Category Archives: ISAN – Projects Executed

Fabricationof Alloy P-91,12,22 piping for Boiler Critical Components for Thermal Power – BHEL Ltd

ALLOY STEEL PIPING FABRIATION -BOILER COMPONENTS – FOR BHEL LTD Extremely stringent process for Thermal Projects. Process takes 48 hrs of continuous operation. The previous firm that qualified this process took over 6 months. ISAN Team qualified in 48 hrs.   Material: Alloy steel P 91,  P12 & P 22  (i)                 P 91 fabrication in progress (ii)               P […]

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Fabrication of Titanium pipes for HP Air System (600 Kgs/cm2) for “Kilo” class Submarines

PIPE BENDING:  Material: Titanium Gr 9, Cu Ni 90/10, CS & SS Bending of Ti Gr 9 pipes – Customer (NDV)QC qualifying the bending DCNS of FRANCE witness and qualifying the bending process for SCORPENE Project.     Ti & ALLOY STEEL PIPING FABRIATION  Material: Ti Gr 9   Ti 1- Ti 6 :Ti Gr 9 pipes […]

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Fabrication of Sea Water Condensor Valves for “Kilo” class Submarines

FABRICATION AND SUPPLY OF AIR CONDITIONING – CHILLED (SEA) WATER SYSTEM CONDENSOR VALVES – 877EKM CLASS ‘SUBMARINES’ Material : Ti 5 Operating Pressure : 38 Kg / cm2 Click to view the FABRICATION OF VALVES

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Onboard Repair of Diesel Exhaust Grouper Drain (Titanium) for “Kilo” class Submarines

The repairs of this Titanium Trunking of the Diesel System had to be carried out on-board. Challenge – Constraint of Space, Maintaining the atmosphere to do Titanium Welding.    SUCESSFULLY EXECUTED ONBOARD FOR THE FIRST TIME Click to view the repairs of the GROUPER DRAIN

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Manufacturing of Weapon System (Torpedoe) Firing Valve for “Kilo” class submarines

FABRICATION AND SUPPLY OF WEAPON SYSTEM – TORPEDOE SYSTEM HP AIR FIRING VALVES – 877EKM CLASS ‘SUBMARINES’  DRAWINGS NOT AVAILABLE                                                                   EXECTED FIRST TIME IN INDIA Material: Body -NIB (CA104) ; Components – SS, Neoprene Operating Pressure : 250 Kg / cm2  (i)                 Old defective Valve. (ii)               Manufactured components of the Valve – Reverse Engineered – […]

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Fabrication of Double Jacket Titanium trunking of the Diesel Exhaust System for “Kilo” class submarines

FABRICATION AND SUPPLY OF DOUBLE JACKET TRUNKING AND TANKS – 877EKM CLASS ‘SUBMARINES’ Material: Ti Gr 9                                  DRAWINGS NOT AVAILABLE                                                               EXECUTED FOR THE FIRST TIME IN INDIA Work involved Removal of existing system, Design,manufacturing, testing, installation, testing & tuning on-board & guarantee. Defects in guarantee period of 01 year – NIL (i)                 Jig of Ti […]

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Fabrication and supply of Heat Exchangers & Ammonia Vapourisers

 Fabrication and supply of heat exchangers and Ammonia Vapouriser for ANDHRA SUGAR & KCIL Material – SA 515Gr 70 & SS 316L  (i)              Fabrication of heat exchangers (ii)             Heat exchangers ready for HPT (iii)            Heat exchangers chemical cleaning  in progress (iv)             Heat exchangers HPT in progress (v)              Marking & ready for dispatch to Andhra Sugars Click […]

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Fabrication of Ammonia Storage Tank for Chemical Industry

 FABRICATION AND SUPPLY OF AMMONIA STORAGE TANKS -KANORIA CHEMICALS LTD  Material – SA 515Gr 70 Plate – 28mm Thickness Inspecting Agency – Llyods  (i)                 Shell fabrication – plate rolled and being welded (ii)               Dished end fabrication – Post welding DP test in progress. (iii)             Storage tank ready for HPT (iv)             Storage tank ready for dispatch […]

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Renewal of Air-conditioning system onboard ‘Kilo Class’ Submarines

Air Conditioning System  Augmentation TITANIUM TURNKEY PROJECT Click to view AIR CONDITIONING SYSTEM Material – Titanium Gr 9 and CA 104 This project involved removal of the existing system, designing, preparing templates, forging, machining and manufacturing of on line fittings, installation on-board, testing & tuning, guarantee. The video displays the following in progress:- (i)                 Forging of Ti […]

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