METAL HARDNESS TESTING SERVICE

IS 1586 / ASTM E18

1. Rockwell Hardness Test

Precision indentation hardness testing of structural rebars, high-tensile bolts, fasteners, and heat-treated metallic components.

Rockwell C Scale (HRC) for Hardened Steels & Couplers
Rockwell B Scale (HRB) for Mild Steels & Fasteners
Diamond Spheroconical Indenter & Hardened Ball Methods
Compliance with IS 1586 Part 1 & ASTM E18 Standards

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IS 1500 / ASTM E10

2. Brinell Hardness Test

Heavy-duty indentation hardness testing for coarse-grained structural metals, forgings, castings, and heavy steel plates.

Brinell Hardness Number (HBW 10/3000 kgf Standard Load)
10mm Tungsten Carbide Ball Indenter Application
High-Accuracy Calibrated Optical Microscope Indentation Reading
Full Compliance with IS 1500 Part 1 & ASTM E10

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IS 1757 / ASTM E23

3. Charpy Impact Test

Pendulum impact testing to evaluate notch toughness, energy absorption capacity, and brittle fracture susceptibility of structural steel.

Absorbed Impact Energy (Joules) & Lateral Expansion
Standard Room Temperature & Sub-Zero Impact Testing (-20°C / -40°C)
Precision Machined 10 × 10 × 55 mm V-Notch Test Specimens
Compliance with IS 1757 Part 1 & ASTM E23 Guidelines

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IS 3658 / ASTM E165

4. Dry Penetrations Test

Non-destructive surface flaw inspection using penetrant dye and developer spray to detect micro-fissures, porosity, and cracks in weld joints and steel castings.

Red Visible Solvent-Removable Penetrant & White Developer Method
Detection of Tight Surface Micro-Cracks, Porosity & Lack of Fusion
On-Site Structural Weld Inspection & Fabrication Quality Audits
Conformance to IS 3658, ASTM E165 & ASME Section V

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ASTM D4541 / BS EN 12860

5. Gypsem Pull Out Test

In-situ mechanical and digital tensile pull-out adhesion testing to measure the bond strength and anchor resistance of gypsum plaster and dry-wall partitions.

Direct Tensile Pull-Off Adhesion & Anchor Pullout Force (kN)
Gypsum Plaster & Board Substrate Bond Integrity Verification
Failure Mode Plane Evaluation (Adhesive vs. Cohesive Rupture)
Portable Calibrated Tensile Rig with Precision Force Measurement

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IS 2770 / ASTM E488

6. Rebar Pullout Test

In-situ hydraulic pullout testing to evaluate the anchorage bond strength of post-installed reinforcement dowels and chemical anchors in concrete.

Hollow Ram Hydraulic Cylinder Tension Testing (up to 500 kN)
Verification of Chemical Anchor Resin & Mechanical Expansion Fasteners
Failure Mode Analysis (Concrete Cone vs. Steel Yield vs. Bond Slip)
Full Compliance with IS 2770 Part 1 & ASTM E488 Protocols

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IN-SITU ADHESION & TENSILE BOND AUDITS

PULL-OUT LOAD & ADHESION FAILURE MODE ANALYSIS

In-situ tensile pull-off bond testing apparatus and international failure plane characterization for gypsum, overlays, coatings, and anchor dowels.

Portable Tensile Pull-Off Tester Apparatus

Precision mechanical tension rig with 20mm/50mm dolly discs, high-strength epoxy, and calibrated digital/analog force indicator.

ASTM Tensile Failure Location Classification

Classification of rupture plane: (A) Epoxy-disc interface, (B) Overlay cohesive failure, (C) Overlay-substrate bond failure, (D) Substrate cohesive failure.

METAL HARDNESS TESTING SERVICE