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  4. Standard "ISO 641:1975"
Standard ISO 641:1975 1.9.1975 preview

ISO 641:1975

Laboratory glassware — Interchangeable spherical ground joints

Automatically translated name:

Laboratory glassware -- Interchangeable spherical ground joints



STANDARD published on 1.9.1975


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Price64.70 USD excl. VAT
64.70 USD

The information about the standard:

Designation standards: ISO 641:1975
Publication date standards: 1.9.1975
SKU: NS-433841
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: International technical standard
Category: Technical standards ISO

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The category - similar standards:

Laboratory ware and related apparatus

Annotation of standard text ISO 641:1975 :

Description / Abstract: 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.

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