Specifies the constructional requirements of portable, mobile and fixed apparatus for industrial radiography of category I (sealed source not removed for exposure) and II (sealed source projected out of the container by an operator at a distance). Operational usage of exposure containers is not covered. As the transport of apparatus is concerned, the requirements of the relevant transport…
Specifies mandatory and optional markings of general purpose valves and states the manner of applying the markings, i.e. on the body, on a flange, or on a identification plate. Markings on the body may be integral with the body or on a plate securely fixed to the body. The table lists those items which may be included in international standards for individual types of valves.
Applies to flat sheets composed of portland cement and asbestos
fiber, with or without the addition of curing agents or mineral
fillers, intended for industrial, commercial and general building
purposes.
Process measurement control functions and instrumentation — Symbolic representation — Part 1: Basic ...
Forms one part of four which provide a universal means of communication between the various interests involved in the design, manufacture, installation and operation of measurement and control equipment used in the process industries. This part establishes a symbols system for use in depicting the basic functions. The system has been limited to the identification of instrument functions and does…
Chaudières à gaz industrielles et commerciales d'assemblage
Ce format PDF contient la Note à l'utilisateur no 2.
1. Objet
1.1 Les présentes exigences s'appliquent aux chaudières à gaz naturel et propane d'assemblage.
1.2 Les exigences de la partie A de la présente norme s'appliquent aux chaudières d'assemblage, ignitubulaires et aquatubulaires, à vapeur et à eau chaude, dont le débit calorifique maximal établi par…
Industrial and Commercial Gas-Fired Package Boilers
This PDF includes GI #2.
1. Scope
1.1 These requirements apply to natural and propane gas-fired packaged boilers.
1.2 The requirements in Part (A) of this Standard apply to package boilers, fire and water tube, steam and hot water, having manufacturer's maximum input ratings in excess of 400,000 Btuh and up to and including 10,000,000 Btuh.
1.3 Part (B) of the Standard…
Higher alcohols for industrial use — Methods of test — Part 5: Determination of total alcohols conte...
Relates to C6 to C13 alcohols. The principle based on esterification of alcohols present in a test portion by means of acetic anhydride, and titration of the excess acetic anhydride with a standard volumetric ethanolic potassium hydroxide solution, in the precence of phenolphtalein as indicator.
