf

SO 12"-150 RFF RF25 RFquot;-150 RF=3.680SchFat0-1.6´s=14J Sch@Ff0 f1=2�Â00mpampampa