Cookies
We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
ASTM A750-77(1994)e1
Standard Specification for Steel Air Ventilating Grille Units for Detention Areas (Withdrawn 2004) (Includes all amendments And changes 8/16/2017).
Automatically translated name:
Standard Specification for Steel Air Ventilating Grille Units for Detention Areas (Withdrawn 2004)
STANDARD published on 1.1.1994
The information about the standard:
Designation standards: ASTM A750-77(1994)e1
Note: WITHDRAWN
Publication date standards: 1.1.1994
SKU: NS-4009
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: American technical standard
Category: Technical standards ASTM
Annotation of standard text ASTM A750-77(1994)e1 :
Keywords:
Air ventilation units, Building constructions/materials-ventilation, Detention facility, Grille units, Prisons, Security systems and equipment, Steel, Steel air ventilating grille units, steel air ventilating grille units for detention areas, correctional facilities, detention facilities, ICS Number Code 91.190 (Building accessories)
Additional information
| 1. Scope |
|
1.1 This specification applies to air ventilating grille units for detention areas, assembled in part from materials conforming to Specifications A627, A628, and A629. 1.2 The assemblies described herein are intended to provide two types of security, designated Type A and Type B. 1.2.1 Type A -A ventilation unit, utilizing homogeneous TR steel bars for the principal security component. 1.2.2 Type B -A ventilation unit utilizing perforated tool-resisting steel plate for the principal security component. 1.3 It is presumed that equipment manufacturers will fabricate and assemble the materials so as not to impair the performance characteristics specified in the applicable material specifications. 1.4 The descriptions herein of certain assemblies are not intended to infer that other assemblies cannot be used to obtain similar results. |
