AP Engineering Services provide Detail Thermal and Mechanical calculation and Engineering drawings of Turbine to the Steam Turbine manufacturer, who want manufacture steam Turbine, from 5 KW to 15 MW. (Back Pressure or Condensing, Single stage or Multi stage, Drive or power, Horizontal or vertical, Top exhaust or bottom exhaust). We provide detail engineering drawings for various range of steam driven oil pump for turbine as per requirement and manufactured steam drive pump also. We provide engineering support to other turbo machinery companies or to customer for up gradation, and retrofitting. We provide detail manufacturing drawings of spare components of steam turbines of Indians as well as overseas manufacturer, to other turbo machinery companies or customer, so that turbine user can get cost effective and OEM quality spares or customer can manufacture himself. We provide specification for the brought out items used in steam turbine, and provide support to switch to similar other makes, so that customer can be saved from extra ordinary cost of proprietary items, used by turbine manufacturer by hiding the name plate and specification. Design, Engineering, Manufacturing, of oil cooler, filters, change over valve, gear pumps, lubricating oil system etc. Re-powering of turbines, that is increasing the power output / efficiency,