NA 027

DIN Standards Committee Optics and Precision Mechanics

Standards [CURRENT]

DIN 22100-3
Articles and materials from synthetic for use in underground mines - Part 3: Spiral air ducts - Safety requirements, testing, marking

Title (German)

Betriebsmittel und Betriebsstoffe aus Kunststoffen zur Verwendung in Bergwerken unter Tage - Teil 3: Spirallutten - Sicherheitstechnische Anforderungen, Prüfungen, Kennzeichnung

Overview

Synthetics which are used in German underground mines shall meet particular safety requirements. The standard contains requirements and test methods for fire protection, explosion prevention (electrostatics) and hygienic properties of spiral air ducts. Spiral air ducts in accordance with DIN 21605 are flexible plastic ventilation ducts which are equipped on the outside with a continuous spring-steel wire spiral, for holding open the cross-section, and which are used for exhaust and forced ventilation. The standard has been prepared by Working Committee NA 008-07-05 AA "Kunststoffe" ("Synthetics") of FABERG.

Document: references other documents

Document: referenced in other documents

Responsible national committee

NA 045-02-05 AA - conveyor belts  

Edition 2010-10
Original language German
Price from 56.60 €
Table of contents

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