Specifications
Stringer 165 mm (6.5 in.) Table of Load Ratings at Given Spans
Span |
Deflection1 L/360 |
Load1 L/360 |
Deflection2 L/270 |
Load2 L/270 |
1.2 m 4 ft |
1.8 mm .07 inches |
51.6 (kN/m) 3537 (lb/ft) |
1.8 mm .07 inches |
51.6 (kN/m) 3537 (lb/ft) |
1.53 m 5 ft |
3.3 mm .13 inches |
41.3 (kN/m) 2830 (lb/ft) |
3.3 mm .13 inches |
41.3 (kN/m) 2830 (lb/ft) |
1.83 m 6 ft |
5.1 mm .20 inches |
30.6 (kN/m) 2100 (lb/ft) |
6.8 mm .27 inches |
36.5 (kN/m) 2500 (lb/ft) |
2.13 m 7 ft |
5.9 mm .23 inches |
19.2 (kN/m) 1319 (lb/ft) |
7.9 mm .31 inches |
25.7 (kN/m) 1760 (lb/ft) |
2.44 m 8 ft |
6.8 mm .27 inches |
13.0 (kN/m) 891 (lb/ft) |
9.0 mm .36 inches |
17.3 (kN/m) 1188 (lb/ft) |
2.74 m 9 ft |
7.7 mm .30 inches |
9.1 (kN/m) 621 (lb/ft) |
10.1 mm .40 inches |
12.1 (kN/m) 828 (lb/ft) |
3.05 m 10 ft |
8.5 mm .33 inches |
6.4 (kN/m) 441 (lb/ft) |
11.3 mm .44 inches |
8.6 (kN/m) 588 (lb/ft) |
3.35 m 11 ft |
9.3 mm .37 inches |
5.6 (kN/m) 386 (lb/ft) |
12.4 mm .49 inches |
7.52 (kN/m) 515 (lb/ft) |
3.66 m 12 ft |
10.2 mm .40 inches |
4.4 (kN/m) 298 (lb/ft) |
13.5 mm .53 inches |
5.80 (kN/m) 397 (lb/ft) |
3.96 m 13 ft |
11.0 mm .43 inches |
3.4 (kN/m) 234 (lb/ft) |
14.7 mm .58 inches |
4.56 (kN/m) 312 (lb/ft) |
4.27 m 14 ft |
11.9 mm .47 inches |
2.7 (kN/m) 188 (lb/ft) |
15.8 mm .62 inches |
3.66 (kN/m) 251 (lb/ft) |
4.57 m 15 ft |
12.7 mm .50 inches |
2.2 (kN/m) 152 (lb/ft) |
16.9 mm .67 inches |
2.96 (kN/m) 203 (lb/ft) |
4.88 m 16 ft |
13.5 mm .53 inches |
1.8 (kN/m) 126 (lb/ft) |
18.1 mm .71 inches |
2.45 (kN/m) 168 (lb/ft) |
5.18 m 17 ft |
14.4 mm .57 inches |
1.5 (kN/m) 105 (lb/ft) |
19.2 mm .76 inches |
2.04 (kN/m) 140 (lb/ft) |
5.49 m 18 ft |
15.2 mm .60 inches |
1.3 (kN/m) 88 (lb/ft) |
20.3 mm .80 inches |
1.71 (kN/m) 117 (lb/ft) |
5.79 m 19 ft |
16.1 mm .63 inches |
1.1 (kN/m) 75 (lb/ft) |
21.4 mm .84 inches |
1.46 (kN/m) 100 (lb/ft) |
6.10 m 20 ft. |
16.9 mm .67 inches |
0.93 (kN/m) 64 (lb/ft) |
22.6 mm .89 inches |
1.24 (kN/m) 85 (lb/ft) |
1Deflections based on simple spans.
2Design Load: Dead Load and Live Load
Factor of Safety: 2.2 to 1. Stringer to be laterally supported.
Technical Data
Metric | Imperial | |
Weight* | 7.8 kg/m | 5.2 lb / ft |
1xx | 14.17 x 106 mm4 | 34.04 in4 |
Sx max. | 160 x 103 mm3 | 9.76 in3 |
Sx min. | 139 x 103 mm3 | 8.48 in3 |
Area | 2497 mm2 | 3.87 in2 |
Standard Lengths and Weights
Metric | Imperial |
3.66 m/28.5 kg | 12 ft / 62 lb |
4.27 m /33.3 kg | 14 ft / 73 lb |
4.88 m /38.1 kg | 16 ft / 84 lb |
6.10 / 47.2 kg | 20 ft / 104 lb |