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20 Years. 30,000 Clients.
One Standard: Get It Right.
Microlab Testing is an independent, materials testing laboratory following ISO 17025:2107 practices and headquartered in Chennai. We exist because engineers need test data they can act on — not just numbers on a page.
Who We Are
An Independent Testing Laboratory Built by Engineers
Microlab Testing operates as an independent ISO 17025 tesitng laboratory specialising in metallurgical, materials, mechanical, civil, and performance testing. We serve manufacturers, EPC contractors, OEMs, infrastructure developers, and regulatory bodies where material integrity and compliance directly impact safety and lifecycle costs.
Our role is to deliver accurate, traceable test data that stands up to audits, investigations, and real service conditions. We partner with MNCs, OEMs, and R&D teams across automotive, aerospace, defence, plastics, rubber, paints, chemicals, metals, heavy engineering, water, ores, and minerals.
“Growth is driven by capability depth, not volume.”
Our Vision
To be the laboratory that engineers trust when the stakes are highest — where every test result is defensible, every interpretation is grounded in metallurgical science, and every report enables a clear engineering decision.
Our Mission
To deliver materials test data that is traceable to calibrated equipment, interpreted by qualified engineers, and structured for audit — supporting design validation, failure investigation, quality assurance, and regulatory compliance for critical industries.
Accredited & Recognized
Quality Assurance You Can Trust
ISO 17025
Mechanical & Chemical Testing & more...
- Tensile
- Impact
ISO 17025
Hosur & Coimbatore Branches
- TC-15588
- TC-15092
BIS
Bureau of Indian Standards
Recognized Laboratory
900+
Testing Parameters
across All Disciplines
Our Journey
Two Decades of Building Capability
Started with a metallography lab, one OES spectrometer, and a simple premise: testing should be led by engineers, not machine operators.
ISO/IEC 17025 accreditation established traceability and audit-readiness as non-negotiable standards.
First commercial lab in South India to offer scanning electron microscopy with energy-dispersive X-ray spectroscopy.
KIC, JIC, CTOD, and fatigue crack growth testing — another first for the private sector in the region.
Expansion into protective and decorative coating evaluation — salt spray, adhesion, weathering, and accelerated ageing.
Extended coverage across Tamil Nadu and Karnataka's industrial corridors.
Scanning Electron Microscopy with Energy-Dispersive X-ray Spectroscopy — advanced fractography and elemental analysis for failure investigation.
DSC, TGA, TMA, FTIR, video extensometer — comprehensive polymer and composite characterization.
Purpose-built environmental testing facility — xenon arc weathering, UV exposure, thermal cycling, and humidity chambers.
Multi-channel servo-hydraulic endurance test beds for automotive component durability. Private-sector alternative to ARAI/ICAT.
Thermo Fisher Field Emission SEM with EBSD detector — bringing R&D-grade crystallographic analysis to commercial testing. 900+ test parameters. 30,000+ clients. 500+ tests/day.
Leadership
Led by Engineers, Not Managers
S. R. Balasubramanian
Chief Executive Officer & Chief Metallurgist
Metallurgist with 30+ years across foundry technology, welding metallurgy, corrosion evaluation, and failure investigation. Built Microlab from a single-laboratory operation to a multi-site, multi-disciplinary testing institution serving 30,000+ clients. Personally oversees complex failure analysis investigations and NPCIL-grade testing protocols.
Sudharsan Balasubramaniam
Director
Mechanical engineer driving Microlab’s expansion into advanced testing domains — fatigue & fracture mechanics, composite material characterization, polymer testing, structural endurance, and FE-SEM/EBSD analysis. Leads technology acquisition, laboratory automation, and new capability development.
What Defines Us
Four Pillars of Microlab Testing
01
Engineer-Led Interpretation
Your test report is not generated by software alone. A qualified engineer reviews every dataset, identifies anomalies, correlates results with microstructure and service conditions, and delivers interpretation — not just numbers.
02
Single-Roof Capability
Mechanical, chemical, metallographic, fatigue, fracture, corrosion, SEM/EDS/EBSD, environmental, composites, packaging, structural endurance, electrical, calibration — performed in-house, in one chain of custody.
03
In-House Specimen Preparation
CNC turning centres, VMC, and EDM wire-cut machines on-site. Specimens are machined to ASTM/ISO geometry within our facility — eliminating outsourcing delays and custody gaps.
04
Audit-Grade Documentation
Every report carries equipment ID, calibration traceability, ambient conditions, test method reference, and photographic evidence. Accepted by OEMs, EPCs, Lloyd’s, TUV, BV, NPCIL, BHAVINI, and AAI.

Microlab Testing — Headquarters

100-ton Universal Testing Machine in mechanical testing hall
Discipline Leadership
Engineer-led teams with deep domain expertise
Mechanical Testing
Tensile, impact, hardness, bend, compression, fastener testing. Team experienced in ASTM, ISO, IS, and OEM-specific test methods across metals, polymers, and composites.
Chemical & Spectroscopy
OES, ICP-OES, XRF, wet chemistry, combustion analysis. Grade identification, trace-element analysis, and compositional certification for procurement.
Metallography & Failure Analysis
Microstructure characterisation, RCFA, fractography, weld evaluation. Led by engineers with experience in power, oil & gas, and automotive failure modes.
Fatigue, Fracture & Creep
Crack growth, fracture toughness, LCF/HCF, creep rupture. Specialists in damage-tolerance data generation for aerospace, defence, and energy sectors.
Corrosion & Environmental
Sour service qualification, salt spray, weathering, UV aging. Deep expertise in NACE, ASTM G-series, and OEM paint/coating qualification programs.
SEM / EDS / EBSD
Fractography, elemental mapping, phase identification, crystallographic texture. Operated by trained microscopists supporting failure analysis, R&D, and additive manufacturing.
Why an In-House Laboratory Matters
Direct control from sample receipt to report delivery
Chemical & Spectroscopy
OES, ICP-OES, XRF, wet chemistry, combustion analysis. Grade identification, trace-element analysis, and compositional certification for procurement.
Turnaround Compression
Because all disciplines are under one roof — mechanical, chemical, metallography, SEM, corrosion — multi-test programs don't wait for sample transit between labs. Faster data, fewer logistics.
Engineer Interpretation
Test results are reviewed by engineers who understand the engineering context — not just numbers on a page. When anomalies appear, the same team can pivot to failure analysis or additional testing.
5–7 Days
Standard Turnaround
2–3 Days
Express Available
ISO 17025:2017
Reporting Metrics
Related Services
Services
Complete range of materials testing services
Capabilities
200+ instruments, 900+ testing parameters across all testing disciplines
Industries
Automotive, oil & gas, aerospace, power, infrastructure, and more
Contact Us
Request a quote, discuss your requirements, or schedule a lab visit
Reliable Test Data You Can Stand Behind
When material integrity matters, trust matters more. Let’s discuss your testing requirements.