∑ – Purlins

Being more robust than their C or Z counterparts, Mezher Sigma purlins can span over extended lengths under heavy loads.

The small rib on the web allow the increase in the depth of the section and prevent local buckling to occur.

Sigma purlins are cold formed from hi-tensile hot dip galvanized steel  according to BS EN 10142:2000 and BS EN10147:2000.

Category:

Description

DIMENSIONS CHARACTERISTICS
Type h
mm		 b
mm		 e
mm		 A
cm2		 G
kg/m		 Ix
cm4		 Wx
cm3		 rx
cm		 ly
cm4		 Wy
cm3		 ry
cm
M∑- 3020 295 75 2.0 10.64 12.45 1247 505 10.80 6265 432 24.26
M∑- 3025 295 75 2.5 12.87 15.10 1531 610 10.88 7581 518 24.27
M∑- 3030 295 75 3.0 15.10 23.95 1815 715 10.96 8897 603 24.30
M∑- 4020 395 175 2.0 12.64 14.00 2565 1026 14.25 6333 326 22.4
M∑- 4025 395 175 2.5 15.37 17.60 3137 1226 14.27 7663 391 22.4
M∑- 4030 395 175 3.0 18.09 21.35 3708 1426 14.30 8992 456 22.4

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