TABELLA VALORI PRECARICHI ASSIALI E COPPIE DI SERRAGGIO
AXIAL PRELOAD AND TIGHTENING TORQUE VALUES
Rev. 6-FV
13 July 2022
MATERIALE
MATERIAL
ROTTURA
(TENSILE)
MPa
SNERVAMENTO
(YIELD)
MPa
COEFFICIENTE
DI ATTRITO
UNDERHEAD
COEFFICIENT OF
FRICTION
k
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
N-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-cm
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
ft-lb
1,000
1,250
1,500
1,750
2,000
2,000
2,500
2,500
2,500
3,000
3,500
6.8
6.8
6.8
6.8
6.8
6.8
6.8
6.8
6.8
6.8
6.8
600,00
600,00
600,00
600,00
600,00
600,00
600,00
600,00
600,00
600,00
600,00
480,00
480,00
480,00
480,00
480,00
480,00
480,00
480,00
480,00
480,00
480,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
6,09
14,76
29,23
50,96
81,45
126,34
174,61
246,75
336,41
426,39
847,61
62,05
150,52
298,03
519,69
830,60
1288,28
1780,54
2516,18
3430,42
4347,95
8643,19
0,62
1,51
2,98
5,20
8,31
12,88
17,81
25,16
34,30
43,48
86,43
4,49
10,89
21,56
37,59
60,08
93,18
128,79
182,00
248,12
314,49
625,16
6,000
8,000
10,000
12,000
14,000
16,000
18,000
20,000
22,000
24,000
30,000
1,000
1,250
1,500
1,750
2,000
2,000
2,500
2,500
2,500
3,000
3,500
8.8
8.8
8.8
8.8
8.8
8.8
8.8
8.8
8.8
8.8
8.8
800,00
800,00
800,00
800,00
800,00
800,00
800,00
800,00
800,00
800,00
800,00
640,00
640,00
640,00
640,00
640,00
640,00
640,00
640,00
640,00
640,00
640,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
8,11
19,68
38,97
67,95
108,61
168,45
232,81
329,00
448,55
568,52
1130,14
82,74
200,69
397,37
692,92
1107,47
1717,71
2374,05
3354,90
4573,89
5797,27
11524,26
0,83
2,01
3,97
6,93
11,07
17,18
23,74
33,55
45,74
57,97
115,24
5,98
14,52
28,74
50,12
80,10
124,24
171,72
242,66
330,83
419,32
833,55
M6
M8
M10
M12
M14
M16
M18
M20
M22
M24
M30
6,000
8,000
10,000
12,000
14,000
16,000
18,000
20,000
22,000
24,000
30,000
1,000
1,250
1,500
1,750
2,000
2,000
2,500
2,500
2,500
3,000
3,500
10.9
10.9
10.9
10.9
10.9
10.9
10.9
10.9
10.9
10.9
10.9
1000,00
1000,00
1000,00
1000,00
1000,00
1000,00
1000,00
1000,00
1000,00
1000,00
1000,00
900,00
900,00
900,00
900,00
900,00
900,00
900,00
900,00
900,00
900,00
900,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
11,41
27,68
54,80
95,56
152,73
236,88
327,40
462,66
630,77
799,48
1589,26
116,35
282,22
558,81
974,42
1557,37
2415,53
3338,51
4717,83
6432,03
8152,41
16205,99
1,16
2,82
5,59
9,74
15,57
24,16
33,39
47,18
64,32
81,52
162,06
8,42
20,41
40,42
70,48
112,64
174,72
241,47
341,24
465,23
589,66
1172,18
M6
M8
M10
M12
M14
M16
M18
M20
M22
M24
M30
6,000
8,000
10,000
12,000
14,000
16,000
18,000
20,000
22,000
24,000
30,000
1,000
1,250
1,500
1,750
2,000
2,000
2,500
2,500
2,500
3,000
3,500
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
12.9
1200,00
1200,00
1200,00
1200,00
1200,00
1200,00
1200,00
1200,00
1200,00
1200,00
1200,00
1080,00
1080,00
1080,00
1080,00
1080,00
1080,00
1080,00
1080,00
1080,00
1080,00
1080,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
13,69
33,21
65,76
114,67
183,27
284,26
392,88
555,19
756,92
959,37
1907,12
139,62
338,66
670,57
1169,31
1868,85
2898,64
4006,21
5661,40
7718,44
9782,90
19447,18
1,40
3,39
6,71
11,69
18,69
28,99
40,06
56,61
77,18
97,83
194,47
10,10
24,50
48,50
84,58
135,17
209,66
289,77
409,49
