Tenders for Supply of Air Compressor For Pre Heating System For Skv Welding. Details Specification: 1 Type Of Pre Heating: Compressed Air Petrol, 2 Pre Heating Pressure: 0.2-0.3 Kg Per Cm Square, 3 Pre Heating Time: 5:00- 5:30 Minute, 4 Engine Type: Gk 200 Honda, 5 Height Of Mainframe From Ground Level: 340Mm Or Above. Make: Noor Or Similar Type.