2016 Tube Sheet replacement and re-tube on 1993 Cleaver Brooks 600 HP Boiler. Watch as the team at Power Mechanical performs ASME (American Society of Mechanical Engineers) Code repairs to a High Pressure Steam Boiler. Contact Power Mechanical For all of your Facilities Equipment needs. From Boilers, Chillers, Cooling Towers, Generators. Let our team keep your plants operations running smooth.