Ventilation for buildings - Sheet metal air ducts with rectangular section - Requirements for strength and leakage
适用范围:This European Standard DIN EN 1507 applies to rectangular ductwork of sheet metal used in air conditioning and ventilation systems defined in the principal scope of CEN/TC 156.
实施日期:2006-07-01
实施日期:2006-03-01
Knuckle Threads for Steel Sheet Pieces up to 0.5 mm Thickness and Appropriated Couplings; Dimensions, Tolerances
适用范围:Knuckle threads for steel sheet pieces up to 0,5 mm thickness and appropriated couplings; sizes and tolerances
Lüftung von Geb?uden. Luftleitungen und Formstücke aus Blech mit rundem Querschnitt. Ma?e Ventilation for buildings. Sheet metal air ducts and fittings with circular cross-section. Dimensions Ventilati...
适用范围:This European Standard specifies dimensions of ducts and duct fittings with circular cross- section. Itapplies to ductwork used in ventilating and air conditioning systems in buildings, subject to huma...
实施日期:2007-09-28
Plain washers for tapping screw and washer assemblies -- Normal and large series -- Product grade A
发布日期:1999-08-01 实施日期:1999-08-01
Ventilation for buildings - Sheet metal air ducts and fittings with rectangular cross-section - Dimensions; German version EN 1505:1997
适用范围:The document specifies dimensional characteristics of rectangular sheet metal air ducts and duct fittings. It applies to ductwork used in ventilation and air conditioning systems in buildings subject t...
实施日期:2011-04-30
实施日期:1997-12-01
Drilling screws with tapping screw thread -- Mechanical and functional properties
发布日期:1999-09-01 实施日期:1999-09-01
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