Fixing of Cooling Jacket Specification

Fixing of cooling jacket throught the furnace in cylinderical shape
Shape of furnace -12 Meter Dis X 7 Meter
Cooling Jacket fabricated by ISMC 100 of 1.5 KM running length
Purpose – This is purpose of circulation of cooling water for cooling the wall of furnace
Vessel bottom level – 2.5 Meter

Erection of Overhead EOT Crane Specification

Weight of Crane – 37 meter
Erection of Height -17.65 meter
Span of crane -18.2 Meter
Overhead volume – 7.6 Meter X 19 meter
Erection through 70 Meter Crawer crane in         Furnace tapping end
Purpose – To handle the laddles for furnace
No. of cranes – Two numbers
Capacity – 32 Meter/10 Meter (Double Hook)

Erection of 18MVA Transformer in Furnace Building Specification

Weight of Transformer – 50 MT
Erection in height at 11 Meter through 250 MT telescopic crane
Oil type transformerbasically used for Arc Furnace

 Chimney Erection Specification

Weight of Chinmey in 3 part -25 MT
Erection from 0 Meter to 40 Meter
Erection by 250 MT Telescopic Crane
        Purpose – Fumes from Furnace to be purify in Gas Cleaning Plant and exhausted by Chimney

 Copper Bus Tubes Specification

Copperbus tubes are erected over smoke hood of furnace at 13 meter level.
 Approximate length of copper bus tubes is about 2.2 Kilometer and these are jointed through copper welding under the scheme of U,V and W phase of 18 MVA Transformer.
All copper bus tubes are supported by suspension hangers which grips by insulations. This is for transmission of current from 18 MVA transformer to furnace with internal cooling system by water to avoid overheating. These copper bus tubes are mesh around the 3 nos of electrode and 8 nos of charging chutes.

Heat Exchanger Duct Specification

These ducts are connected from Furnace Building 33 Meter level to GCP heat exchanger 11 Meter level.
Ducts erected by 250 MT tyre mounted telescopic crane
Fumes carries heat which generated from furnace is transmitted through these ducts to heat exchanger of GCP for absorbing its heat and exhausted through GCP chimney by help of ID fans.
Length of duct – 35 Meter
Dia of Duct – 550 mm

Gas Cleaning Plant Specification

Total tonnage of GCP- 680 MT
GCP consisting of Chimney , ID fans Misc Structures, Bag House,
Hopper, Heat Exchanger, Ducts, Silo, Ash Conditioner and etc.
All misc are erected by 40 MT crawler crane, 70 MT crawler Crane and
250 MT Tyre mounted telescopic crane for height erection.
Purpose- Fumes which carries heat and dust are treated in these Plant.
Max Height- 18 mtr

Erection of Duct for Furnace Specification

Weight - 2MT
Length of duct – 16 Meter
Dia of Duct – 550 mm
Height of erection - 28 Meter to 11 Meter
Purpose–Fume Duct pipe fro furnace to Gas Cleaning Plant heat exchanger

Furnace Accessories Specification

These are consists of Smoke Hood, Charging Chutes, Protection Shield, Contact Clamps, Pressure Ring and Electrode Chasing.
Erection through Chain Blocks
Erection at 7 Meter to 11 Meter Height

Water Manifold Specification

Elevation – 11 Meter
Main Suction Line -200 NB from Furnace Pump house
Delivery line -40 NB to Copper bus tube through Flexible tubes. These are combination of Medium and High pressure water lines

Assembly of gallery

Erection of Bunker

Erection of Bunker

Erection of Gallery

BC 5, Trestle TR -1-1.486MT, Gallery GR-1-19.568 MT,Trestle TR -2-3.49 MT, Gallery GR-3-13.69MT, Gallery GR-4-14.02MT

Erection of Saf building

Maximum height 40 mtrs

Erection of Trestile Tower

Height-17MT, Weight-12MT

Fabrication of Hopper

Weight -3.218 MT

Briquetting Plant

consisting of 5 buildings as -Drier building(124 MT), Briquetting Building(205 MT)

Fine Bin Building (110 MT) , Transfer House (28 MT) and BBC-6 Conveyor (40 MT)