558,27
707,60
1406,62
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
9,92
20,44
36,25
58,02
88,51
127,67
176,21
312,92
504,00
755,64
1109,32
1558,87
2115,78
2791,53
3597,60
4545,47
5646,62
6912,54
101,20
208,43
369,64
591,66
902,52
1301,91
1796,80
3190,90
5139,34
7705,43
11311,91
15896,06
21574,95
28465,66
36685,28
46350,87
57579,52
70488,31
1,01
2,08
3,70
5,92
9,03
13,02
17,97
31,91
51,39
77,05
113,12
158,96
215,75
284,66
366,85
463,51
575,80
704,88
7,32
15,08
26,74
42,79
65,28
94,17
129,96
230,80
371,73
557,33
818,19
1149,76
1560,52
2058,92
2653,45
3352,56
4164,73
5098,42
DIMENSIONE
NOMINALE
NOMINAL
DIMENSION
DIAMETRO
DIAMETER
mm
PASSO
PITCH
mm
M6
M8
M10
M12
M14
M16
M18
M20
M22
M24
M30
6,000
8,000
10,000
12,000
14,000
16,000
18,000
20,000
22,000
24,000
30,000
M6
M8
M10
M12
M14
M16
M18
M20
M22
M24
M30
1 DI 5
NOTE
NOTES
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
TABELLA VALORI PRECARICHI ASSIALI E COPPIE DI SERRAGGIO
AXIAL PRELOAD AND TIGHTENING TORQUE VALUES
Rev. 6-FV
13 July 2022
MATERIALE
MATERIAL
ROTTURA
(TENSILE)
MPa
SNERVAMENTO
(YIELD)
MPa
COEFFICIENTE
DI ATTRITO
UNDERHEAD
COEFFICIENT OF
FRICTION
k
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
N-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-cm
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
ft-lb
NOTE
NOTES
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
A193 Gr. B7
860,00
860,00
795,00
795,00
795,00
795,00
795,00
690,00
725,00
725,00
655,00
655,00
655,00
655,00
655,00
515,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
9984,60
13853,50
16814,16
21998,27
28151,24
35356,04
43695,66
41870,75
101814,62
141266,43
171456,76
224319,96
287062,73
360531,26
445571,76
426962,84
1018,15
1412,66
1714,57
2243,20
2870,63
3605,31
4455,72
4269,63
7364,25
10217,80
12401,47
16225,07
20763,25
26077,24
32228,22
30882,23
(5)
(5)
(6)
(6)
(6)
(6)
(6)
(7)
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
A193 Gr. B7M
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
7,53
15,51
27,50
44,02
67,14
96,86
133,67
237,39
382,34
573,25
841,55
1182,59
1605,07
2117,71
2729,21
3448,29
4283,64
5244,00
7574,53
10509,56
76,77
158,12
280,42
448,84
684,67
987,66
1363,09
2420,68
3898,81
5845,50
8581,45
12059,08
16367,20
21594,64
27830,21
35162,73
43681,02
53473,89
77238,68
107167,64
0,77
1,58
2,80
4,49
6,85
9,88
13,63
24,21
38,99
58,45
85,81
120,59
163,67
215,95
278,30
351,63
436,81
534,74
772,39
1071,68
5,55
11,44
20,28
32,46
49,52
71,44
98,59
175,09
282,00
422,81
620,70
872,23
1183,84
1561,94
2012,96
2543,32
3159,45
3867,77
5586,68
7751,44
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
2_3/4" - 8 UN
3" - 8 UN
3_1/4" - 8 UN
3_1/2" - 8 UN
3_3/4" - 8 UN
4" - 8 UN
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
69,850
76,200
82,550
88,900
95,250
101,600
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
A193 Gr. B8 Cl. 1
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
2,81
5,78
10,25
16,41
25,03
36,10
49,82
88,48
142,51
213,67
313,67
440,78
598,25
789,33
1017,25
1285,27
1596,63
1954,58
2823,23
3917,20
5262,45
6884,96
8810,69
11065,63
13675,74
16667,00
28,61
58,94
104,52
167,30
255,19
368,13
508,06
902,25
1453,19
2178,78
3198,54
4494,75
