Metal Testing
Excel Surveyors: Reliable Metal Testing Laboratory In Kolkata
Excel Surveyors is a dedicated metal testing laboratory in Kolkata, India, ensuring industries have high-quality metals. The company is even reliable in serving customers with sampling, analysis, supervision, and inspection. We do facilitate with a highly experienced team to offer quick check-in metals and ores.
Our metal testing laboratory in Kolkata helps customers with industry-productive metal testing that meets global standards with advanced equipped labs and result-oriented methodologies. Mineral and metal commodities are checked at our laboratory which provides guarantee on world-class classification when it comes to purity, durability, and potential.
Our NABL accredited metal testing laboratory in Kolkata is branched as the head office. Our quality check parameters and metal testing services are available for domestic and international clients and business organizations in the metallurgy sector.
Excel Surveyors offers highly scalable metal testing services in Kolkata, India for ferrous and non-ferrous metal evaluations. We are even the provider for metallurgy testing for steel reinforcement bar, rod, wire, channel, tees, angle, beam, NPB, and more.




Metal Testing Solutions We Offer
Metals & Alloys
Ferrous & Non Ferrous Metals & its Alloys, Steel Reinforcement Bar, Plate, Sheet, Strip, Bar, Rod, Wire, Angle, Channel, Beam, Joint, Tees, NPB, Hollow Section, Steel Fasteners
- Breaking Load
- Tensile Test
- Tensile Stress
- Yield Stress
- Proof Stress
- % Elongation
- % Reduction in Area
- Hardness Test by Vickers (HV1, HV5, HV10 & HV 30)
- Hardness Test by Brinell (5/750 HBW, 10/3000)
Ferrous & Non Ferrous Metals & its Alloys, Steel Reinforcement Bar, Plate, Sheet, Strip, Bar, Rod, Wire, Angle, Channel, Beam, Joint, Tees, NPB, Hollow Section, Steel Fasteners
- Hardness Test by Rockwell (HRA, HRB & HRC)
- Bend Test
- Charpy Impact test (From Ambient temperature up to (-) 50°C as required)
- Izod Impact Test Room Temp
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Contact
- 1/6, Fakir Ghosh Lane, Near Dunlop Bridge, 1st Floor, Baranagar, Kolkata - 700 108, West Bengal
- (+91) 8232026155 (033) 2578 0069
- hr@excelsurveyors.co.in
Brochures
Steel Fasteners Nut & Bolt
- Tensile Test
- Proof Load Test
- Wedge Tensile Test
Steel Tubes and Sockets
- Flattening Test
- Drift Expansion Test
Steel Reinforcement Bar
- Rebend Test
- Weight Per Meter Run
Welded Test Coupons/Butt Weld & Fillet Weld
- Transverse Tensile Test
- Root Bend Test
- Face Bend Test
- Side Bend Test
- Nick Break Test
- All Weld Tensile Test
- Hardness of PMT, HAZ & Weld
- Fillet Weld Fracture Test
- Pipe Bending Test
Copper & Copper Base Alloy
- Tensile Test
- 0.2% Proof Stress
- Elongation
- Hardness
Cast Iron Family
- Tensile Test
- Hardness
Metallographic Test
Micro & Micro examination of Ferrous & Non Ferrous materials and Welded Test coupon by Laboratory Microscope
- Macro Examination
- Micro structure Analysis
Ferrous & Non Ferrous Metal
- Estimation of Grain size (Comparison Method) for
- Measurement of Total Case Depth (Microscopic method)
- Determination of Inclusion Rating – Microscopic method
- Determination of depth of decarburized layer – Microscopic method
Electro plated materials
- Determination of Coating Thickness – Microscopic method
Copper & Copper Base Alloy – Microstructure
Cast Iron Family – Microstructure
Chemical Analysis through Spark Optical Emission Spectrometer
1) Plain Carbon & Low Alloy Steel
(Plate, Bar, Sheet, Rod, Wire, Channel, Angle, Joist, TMT Bar, Strip, Hollow Section, Steel Fasteners)
Carbon, Manganese, Silicon, Sulphur, Phosphorus, Chromium, Nickel, Molybdenum, Aluminium, Copper, Titanium, Cobalt, Tin, Tungsten, Vanadium, Nitrogen, Boron & Niobium as per ASTM E 415 / 2017.
2) Stainless Steel
(Plate, Bar, Sheet, Rod, Wire, Channel, Angle, Strip, Hollow Section, Steel Fasteners)
Carbon, Manganese, Silicon, Sulphur, Phosphorus, Chromium, Nickel, Molybdenum, Aluminium, Copper, Titanium, Cobalt, Tin, Tungsten, Vanadium, Nitrogen, & Niobium as per ASTM E 1086 / 2014.
3) Aluminium & Its Alloys
(Tube, Wire, Channel, Sheet, Bar, Rod, Angle, Plate, Strip, Hollow Section)
Manganese, Silicon, Iron, Chromium, Nickel, Copper, Zinc, Zirconium, Titanium, Tin, Lead & Vanadium.
4) Copper and Copper Base Alloys
Tin, Lead, Iron, Aluminium, Manganese, Nickel, Copper, Zinc, Phosphorus, Silicon & Antimony.
5) Metallurgy – i) IGC (inter granular corrosion test) Practice A & E
- ii) Macro Examination of Stud welding B.
Wet Chemical Analysis
1) Plain Carbon and Low Alloy Steel
Carbon, Manganese, Silicon, Sulphur, Phosphorus, Chromium, Nickel, Molybdenum & Copper.
2) Cast Iron & Pig Iron
Total Carbon, Manganese, Silicon, Sulphur & Phosphorus.
3) Metallic and Non Metalic Coating on Ferrous and Non Ferrous Materials
Mass of Zinc Coating, Uniformity of Coating, Adhesion Test, Thickness of Coating.
Why Need For Metal Testing Is Necessary?
Metal testing is precise for the manufacturers to know the value in terms of quality and standard purity. With metallurgy testing parameters, check on hardness, corrosion, ductility, etc., is easily determined, ensuring accuracy in results. Thus helping the metallurgy sector to have the best quality metal for the production purpose.
Items that gets tested : Ball & spindle, Steel rod, ISA angle, Bulb bar flat, Steel plate and etc.