ISO/DIS 458-2

Plastics — Determination of stiffness in torsion of flexible materials — Part 2: Application to plasticized compounds of homopolymers and copolymers of vinyl chloride ISO/DIS 458-2

General information

Current stage: 40.00 DIS registered Sep 11, 2026

Originator: ISO

Owner: ISO/TC 61/SC 2 Mechanical behavior

Type: International Standard

ICS: 83.080.20 Thermoplastic materials

Scope

Application of the general method in ISO 458-1 for the above mentioned plastics according to the special case of the method with an angle of deflection between 55 and 65 . The temperatures according to three characteristic values of the torsion stiffness; 300 MPa, 23 MPa and 4 MPa are to be determined for the material under test.

ISO/DIS 458-2

Plastics — Determination of stiffness in torsion of flexible materials — Part 2: Application to plasticized compounds of homopolymers and copolymers of vinyl chloride ISO/DIS 458-2

General information

Scope

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