INTRODUCCIÓN
Tabla 1-3 Serie métrica con roscas gruesas — Con recubrimiento de zinc
Designación de serie,
roscas por pulgadas y
tamaño nominal
M4x0.7
M5x0.8
M6x1.0
M8x1.25
M10x1.5
M12x1.75
M14x2
M16x2
M18x2.5
M20x2.5
M22x2.5
M24x3
1-12
Categoría de
propiedades
Máximo
10.9
3.6
12.9
4.2
10.9
7.2
12.9
8.4
8.8
8.3
10.9
12.2
12.9
14.3
8.8
20.2
10.9
29.6
12.9
34.7
8.8
40.0
10.9
58.7
12.9
68.7
8.8
69.7
10.9
102.4
12.9
119.8
8.8
111.4
10.9
163.6
12.9
191.5
8.8
172.8
10.9
253.8
12.9
296.9
8.8
246.2
10.9
350.7
12.9
410.4
8.8
348.0
10.9
495.6
12.9
580.0
8.8
474.4
10.9
675.7
12.9
790.7
8.8
601.3
10.9
856.4
12.9
1002.2
Published 09-05-2019, Control # 665-01
MANUAL DE SERVICIO DE LA SERIE NBT50L
Par de apriete (Nm)
Nominal
Mínimo
3.5
4.1
7.0
8.2
8.1
11.9
13.9
19.7
28.9
33.8
39.0
57.2
67.0
68.0
99.8
116.8
108.6
159.5
186.7
168.5
247.4
289.5
240.1
341.9
400.1
339.3
483.2
565.5
462.6
658.8
770.9
586.3
835.0
977.1
3.4
4.0
6.8
8.0
7.9
11.6
13.6
19.2
28.2
33.0
38.0
55.8
65.3
66.2
97.2
113.8
105.8
155.4
181.9
164.1
241.1
282.1
233.9
333.2
389.9
330.6
470.8
551.0
450.7
641.9
751.2
571.3
813.6
952.1