BS EN 2590:2017 pdf free download.Aerospace series – Steel Sheets and plates , hot rolled – Dimensions.
1 Scope
BS EN 2590 defines the dimensions and tolerances of sheets and plates, hot rolled, in steel, used
in aerospace constructions.
2 Normative references
The following documents, in whole or in part, are normatively referenced in BS EN 2590 and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
3 Required characteristics
3.1 MaterIals
Steels EN 2209, EN 2212, EN 2215, EN 2216, EN 2217, EN 2228, EN 2246, EN 2250, EN 2273, EN 2276,
EN 2280, EN 2467, EN 2538, EN 2540, EN 2543, EN 2770, EN 2773, EN 2776.
3.2 Form
In accordance with Figure 1.
3.3.2 WIdths
Widths are not defined.
3.3.3 Lengths
Lengths are not defined.
3.4 DimensIonal tolerances
3.4.1 ThIcknesses
In accordance with Table 3.
Measurements shall be taken at least 20 mm from the edge.
3.5 Form tolerances
3.5.1 Squareness
In ccordince with Figure 1 an ‘lahie b.
Difference of the diagonals. See Figure 1.
3.5.3 Flatness
3.5.3.1 Method of measurement
The sheet or plate shall be placed on a flat surface, under its own mass.
The raised surface is given by the measurement of the max. distance between the sheet or plate and a reference line which coincides in two points with the sheet or plate, see Figure 3.