About Us
Delivering accurate, accredited, and industry-ready material testing solutions.
At Nepptune Metallurgical Laboratories LLP, we provide comprehensive material testing and metallurgical analysis solutions that empower industries to ensure quality, reliability, and performance. With advanced analytical equipment and an unwavering commitment to excellence, we serve as a trusted partner to sectors including manufacturing, engineering, automotive, aerospace, construction, and research institutions.
Services
End-to-end metallurgical testing and consulting solutions under one roof.
- Ferrous base- Carbon & Low Alloy steel, Stainless steel, Tool steel, Cast iron
- Non-Ferrous base- Aluminium, Copper, Zinc, Brass
- Tensile test
- Bend test
- Charpy V-notch impact test
- Rockwell hardness tests
- Brinell hardness test
- Vickers hardness test
- Drift expansion/ Flaring test (for tubular)
- Flattening test (for tubular)
- Fracture test (for welds)
- Guided bend test (for welds)
- Tension test (for welds)
- Toughness test (for welds)
- Microscopic Phase analysis
- Average grain size
- Non-metallic inclusions
- Total case depth
- Microstructure & nodularity of Cast Iron
- Macro etch test of raw material, forge flowlines
- Macro etch test for weld penetration & welding parameters
Our Infrastructure
- Equipped with state-of-the-art OES, UTM, and Metallographic workstations.
- Strict adherence to NABL, ASTM, ISO, and BIS standards.
- Dedicated team of qualified metallurgists and engineers.
Our Key Equipment
- 2 UTM
- 2 OES
- 3 Hardness Testing Machines (Brinell, Rickwell, Vickers)
- Impact testing machine
- Metallurgical microscope with analysis software
Industries We Serve
Trusted by manufacturers, engineers, and research institutions across sectors.
Why Choose Nepptune?
Accredited testing and end-to-end metallurgical solutions — accurate results, fast turnaround, and expert support.
- Accurate and reliable testing
- Fast turnaround time
- Transparent reporting
- Expert technical support
- End-to-end metallurgical solutions
Certificates
Scan the QR to verify or open the certificate PDFs below.
Ready to Test Your Sample?
Share your requirement, upload photos, or schedule a pickup — our team responds within 2 business hours.
Testimonials
Industry clients trust Nepptune for reliable results and fast reporting.
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Saul Goodman
Ceo & Founder
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Sara Wilsson
Designer
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Jena Karlis
Store Owner
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Matt Brandon
Freelancer
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John Larson
Entrepreneur
Contact Us
Tell us about your sample and testing needs — we’ll guide you with the right scope.