6100,50
8048,91
10373,08
13106,11
16281,11
19931,18
28788,96
39944,30
53662,04
70207,01
89844,06
112838,03
139453,76
169956,08
0,29
0,59
1,05
1,67
2,55
3,68
5,08
9,02
14,53
21,79
31,99
44,95
61,01
80,49
103,73
131,06
162,81
199,31
287,89
399,44
536,62
702,07
898,44
1128,38
1394,54
1699,56
2,07
4,26
7,56
12,10
18,46
26,63
36,75
65,26
105,11
157,59
231,35
325,11
441,25
582,18
750,28
947,97
1177,61
1441,62
2082,31
2889,17
3881,38
5078,07
6498,42
8161,58
10086,69
12292,93
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
860,00
860,00
860,00
860,00
860,00
860,00
860,00
795,00
795,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
550,00
550,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
9,44
19,45
34,50
55,22
84,23
121,51
167,70
237,39
382,34
96,31
198,37
351,80
563,10
858,95
1239,06
1710,06
2420,68
3898,81
0,96
1,98
3,52
5,63
8,59
12,39
17,10
24,21
38,99
6,97
14,35
25,45
40,73
62,13
89,62
123,69
175,09
282,00
DIMENSIONE
NOMINALE
NOMINAL
DIMENSION
DIAMETRO
DIAMETER
mm
PASSO
PITCH
mm
2_1/4" - 8 UN
2_1/2" - 8 UN
2_3/4" - 8 UN
3" - 8 UN
3_1/4" - 8 UN
3_1/2" - 8 UN
3_3/4" - 8 UN
4" - 8 UN
57,150
63,500
69,850
76,200
82,550
88,900
95,250
101,600
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
2 DI 5
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
TABELLA VALORI PRECARICHI ASSIALI E COPPIE DI SERRAGGIO
AXIAL PRELOAD AND TIGHTENING TORQUE VALUES
Rev. 6-FV
13 July 2022
MATERIALE
MATERIAL
ROTTURA
(TENSILE)
MPa
SNERVAMENTO
(YIELD)
MPa
COEFFICIENTE
DI ATTRITO
UNDERHEAD
COEFFICIENT OF
FRICTION
k
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
N-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-cm
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
ft-lb
NOTE
NOTES
3,175
3,175
3,175
3,175
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
A193 Gr. B8 Cl. 2
725,00
725,00
725,00
690,00
450,00
450,00
450,00
345,00
0,15
0,15
0,15
0,15
469,02
688,54
967,58
1006,82
4782,68
7021,19
9866,52
10266,70
47,83
70,21
98,67
102,67
345,93
507,84
713,65
742,59
(3)
(3)
(3)
(4)
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
69,850
76,200
82,550
88,900
95,250
101,600
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
A193 Gr. B8M Cl. 1
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
205,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
2,81
5,78
10,25
16,41
25,03
36,10
49,82
88,48
142,51
213,67
313,67
440,78
598,25
789,33
1017,25
1285,27
1596,63
1954,58
2823,23
3917,20
5262,45
6884,96
8810,69
11065,63
13675,74
16667,00
28,61
58,94
104,52
167,30
255,19
368,13
508,06
902,25
1453,19
2178,78
3198,54
4494,75
6100,50
8048,91
10373,08
13106,11
16281,11
19931,18
28788,96
39944,30
53662,04
70207,01
89844,06
112838,03
139453,76
169956,08
0,29
0,59
1,05
1,67
2,55
3,68
5,08
9,02
14,53
21,79
31,99
44,95
61,01
80,49
103,73
131,06
162,81
199,31
287,89
399,44
536,62
702,07
898,44
1128,38
1394,54
1699,56
2,07
4,26
7,56
12,10
18,46
26,63
36,75
65,26
105,11
157,59
231,35
325,11
441,25
582,18
750,28
947,97
1177,61
1441,62
2082,31
2889,17
3881,38
5078,07
6498,42
8161,58
10086,69
12292,93
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
A193 Gr. B8M Cl. 2
760,00
760,00
760,00
760,00
760,00
760,00
760,00
690,00
690,00
655,00
655,00
