ISO 527-4 — read the full explanation
TensileTensile test conditions for isotropic and orthotropic fibre-reinforced plastic composites.
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Tensile test conditions for isotropic and orthotropic fibre-reinforced plastic composites.
Creep relaxation of a gasket material — the sealing load retained over time.
Compressibility and recovery of gasket materials under a specified compressive load.
Torsion testing of wire — twists to fracture, counting turns, for ductility and surface soundness. Equivalent to: ISO 7800
Heat-treated helical steel springs — load and permanent-set requirements.
Adhesion or cohesion strength of thermal spray coatings (tension pull-off).
Apparent shear strength of single-lap-joint adhesively bonded metal specimens.
T-peel resistance of adhesives (flexible-to-flexible adherends).
Durability of adhesive lap-shear joints under sustained static load.
Lap-shear strength of adhesively bonded plastic and FRP joints.
Floating roller peel resistance of adhesives (metal-to-metal bonds).
Compressive properties of composites by shear loading (IITRI fixture).
In-plane shear response by tensile test of a ±45° laminate.
Flexible cellular materials — slab, bonded and molded urethane foams (IFD, CFD, tensile, tear, compression set).
Engine mounts, bushings, seals and weatherstrips — tensile, tear and compression of elastomers.
Shear properties by V-notched beam (Iosipescu) method.
Rubber properties in compression (deflection at load / load at deflection).
Interior and exterior plastic trims, bumpers — tensile and flexural properties.
Compressive properties of polymer matrix composites — Combined Loading Compression (CLC) fixture.
90° peel resistance of adhesives.
Flexural properties of composites — 3-point and 4-point bending.
Tensile (butt-joint) strength of adhesive bonds — bar and rod specimens.
Bearing strength of plastics (pin bearing, tension or compression loading).
Bend testing of materials for ductility (guided, semi-guided and free bend).
Tension testing of metallic foil.
Force-controlled constant-amplitude axial fatigue tests of metallic materials (servo-hydraulic UTM).
Plastic strain ratio (r-value) of sheet metal (deep-drawing quality).
Tensile strain-hardening exponent (n-value) of metallic sheet materials (formability).
Sheet metal formability — n-value and r-value for stamping and deep drawing.
Body, chassis and powertrain steel and aluminium tensile verification.
Compression testing of metallic materials at room temperature.
Mechanical properties of externally and internally threaded fasteners, washers and rivets (wedge tensile, proof load, axial tension).
Evaluation of the resistance spot welding behaviour of automotive sheet steel — shear tension and cross tension testing of welded coupons.
Cylindrical helical compression springs of round wire — quality specifications (supersedes DIN 2095). Equivalent to: IS 7906 / 7907
Wiring harness insulation tensile and crimp pull-off testing (EV high-voltage harnesses).
Leaf spring load-rate and deflection testing. Equivalent to: —
Indian Standard for mechanical properties of threaded steel fasteners.
Helical compression springs — design, testing and quality requirements including load at specified length and spring rate verification.
Leaf springs for automotive suspension — load rate, deflection and permanent-set testing. Equivalent to: —
r-value and n-value determination for sheet and strip (formability parameters).
180 degree peel test for a flexible adherend bonded to a rigid one.
BIS tensile stress-strain method for vulcanized rubber, aligned with ISO 37.
Trapezoid tearing strength of textile fabrics.
Calibration and verification of a testing machine's force-measuring system.
Force calibration and verification of testing machines.
Calibration and classification of extensometer systems for uniaxial testing.
Verification of testing frame and specimen alignment by measured bending.
Plane-strain fracture toughness and strain energy release rate of plastics.
Tensile creep behaviour of plastics under constant load.
T-peel test for flexible-to-flexible bonded assemblies.
Leather — adhesion of surface finish coating.
Tear properties of fabrics — trouser, wing and tongue-shaped specimens.
Flexural properties of fibre-reinforced plastic composites.
In-plane compressive properties of fibre-reinforced plastic composites.
Mechanized peel testing of resistance spot, seam and embossed projection welds.
Cross-tension testing of resistance spot and embossed projection welds.
Tensile-shear testing of resistance spot and embossed projection welds.
Tensile strength and elongation at break of flexible cellular polymers.
Leather — stitch tear resistance (upholstery and footwear seam design).
Indentation hardness (IFD/ILD) of flexible cellular materials — seating and mattress foams.
Stress-strain characteristics in compression of flexible cellular polymers (low- and high-density).
Seat-belt webbing breaking strength and elongation (tested as narrow fabric tensile).
Tensile lap-shear strength of rigid-to-rigid bonded assemblies.
Interior and exterior plastic trims, bumpers — tensile and flexural properties.
Tensile testing of metallic materials at ambient temperature (Methods A and B strain-rate control). Equivalent to: IS 1608-1
Bend test of metallic materials. Equivalent to: IS 1599
Determination of compression stress-strain properties of rubber.
Tear strength of flexible cellular polymeric materials.
Adhesion of rubber to rigid substrate — 90° peel and tension methods.
Threaded fastener proof-load and wedge-tensile verification. Equivalent to: IS 1367-3
Hose tube/cover tensile, elongation and layer adhesion.
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Thickness, width and expected break force decide the grip as much as the method does. Send us those and we will specify the frame, the load cell and the fixture around them.