... Plate Heat Exchanger, Double Wall Plate Heat Exchanger, Dual Wall Heat Exchanger, CE, UL, TUV,ISO9001:2000 Technical parameterProduct nameDouble Wall Brazed Plate Heat Exchanger, Double Wall Plate Heat Exchanger, Dual Wall Heat Exchanger ... Quantity Number of Year(s) Used Condition Punching Machine HL01/0016 40 ... ) Used Condition Salt Spray Tester Benyangdacheng 1 1.0 Acceptable Heat Exchanger Bursting ...