3D Printing for Heavy Engineering

Solving Complex Engineering Challenges with Industrial 3D Printing

From prototyping massive components to producing durable end-use metal parts, Sahas supports the heavy engineering sector with scalable 3D printing, custom tooling, and rapid part replacement; all with unmatched precision and turnaround.

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Trusted by 1,500+ leading companies for additive manufacturing.

We help multiple sectors identify and implement the right 3D printing solutions: cost optimisation, faster timelines, and long-term reliability.

Large-Scale Prototyping

Pump Casing Mockups
Compressor Housing Models
Gearbox body casings
Turbine shell prototypes

Tooling & Fixtures

Assembly Jigs
Welding & Inspection Fixtures
Custom drill guides
Heavy-duty clamping and positioning tools

End-Use Metal Parts

Pump Impellers
Turbine Blades
Custom couplings
Structural connectors for industrial machines

Spare Parts & Maintenance

Gearbox Covers
Obsolete Equipment Parts
Flange covers and dust shields
Replacement panels and brackets

Hydraulic & Pneumatic Systems

Custom Valves & Connectors
Air & Fluid Control Blocks
Mounting brackets for hydraulic units
Pressure-regulating system components

Heat Exchangers & Cooling

Conformal Heat Exchangers
Cooling Fins & Ducts
Manifold components
Compact radiator blocks

Industrial System Optimization

Lattice-structured parts for weight reduction
Flow-optimised internal geometries
Redesigns for improved thermal performance
Reduced-part-count assemblies

Our Case Studies

Explore the solutions we've delivered.

Frequently Asked Questions

Technologies like FDM, Binder Jetting, and SLA are used to create large functional prototypes for fit, ergonomics, and design validation—reducing development time and cost.

Yes, industrial-grade FDM and SLS are ideal for producing custom jigs, assembly fixtures, and handling tools that are cost-effective and optimized for shop floor operations.

Metal 3D printing (DMLS/LPBF) delivers high-strength, fully dense parts in alloys like Inconel, stainless steel, and tool steel—suitable for demanding mechanical environments.

On-demand 3D printing eliminates the need for high inventory costs by producing critical spares quickly, especially for obsolete or low-volume parts in legacy equipment.

Yes, 3D printing is used to manufacture custom manifolds, brackets, and fluid handling components with internal channels—especially using metal AM and high-strength polymers.

Metal 3D printing enables the production of complex heat exchangers with conformal cooling channels and optimized geometry for improved thermal efficiency in compact form factors.

Additive manufacturing allows lightweighting, performance tuning, and design consolidation—leading to reduced part count, improved efficiency, and faster production cycles.

FDM and Binder Jetting are ideal for large-format plastic and sand molds, while DMLS and DED (Directed Energy Deposition) are used for high-strength, load-bearing metal parts.

Yes, through 3D scanning and reverse engineering, we can recreate CAD models of obsolete parts and manufacture them using appropriate additive or subtractive processes.

3D printing reduces downtime, lowers tooling costs, accelerates prototyping, and enables customization—all of which improve operational efficiency in industrial settings.