655,00
620,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
550,00
550,00
450,00
450,00
450,00
345,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
8,97
18,47
32,75
52,42
79,96
115,35
159,19
237,39
382,34
469,02
688,54
967,58
1006,82
91,42
188,31
333,95
534,53
815,38
1176,21
1623,31
2420,68
3898,81
4782,68
7021,19
9866,52
10266,70
0,91
1,88
3,34
5,35
8,15
11,76
16,23
24,21
38,99
47,83
70,21
98,67
102,67
6,61
13,62
24,15
38,66
58,98
85,08
117,41
175,09
282,00
345,93
507,84
713,65
742,59
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
655,00
620,00
620,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
515,00
450,00
450,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
7,05
14,52
25,75
41,22
62,87
90,69
125,17
222,28
358,01
536,77
788,00
1107,34
1502,93
1982,95
2555,53
3228,85
4011,05
4910,29
6197,34
8598,73
71,88
148,06
262,57
420,28
641,10
924,81
1276,35
2266,64
3650,70
5473,51
8035,36
11291,68
15325,65
20220,44
26059,20
32925,10
40901,32
50071,01
63195,28
87682,61
0,72
1,48
2,63
4,20
6,41
9,25
12,76
22,67
36,51
54,74
80,35
112,92
153,26
202,20
260,59
329,25
409,01
500,71
631,95
876,83
5,20
10,71
18,99
30,40
46,37
66,89
92,32
163,95
264,06
395,90
581,20
816,73
1108,50
1462,54
1884,86
2381,47
2958,39
3621,64
4570,92
6342,09
DIMENSIONE
NOMINALE
NOMINAL
DIMENSION
DIAMETRO
DIAMETER
mm
PASSO
PITCH
mm
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
25,400
28,575
31,750
34,925
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
2_3/4" - 8 UN
3" - 8 UN
3_1/4" - 8 UN
3_1/2" - 8 UN
3_3/4" - 8 UN
4" - 8 UN
3 DI 5
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(3)
(3)
(3)
(4)
TABELLA VALORI PRECARICHI ASSIALI E COPPIE DI SERRAGGIO
AXIAL PRELOAD AND TIGHTENING TORQUE VALUES
Rev. 6-FV
13 July 2022
MATERIALE
MATERIAL
ROTTURA
(TENSILE)
MPa
SNERVAMENTO
(YIELD)
MPa
COEFFICIENTE
DI ATTRITO
UNDERHEAD
COEFFICIENT OF
FRICTION
k
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
N-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-cm
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
ft-lb
3,175
3,175
A193 Gr. B8M2 Cl. 2B
A193 Gr. B8M2 Cl. 2B
550,00
550,00
380,00
380,00
0,15
0,15
9754,78
12762,36
99471,09
130139,82
994,71
1301,40
7194,75
9413,02
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
A320 Gr. L7
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
9,92
20,44
36,25
58,02
88,51
127,67
176,21
312,92
504,00
755,64
1109,32
1558,87
2115,78
2791,53
3597,60
4545,47
5646,62
6912,54
9984,60
13853,50
101,20
208,43
369,64
591,66
902,52
1301,91
1796,80
3190,90
5139,34
7705,43
11311,91
15896,06
21574,95
28465,66
36685,28
46350,87
57579,52
70488,31
101814,62
141266,43
1,01
2,08
3,70
5,92
9,03
13,02
17,97
31,91
51,39
77,05
113,12
158,96
215,75
284,66
366,85
463,51
575,80
704,88
1018,15
1412,66
7,32
15,08
26,74
42,79
65,28
94,17
129,96
230,80
371,73
557,33
818,19
1149,76
1560,52
2058,92
2653,45
3352,56
4164,73
5098,42
7364,25
10217,80
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
2_3/4" - 8 UN
3" - 8 UN
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
69,850
76,200
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
A320 Gr. L7M
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
