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GRATING DEFLECTION TABLE

POINT LOAD kg

UNIFORM LOAD kg

25mm thick supported on four sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

170 190 255

245 250 270

270 280 350

650 700 755

38mm thick supported on four sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

510 530 660

580 600 760

800 890 1030

1430 1880 2200

25mm thick supported on two sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

160 170 195

220 230 245

260 345 360

620 640 650

38mm thick supported on two sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

460 480 500

545 570 575

760 770 790

1400 1430 1430

25mm supported on four sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

290 375 570

355 480 760

750 825 990

3750 4200 4805

38mm thick supported on four sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

730 770 1445

1100 1250 2100

1850 2300 2650

6700 7950 8800

25mm thick supported on two sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

265 340 370

320 470 510

630 825 940

2800 3105 3500

38mm thick supported on two sides Width Length 2m 1.5m 1m

1m

0.9m

0.75m

0.5m

*10mm

*9mm

*7.5mm

*5mm

725 805 890

865 980 1370

1800 1975 2310

4950 5620 7245

* The deflection figures quoted are based on 1/100th of the width

ULTIMATE DESTRUCTION EXAMPLES; Concentrated load, 300 mm wide 12,300 kilos, 450mm wide 7,900 kilos, 900 mm wide 3,700 kilos, 1200 mm wide 1,900 kilos.

Anglia Composites Ltd, Unit 5 Stour Valley Business centre, Sudbury, Suffolk CO10 7GB Tel: 01787 377 322 Fax: 01787 322 433


Fribre Glass Gratings Deflection Table