Heavy Fabrication Bays & Tooling Capacity
Our captive heavy manufacturing complex in India eliminates dependency on third-party fabricators. Equipped with heavy hydraulic plate rolls, dual automated multi-torch membrane wall welding lines, and multi-spindle CNC drilling gantries.
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Hydraulic Plate Rolling Cell
Multi-roll hydraulic bending cells rolling thick-wall carbon and alloy steel plate for boiler steam drums, mud drums, and heavy pressure shells.
- Plate Thickness: Up to 150 mm (5.9 in.) Capacity
- Vessel Diameters: Large-Bore Heavy Cylindrical Shells
CNC Multi-Spindle Drum & Pipe Drilling
High-precision gantry CNC multi-spindle drilling lines machining tube stubs, ligament patterns, and nozzle holes into heavy drum shells and high-alloy headers.
- Machine System: Heavy-Duty CNC Gantry Drilling Line
- Tolerance: ±0.5 mm Ligament Pitch Accuracy
Dual Automated Membrane Wall Lines
Twin high-output automated multi-torch submerged arc welding (SAW) lines producing 100% gastight watertube panels with uniform heat input and zero angular distortion.
- Capacity / Setup: 2 Dedicated Continuous SAW Lines
- Panel Scope: Continuous Up to 50 ft Lengths
Submerged Arc Seam Manipulators
Heavy-duty column-and-boom SAW manipulators paired with synchronized turning rotators for full-penetration longitudinal and circumferential shell welds.
- System: Heavy Column-and-Boom Manipulator
- Testing: 100% Radiographic & Ultrasonic Verification
Serpentine Bundles & Superheaters
Tight-radius cold-bent serpentine bundles for economizers, superheaters, and convective banks. Stacked in heavy transport frames for jobsite delivery.
- Bending Method: CNC Mandrel Cold Bending
- Packaging: Dense Modular Shipping Cradles
Heavy Overhead Crane High-Bays
Full-span heavy overhead crane networks across active production bays, enabling safe handling of heavy-wall shells, steam drums, and skids.
- Crane Fleet: Full-Span Heavy Overhead Crane Fleet
- Bay Layout: Segregated Assembly & NDE Bays
In-House Manufacturing Capabilities
Swipe to inspect specs →| Equipment / Process | Technical Work Envelope | Typical Deliverables |
|---|---|---|
| Heavy Plate Rolling | Hydraulic pinch rolls; SA-516 Gr 70 up to 150 mm (5.9 in.) thk; Large-bore shells | Boiler steam drums, mud drums, pressure vessels & autoclaves |
| Automated Membrane Wall Welding (2 Lines) | Dual multi-torch continuous SAW lines; Panels up to 50 ft L × 10 ft W | Furnace waterwalls & gastight membrane panels |
| Multi-Spindle Header Drilling | Heavy-duty CNC multi-spindle drilling gantries; Heavy wall piping & drums | Boiler headers, saturated steam manifolds, downcomers |
| CNC Mandrel Tube Bending | Multi-axis booster benders; Tube OD 1.0 in. to 4.0 in.; Radii down to 1.5D | Convective banks, superheaters, economizer loops, WtE harps |
| PWHT & Hydrostatic Testing | Calibrated digital PWHT furnace + Hydro test bench up to 5,000 PSIG | ASME S & U stamped assemblies, IBR certified pressure parts |