Power: 85 kW 85 kw, pressure tube side -1/4.5 bar @ 200 degrees C (110 liter), shell -1/6 bar @ -20/50 degrees C (90 liter) 316Ti (1.4571) stainless steel shell with expansion joint (1) 316L (1.4435) stainless steel bonnet head, (1) 316L (1.4435) stainless steel dished head, TUV certified.