Steel Cord Belts Selection Chart
 
Belt Strength (ST-NO.)
Max Cord Diametr (mm)
Composition
Pitch (mm)
Standard Cover
Thickness t1 t2 (mm)
Belt Weight (Kg/m2)
Min. Pulley Diameter (mm)
St-630 3.0 K6X7+IWS 10 5X5 19.1 800
St-800 3.5 K6X7+IWS 10 5X5 20.2 800
St-1000 4.0 K6X7+IWS 12 6X6 24.0 800
St-1250 4.5 K6X7+IWS 12 6X6 25.4 800
St-1600 5.0 K6X19+IWS 12 6X6 27.2 1000
St-2000 6.0 K6X19+IWS 12 8X6 32.6 1000
St-2500 7.2 K6X19W+IWS 15 8X6 36.6 1250
St-3150 8.1 K6X19W+IWS 15 8X8 42.7 1400
St-3500 8.6 K6X19W+IWS 15 8X8 44.9 1500
St-4000 8.9 K6X19W+IWS 15 8X8 46.6 1600
St-4500 9.7 K6X19W+IWS 16 8X8 49.0 1800
St-5000 10.9 K6X19W+IWS 17 8.5X8.5 53.6 1800
St-5400 11.3 K6X19W+IWS 17 9X9 57.5 2000
 
 
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Min. Pulley Diameter (mm)