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ASTM E677-94(2016)
Standard Specification for Interchangeable Spherical Ground Joints
NORMA vydaná dňa 1.9.2016
Informácie o norme:
Označenie normy: ASTM E677-94(2016)
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.9.2016
Kód tovaru: NS-652937
Počet strán: 3
Približná hmotnosť: 9 g (0.02 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM E677-94(2016) :
Keywords:
ground, joints, spherical ,, ICS Number Code 71.040.20 (Laboratory ware and related apparatus)
Doplňujúce informácie
| 1. Scope | ||||||||||||
|
1.1 This specification covers standard dimensional requirements for obtaining, within practical limits, interchangeability in spherical ground joints for ordinary laboratory and industrial applications. It covers dimensional interchangeability of the ground surfaces only and does not involve design characteristics of the item except where specified, nor does it involve physical or chemical characteristics of the material used. Note 1: The dimensions pertaining to spherical ground joints
were taken from the Commercial Standard CS 21–58 of the U.S.
Department of Commerce.
Note 2: Although glass is the most commonly used material for
ground joints, other materials may be used as specified. Spherical
joints constructed from glass shall conform to Specifications
E438 and E671.
1.2 The following precautionary caveat pertains only
to the Test Method portion, Section 4, of this specification.
Standard Specification for Sampling and
Testing of Reusable Laboratory Glassware (Includes all amendments
and changes 12/31/2018). Standard Practice for Performance Testing
of Packaged Laboratory Apparatus for United States Government
Procurements Standard Specification for Export
Packaged Laboratory Apparatus Standard Specification for Commercially
Packaged Laboratory Apparatus Standard Specification for Maximum
Permissible Thermal Residual Stress in Annealed Glass Laboratory
Apparatus Standard Specification for Glasses in
Laboratory Apparatus |
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