690,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
550,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
7,53
15,51
27,50
44,02
67,14
96,86
133,67
237,39
382,34
573,25
841,55
1182,59
1605,07
2117,71
2729,21
3448,29
4283,64
5244,00
7574,53
10509,56
14118,76
18471,83
76,77
158,12
280,42
448,84
684,67
987,66
1363,09
2420,68
3898,81
5845,50
8581,45
12059,08
16367,20
21594,64
27830,21
35162,73
43681,02
53473,89
77238,68
107167,64
143971,32
188360,27
0,77
1,58
2,80
4,49
6,85
9,88
13,63
24,21
38,99
58,45
85,81
120,59
163,67
215,95
278,30
351,63
436,81
534,74
772,39
1071,68
1439,71
1883,60
5,55
11,44
20,28
32,46
49,52
71,44
98,59
175,09
282,00
422,81
620,70
872,23
1183,84
1561,94
2012,96
2543,32
3159,45
3867,77
5586,68
7751,44
10413,45
13624,10
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
860,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
725,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
9,92
20,44
36,25
58,02
88,51
127,67
176,21
312,92
504,00
755,64
1109,32
1558,87
2115,78
2791,53
3597,60
4545,47
5646,62
6912,54
9984,60
101,20
208,43
369,64
591,66
902,52
1301,91
1796,80
3190,90
5139,34
7705,43
11311,91
15896,06
21574,95
28465,66
36685,28
46350,87
57579,52
70488,31
101814,62
1,01
2,08
3,70
5,92
9,03
13,02
17,97
31,91
51,39
77,05
113,12
158,96
215,75
284,66
366,85
463,51
575,80
704,88
1018,15
7,32
15,08
26,74
42,79
65,28
94,17
129,96
230,80
371,73
557,33
818,19
1149,76
1560,52
2058,92
2653,45
3352,56
4164,73
5098,42
7364,25
DIMENSIONE
NOMINALE
NOMINAL
DIMENSION
DIAMETRO
DIAMETER
mm
PASSO
PITCH
mm
2_3/4" - 8 UN
3" - 8 UN
69,850
76,200
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
4 DI 5
NOTE
NOTES
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
(5)
TABELLA VALORI PRECARICHI ASSIALI E COPPIE DI SERRAGGIO
AXIAL PRELOAD AND TIGHTENING TORQUE VALUES
Rev. 6-FV
13 July 2022
MATERIALE
MATERIAL
ROTTURA
(TENSILE)
MPa
SNERVAMENTO
(YIELD)
MPa
COEFFICIENTE
DI ATTRITO
UNDERHEAD
COEFFICIENT OF
FRICTION
k
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
N-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-cm
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
kgf-m
COPPIA
SERRAGGIO
TIGHTENING
TORQUE
ft-lb
3,175
3,175
3,175
A320 Gr. L43
A320 Gr. L43
A320 Gr. L43
860,00
860,00
860,00
725,00
725,00
725,00
0,15
0,15
0,15
13853,50
18611,10
24349,23
141266,43
189780,38
248293,09
1412,66
1897,80
2482,93
10217,80
13726,82
17959,05
6,350
7,938
9,525
11,113
12,700
14,288
15,875
19,050
22,225
25,400
28,575
31,750
34,925
38,100
41,275
44,450
47,625
50,800
57,150
63,500
69,850
76,200
1,270
1,411
1,588
1,814
1,954
2,117
2,309
2,540
2,822
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
3,175
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
B446 - N06625 Cl. 1
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
825,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
415,00
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
0,15
5,68
11,70
20,75
33,21
50,66
73,08
100,86
179,12
288,49
432,54
634,99
892,32
1211,10
1597,91
2059,31
2601,89
3232,20
3956,83
5715,32
7929,94
10653,25
13937,84
57,93
119,31
211,59
338,67
516,61
745,23
1028,51
1826,51
2941,83
4410,69
6475,09
9099,12
12349,80
16294,14
20999,16
26531,88
32959,31
