The handle of kettles and its securement means shall be constructed to withstand the stresses occurring during normal use.
Compliance is checked by inspection and by the following test.
Kettles shall be subjected to the following pre-treatment.
The kettle is then loaded with sand sealed in a plastic bag to a mass that corresponds to 1,2 times the rated capacity of the kettle.The load shall be prevented from falling out during the test.
For movement tests,the kettle is attached to the test apparatus at its handle in the grip area,taking care that the kettle is well balanced with the spout pointing radially outwards.Between the test apparatus and the handle shall be of rubber of a thickness of 5 mm and a hardness of 50 shore ± 1 shore.
The clamping position shall be in the centre of the grip area of the handle,the distance between the pivot point and the centre of the grip area of the handle shall be 400 mm±10 mm.
For the horizontal movement test,the kettle is moved,while maintaining the kettle in vertical orientation,to the left and back to the right in and arc of 90 angle,the movement is repeated 2500 times at a rate of approximately 10 times per minute with uniform acceleration and deceleration.
For a vertical movement test,the kettle is moved down and up in a pouring motion of 120 angle,the movement is repeated for 5000 times at a rate of approximately 10 times per minute with uniform acceleration and deceleration.
The kettle,the handle and its securement means shall not break,crack or loosen.
The ZLT Kettle Handle strength Tester can meet these requirements.
