UNE-EN ISO 13709:2009 Centrifugal pumps for petroleum, petrochemical and natural gas industries (ISO 13709:2009) (Endorsed by AENOR in February of 2010.)
2010UNE-EN ISO 13709:2009 Centrifugal pumps for petroleum, petrochemical and natural gas industries (ISO 13709:2009) (Endorsed by AENOR in February of 2010.)