40348,48
58280,09
80862,86
108632,91
142126,39
0,58
1,19
2,12
3,39
5,17
7,45
10,29
18,27
29,42
44,11
64,75
90,99
123,50
162,94
209,99
265,32
329,59
403,48
582,80
808,63
1086,33
1421,26
4,19
8,63
15,30
24,50
37,37
53,90
74,39
132,11
212,78
319,03
468,34
658,14
893,26
1178,56
1518,87
1919,05
2383,95
2918,41
4215,40
5848,81
7857,42
10280,01
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)(9)
(8)
(8)
(8)
(8)
(8)
(8)
(8)
(8)
6,350
7,938
9,525
11,113
12,700
14,288
1,270
1,411
1,588
1,814
1,954
2,117
B150 - C63000 HR50
B150 - C63000 HR50
B150 - C63000 HR50
B150 - C63000 HR50
B150 - C63000 HR50
B150 - C63000 HR50
690,00
690,00
690,00
690,00
690,00
690,00
345,00
345,00
345,00
345,00
345,00
345,00
0,15
0,15
0,15
0,15
0,15
0,15
4,72
9,73
17,25
27,61
42,12
60,76
48,16
99,19
175,90
281,55
429,47
619,53
0,48
0,99
1,76
2,82
4,29
6,20
3,48
7,17
12,72
20,36
31,06
44,81
(10)(11)
(10)(11)
(10)(11)
(10)(11)
(10)(11)
(10)(11)
DIMENSIONE
NOMINALE
NOMINAL
DIMENSION
DIAMETRO
DIAMETER
mm
PASSO
PITCH
mm
2_1/2" - 8 UN
2_3/4" - 8 UN
3" - 8 UN
63,500
69,850
76,200
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
5/8" - 11 UNC
3/4" - 10 UNC
7/8" - 9 UNC
1" - 8 UNC
1_1/8" - 8 UN
1_1/4" - 8 UN
1_3/8" - 8 UN
1_1/2" - 8 UN
1_5/8" - 8 UN
1_3/4" - 8 UN
1_7/8" - 8 UN
2" - 8 UN
2_1/4" - 8 UN
2_1/2" - 8 UN
2_3/4" - 8 UN
3" - 8 UN
1/4" - 20 UNC
5/16" - 18 UNC
3/8" - 16 UNC
7/16" - 14 UNC
1/2" - 13 UNC
9/16" - 12 UNC
NOTE - NOTES :
(1) FINO A 19 compreso - TILL 19 included
(2) > 19 FINO A 25 compreso - MORE THAN 19 TILL 25 included
(3) > 25 FINO A 32 compreso - MORE THAN 25 TILL 32 included
(4) > 32 FINO A 38 compreso - MORE THAN 32 TILL 38 included
(5) FINO A 64 compreso - TILL 64 included
(6) > 64 FINO A 100 compreso - MORE THAN 64 TILL 100 included
(7) > 100 FINO A 175 compreso - MORE THAN 100 TILL 175 included
(8) Classe 1 : STATO RICOTTO - Class 1 : ANNEALED CONDITION
(9) UGUALE A ASTM F-468 N06625 Fino a diametro nominale 1,5" (compreso) - Equal to ASTM F-468 N06625 till to size dia. 1,5" (included).
(10) Definizione trattamento - Temper condition HR50 : TRAFILATO E DISTENSIONE ALLA TRAZIONE - DRAWN AND STRESS RELIEVED.
(11) MASSIMA DIMENSIONE APPLICABILE PER TONDI O BARRE ESAGONALI FINO A 1" (25 mm) - MAXIMUM VALUE FOR BAR AND ROD SIZE 1"(25 mm).
FILETTATURA METRICA IN ACCORDO ISO - METRIC THREADS ACCORDING TO ISO
FILETTATURA IN POLLICI IN ACCORDO ASME B1.1 - INCHES THREADS ACCORDING ASME B1.1
COEFFICIENTE ATTRITO TRA LE SUPERFICI (k) VALIDO PER SUPERFICI OLIATE - COEFFICIENT OF FRICTION (k) VALID FOR LUBRICATED SURFACES.
PER BULLONERIA SU SUPERFICI A SECCO AUMENTARE IL VALORE DELLA COPPIA DI SERRAGGIO DEL 20%
BOLTINGS ON DRY SURFACES INCREASE TIGHTENING TORQUE VALUE OF 20%.
PER BULLONERIA ZINCATA RIDURRE IL VALORE DELLA COPPIA DI SERRAGGIO DEL 10%
FOR GALVANIZING BOLTINGS REDUCE TIGHTENING TORQUE VALUE OF 10%.
PER BULLONERIA CADMIATA RIDURRE IL VALORE DELLA COPPIA DI SERRAGGIO DEL 20%
FOR CADMIUM PLATED BOLTINGS REDUCE TIGHTENING TORQUE VALUE OF 20%.
PER BULLONERIA RIVESTITA IN TEFLON RIDURRE IL VALORE DELLA COPPIA DI SERRAGGIO DEL 35%
FOR PTFE COATED BOLTINGS REDUCE TIGHTENING TORQUE VALUE OF 35%.
CONVERSIONE - CONVERSION : MPa = N/mm^2
5 DI 5
NOTE
NOTES