31m² tantalum tube carbon steel shell, horizontal shell and tube heat exchanger, manufactured by Tantec, serial number 4278, tube pressure rated by -1/6bar @-10/200 degrees C (volume 100 liter), shell pressure rated by -1/8bar @ -10/200 degrees C (volume403 liter), carbon steel shell 490mm diameter x 4508mm length, (175) tubes 12.7mm diameter x 0.4mm thickness x 4.500mm length, openings shell side: (1)DN100, (1)DN250; openings tubeside: (2)DN150, mounted on 2 saddles