Mattresses shall be made of hexagonal double- twisted mild steel wire mesh Mattresses shall be supplied in various lenghts, widths and height. The tolerances of mattress' dimensions are ±3% in length,±3% in width and ±2.5cm n height acc. torelated standarts. In order to strengthen the mattresses, all the edges of the selvedged with a wire of greater diameter Usually the mattrsses having bigger length than2 meter is divided into compatsmemts by the panes positioned per 1 meter. |
|