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S. P. Castings

Home Heat Treatment

Mfr of These Products

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Heat Treatment Services

(On-site) Heat treatment services: shrink fitting, tempering, hydrogen diffusion, solution annealing, normalizing, intermediate stress alleviation, etc.

Refractory Dry out of RG boiler, Cement Kilns, Incinerators, Secondary Reformers, and Fired Heaters, among other Reformers.

In-house heat treatment facilities for shrink fitting, thermal refining, flame hardening, tempering, carburising, blue annealing, toughening, and solutions annealing as well as for stress relieving and normalizing.

Product Range :-
  • Furnace Equipments
  • Heat Treatment Equipment - Mobile
Heat treatment process is carried out by using following methods :
  • Electrical Resistance Heating Method
  • Internal Heating Method using Gas / Oil Fired High Velocity Burner.
  • Temporary Gas / Oil / Electrical Fired Furnace.
Equipment Details :-
  • Oil / Gas Fired High Velocity Burner
  • Heat Treatment Power Source
  • Twin / Trinary Heat Module
  • Heat Treatment Distribution Board
  • Heating Elements
  • Programmable Temperature Controller
  • Temperature Recorder.
On Site In House
Post Weld  Treatment Post Weld Heat Treatment
Pre Heating Normalizing
Intermediate Stress relieving Hydrogen Diffusion Annealing
Post Heating Solution Annealing
Normalizing Hardening
Solution Annealing Tempering
Refractory Dry Out Carbonitriding
Coating Curing Cyaniding
Baking Flame Hardening
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LPG Bullet

Important Tasks Completed Using the Internal Heating Method

Type of Vessel Treatment Dimension of Vessel
LPG Storage Bullet Post Weld Heat Treatment From 2.2m Ø to 5.6 m Ø
Mounded LPG Storage Bullets Post Weld Heat Treatment From 2.5m Ø to 7.1  m Ø
Thin Wall Tank Post Weld Heat Treatment From 2.9m Ø to 12.0 m Ø
Reactor Vessels Post Weld Heat Treatment From 4.0m Ø to 6.1m Ø
Refractory Dry Out Moisture Removal From 30m Ø to 40m Long
Process Column Post Weld Heat Treatment From 1.0m Ø to 3.0m Ø
Coating Curing Drying of Paint, Coating From 0.7m Ø to 8.2 m Ø
Pressure Vessels Post Weld Heat Treatment From 1.0m Ø to 5.8 m Ø
Dished Ends Normalizing From 1.7m Ø to 6.2 m Ø

Local Electrical Heating Method

Using an electrical heating method, a variety of pipes, circular seam joints, heat exchangers, and intricately shaped structural works can be heated.

Type of Vessel Treatment Dimension of Vessel
Cir Seam of Vessels Post Weld Heat Treatment From 4.0m Ø to 6.1m Ø
Ammonia Converter Post Weld Heat Treatment From 3.0m  Ø to 4.0m Ø
Power & Gas Pipelines Post Weld Heat Treatment Various Sizes
Reactor Vessels Post Weld Heat Treatment From 4.0m Ø to 6.1m Ø
CO2 Absorber Post Weld Heat Treatment From 4.0m to 6.0m Ø

Permanent or Temporary Furnace Heating Method :

Using the Electrical Gas or Oil Firing technique, the Pressure Vessel, LPG Bullet, and Structural in bulk quantities can be heat treated in a Permanent or Temporary Furnace.

Type of Vessel Treatment Dimensions of Vessel
Pressure Vessels Post Weld Heat Treatment From 1.5m Ø to 3.8m Ø
Dish Ends Normalizing From 4.0m  Ø to 5.5m Ø
Small Dish Ends, Sections Solution Annealing Various Sizes
Vessel Block Refractory Heat Curing 0.7m X 2.1m X 1.5m
LPG  Storage Bullet Post Weld Heat Treatment From 2.3m  Ø to 6.0m Ø
Vessels Baking of Coating Various Sizes