Dimensions,mass per unit length and permissible deviations and shape product according to Egyption standards ES:262-2/2009

Size 10mm 12mm 14mm 16mm 18mm 20mm 22mm 25mm


1

Mass per unit length

(kg/m)
Nominal 0.617 0.888 1.210 1.580 2.000 2.470 2.980 3.850
min 0.580 0.835 1.150 1.501 1.900 2.347 2.831 3.696
max 0.654 0.941 1.271 1.659 2.100 2.594 3.129 4.004


2

Transverse
rib (mm)
Height
  mm 
min 0.65 0.78 0.91 1.04 1.17 1.30 1.43 1.63
max 1.20 1.44 1.68 1.92 2.16 2.40 2.64 3.00
Width
  mm
min 0.80 0.96 1.12 1.28 1.44 1.60 1.76 2.00
max 1.20 1.44 1.68 1.92 2.16 2.40 2.64 3.00


3

Longitudinal
 rib (mm)
Height
  mm 
min 0.30 0.36 0.42 0.48 0.54 0.60 0.66 0.75
max 1.20 1.44 1.68 1.92 2.16 2.40 2.64 3.00
Width
  mm
min 0.80 0.96 1.12 1.28 1.44 1.60 1.76 2.00
max 2.0 2.4 2.8 3.2 3.6 4.0 4.40 5.00

4
Rib spacing,c
 range (mm)
Min 5 6 7 8 9 10 11 12.50
Max 8 9.6 11.2 11.8 14.4 16 17.6 20.00
5 The spacing between missing ribs Max 2.5 3 3.5 4 4.5 5 5.5 6.25
6 Size  Color Green Red Without Blue White Brown Yellow Gray
7 Transverese-rib flank inclination , α
α ≥35