Heat exchanger Model SZL is widely used in the industries of chemical, textile dyeing, chemical fiber, latex, leather, timber, paint coating, foodstuff, PVC, calico printing & pharmacy etc... 
1. This steam heat exchanger is made of diameter25X2.0-45mmGB3087 seamless carbon steel tube with aluminium rolled fins; 
2. Design pressure: 1.5MPa; Design temperature: 300degrees; 
3. Connection flange: DN50; 
4. Surface treatment: High temperature resistance black paint sprayed; 
5. Outer frame material: Carbon steel; 
6.2 rows; 
7. Fin height: 9.5mm; Distance between fins: 3mm; Fin thickness: 0.35mm. 

It can be made according to your special need/specification. Drawings are more perfect. OEM is available.