EN ISO 10619-1:2011

Rubber and plastics hoses and tubing - Measurement of flexibility and stiffness - Part 1: Bending tests at ambient temperature (ISO 10619-1:2011) EN ISO 10619-1:2011

Publication date:   May 17, 2012

General information

99.60 Withdrawal effective   Mar 1, 2018

CEN

CEN/TC 218 Rubber and plastics hoses and hose assemblies

European Norm

23.040.70   Hoses and hose assemblies

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Scope

ISO 10619-1:2011 specifies three methods for measuring the flexibility of rubber and plastics hoses and tubing (methods A1, B and C1), where the deformation of the hose or tubing is measured, and two methods for measuring the stiffness (methods A2 and C2) by measuring the force to bend the hose or tubing when rubber or plastics hoses or tubing are bent to a specific radius at ambient temperature.
Methods A1 and A2 are suitable for rubber and plastics hoses and tubing with inside diameter of up to and including 80 mm.
Method A1 allows the measurement of the flexibility of the hose or tubing by measuring the reduction in outside diameter when the hose is compressed between two plates.
Method A2 provides a means of measuring the force required to reach a specific bend radius, when the hose or tubing is compressed, as between two plates. The test can be carried out at a specified internal pressure.
Method B is suitable for rubber and plastics hoses and tubing with inside diameter of up to and including 100 mm, and provides a means of assessing the behaviour of the hose and tubing when bent around a mandrel. The final mandrel diameter used can be taken as the minimum bend radius of the hose or tubing. As this value is determined by the reduction of the outside diameter which can be used as a measure of the flexibility of the hose or tubing. The hose or tubing being tested can be unpressurized, pressurized or under vacuum and, if required, with the curvature or against the curvature of the hose or tubing, if such curvature is present.
Methods C1 and C2 are suitable for rubber and plastics hoses and tubing with inside diameter of 100 mm and greater.
Method C1 provides a means of determining the flexibility of the hose and tubing at the minimum bend radius.
Method C2 provides a method of measuring the stiffness of the hose and tubing at the minimum bend radius.

Life cycle

PREVIOUSLY

WITHDRAWN
EN ISO 1746:2000

NOW

WITHDRAWN
EN ISO 10619-1:2011
99.60 Withdrawal effective
Mar 1, 2018

REVISED BY

PUBLISHED
EN ISO 10619-1:2018