Complete solutions from prototype to production: 14 heat treatment processes, 16 surface treatments, precision machining, 16 NDT methods, and global logistics from India.
We manage the complete manufacturing process so you can focus on your core business
DFM analysis, material selection
Casting, forging, machining
14 processes available
16 coating options
16 NDT methods
Export documentation
8 comprehensive service categories covering your complete manufacturing needs
Complete casting and forging production capabilities
Technical expertise from concept to production
Precision finishing to exact specifications
Global logistics and inventory management
14 heat treatment processes to optimize mechanical properties, hardness, and wear resistance
16 surface treatment options for corrosion protection, wear resistance, and appearance
| Requirement | Recommended Treatment |
|---|---|
| Outdoor/marine corrosion | Hot-dip galvanizing, Electroless nickel |
| Heavy wear resistance | Hard chrome, HVOF, PVD coatings |
| High-temperature protection | Thermal spray ceramics, Aluminizing |
| Decorative + protection | Powder coating, Anodizing, Plating |
| Food/pharma contact | Electropolishing, Passivation |
| Dimensional restoration | Thermal spray, Hard chrome |
16 NDT methods and comprehensive destructive testing for complete quality verification
Expert answers to common questions about heat treatment, surface treatment, and testing
Quenching is rapid cooling (in oil, water, or air) from austenitizing temperature (800-900°C) to create hard martensitic structure. Tempering follows quenching, reheating to 150-650°C to reduce brittleness and achieve the desired balance of hardness and toughness.
Higher tempering temperatures result in lower hardness but greater toughness. Together, Q&T produces components with optimal mechanical properties for demanding applications like gears, shafts, and tools.
Carburizing (850-950°C) produces deeper cases (0.5-3.0mm) with 58-63 HRC hardness, ideal for heavy-load applications like gears and shafts. It requires subsequent quenching.
Nitriding (500-575°C) creates shallower cases (0.1-0.5mm) with up to 70 HRC equivalent hardness but requires no quenching, resulting in minimal distortion.
Choose nitriding for precision parts, corrosion resistance, and fatigue improvement. Choose carburizing when deeper case depths and maximum surface hardness are required.
Induction hardening uses electromagnetic induction to rapidly heat specific surface areas, followed by quenching. It produces controllable case depths of 1-10mm with minimal distortion to untreated areas.
Key advantages: Selective hardening (only specific zones), fast processing, excellent repeatability, and no atmosphere required.
It's commonly used for shafts, gears, bearing surfaces, pins, and any component requiring a hard wear surface with a tough core. Suitable for medium to high carbon steels (0.3%+ carbon).
Hot-dip galvanizing immerses parts in molten zinc (450°C), creating 50-150µm thick coating with metallurgical bond and 50+ year service life. It's ideal for structural steel and outdoor applications.
Zinc plating (electroplating) deposits 5-25µm thin zinc layer suitable for fasteners and small parts. Available in clear, yellow, and black finishes.
Galvanizing provides superior corrosion protection and self-healing properties but is more expensive and adds more thickness. Zinc plating is cost-effective for indoor applications and decorative finishes.
Electroless nickel plating (EN) is an auto-catalytic process depositing nickel-phosphorus alloy without electric current.
Key advantages:
Widely used for valves, pumps, oil & gas equipment, hydraulic components, and electronic connectors where consistent coating thickness is critical.
HVOF (High Velocity Oxy-Fuel) is a thermal spray process using supersonic combustion to deposit extremely dense coatings (>98% density).
Common materials: Tungsten carbide (WC-Co) and chromium carbide (Cr3C2).
Specifications: Coating thickness 0.08-0.5mm, bond strength >70 MPa.
HVOF is recommended for severe wear applications, hydraulic cylinder rods, landing gear components, pump shafts, and aerospace parts. It provides superior wear resistance compared to chrome plating and is environmentally preferable to hard chrome.
For castings, key NDT methods include:
Advanced methods include Digital Radiography, Computed Tomography (CT) for 3D volumetric analysis, and Phased Array UT for complex geometries.
Our end-to-end manufacturing solution includes:
We manage the complete process from prototype to production, allowing you to focus on your core business.
We handle everything from design to delivery - 14 heat treatments, 16 surface treatments, precision machining, comprehensive testing, and global logistics.