1. The properties of the gasket taken in the calculations is not for non-asbestos gasket. Vendor to correct the gasket properties.
2. The design pressure on Shell Side taken as 10.6 kg/cm2 g instead of 10.0 kg /cm2 g and on tube side 6.5 kg/cm2 g against 6.0 
kg/cm2 g. Vendor to confirm if he has corrected the pressures for static head.
3. As per TEMA recommendations for all flanges:
 "The circumferential spacing between bolts shall be between the max and min limit given in the table ( Flange calculation  
output) but the actual velue is exceeding the max. value.
THIS IS NOT ACCPETABLE AND VENDOR TO CORRECT THE FLANGE CALCULATIONS.
4. The Shell membrane stresses are not in safe limit. Please check UHX13.5.10 step 10.
5. The given thickness for shell and channel is insufficient as per Tema recommended min. thickness. which is 4.8 mm for alloy steels. Vendor to check.
6. Pls. send us your PVElite input data file also.
7. Pls.consider Earthing boss 2nos. in SS304 instead of earthing cleats.
8. Name plate details to be provided.
