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download between 0-24 hoursReleased: 1975
ISO 641:1975
ISO 641:1975-Laboratory glassware-Interchangeable spherical ground joints
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English PDF
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51.11 USD
English Hardcopy
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51.11 USD
French PDF
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French Hardcopy
In stock
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| Standard´s number: | ISO 641:1975 |
| Pages: | 5 |
| Edition: | 1 |
| Released: | 1975 |
DESCRIPTION
ISO 641:1975
The requirements deal with the geometric charateristics to ensure interchangeability. The dimensions of the joint-ground zone and the outer diameter of the tube connected to the joint are given in a table and illustrated in a drawing. In addition the surface finish is specified. A system of gauges (stell balls) for testing the ball cup is tabled. In the annex a method of testing the leakage including the apparatus is described.