High Tensile class 5.6 Threaded Rod Manufacturers in India
Grade 5.6 Bolts
Class 5.6 Stud Bolts
Specification Format of Grade 5.6 Bolts
| Grade 5.6 Fasteners Grades | DIN 933 Grade 12.9 |
| Grade 5.6 Fasteners Standard | ASTM F568, ASME SF568 |
| Grade 5.6 Fasteners Size | Dia 1.6mm to 100 mm Inch 3/4" to 3.1/2" |
| Grade 5.6 Fasteners finish | Zinc plated / Plain / Hot dip galvanised |
Basic Types Of Class 5.6 Threaded Rod
High Tensile Grade 5.6 Fender Washer
F568 Grade 5.6 Hex Nuts
ASTM F568 Grade 5.6 Countersunk Bolts
Grade 5.6 Split Washers
ASTM F568 HT Grade 5.6 Carriage Bolts
ASTM F568 HT Grade 5.6 Square Washers
SF568 HT Grade 5.6 Heavy Hex Nuts
High Tensile Grade 5.6 Concrete Screw
Grade 5.6 Hex Bolt Size Chart
High Tensile class 5.6 Washer Dimension Table
DIA |
M16 |
M20 |
M22 |
M24 |
M27 |
M30 |
M36 |
HARDNESS FOR PL. WASHER |
35 TO 45 HRC |
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Hardness for Hot Dip Galvd washer |
26 HRC |
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Outer Dia (Max) d2 |
34 |
42 |
44 |
50 |
56 |
60 |
72 |
Inner Dia (Min) d1 |
18 |
22 |
24 |
26 |
30 |
33 |
39 |
Thickness (S) |
3.1 TO 4.6 |
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Tolerance for OD Minus(-) |
1.6 |
1.9 |
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Tolerance for ID Plus(+) |
0.43 |
0.52 |
0.62 |
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Class 5.6 Wing Nut Dimension Chart
DIA |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
M14 |
M16 |
M18 |
M20 |
M22 |
M24 |
M27 |
M30 |
M33 |
M36 |
M39 |
M42 |
M45 |
M48 |
M52 |
Pitch |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
2 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3.5 |
3.5 |
4 |
4 |
4.5 |
4.5 |
5 |
5 |
Across Flat (S) Max Min |
7 |
8 |
10 |
13 |
16 |
18 |
21 |
24 |
27 |
30 |
34 |
36 |
41 |
46 |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
6.78 |
7.78 |
9.78 |
12.73 |
15.73 |
17.73 |
20.67 |
23.67 |
26.16 |
29.16 |
33 |
35 |
40 |
45 |
49 |
53.8 |
58.8 |
63.1 |
68.1 |
73.1 |
78.1 |
|
Thickness (M) Max Min |
3.2 |
4.7 |
5.2 |
6.8 |
8.4 |
10.8 |
12.8 |
14.8 |
15.8 |
18 |
19.4 |
21.5 |
23.8 |
25.6 |
28.7 |
31 |
33.4 |
34 |
36 |
38 |
42 |
2.9 |
4.4 |
4.9 |
6.44 |
8.04 |
10.37 |
12.1 |
14.1 |
15.1 |
16.9 |
18.1 |
20.2 |
22.5 |
24.3 |
27.4 |
29.4 |
31.8 |
32.4 |
34.4 |
36.4 |
40.4 |
|
Across corners (E) Min |
7.66 |
8.79 |
11.05 |
14.38 |
17.77 |
20.03 |
23.35 |
26.75 |
29.56 |
32.95 |
37.29 |
39.55 |
45.2 |
50.85 |
55.37 |
60.79 |
66.44 |
71.3 |
76.95 |
82.6 |
88.25 |
Minor Dia at thread (min) |
3.242 |
4.134 |
4.917 |
6.647 |
8.376 |
10.106 |
11.835 |
13.835 |
15.294 |
17.294 |
19.294 |
20.752 |
23.752 |
26.211 |
29.211 |
31.67 |
34.67 |
37.129 |
40.129 |
42.587 |
46.587 |
Minor Dia at thread (max) |
3.422 |
4.334 |
5.153 |
6.912 |
8.676 |
10.441 |
12.210 |
14.210 |
15.744 |
17.774 |
19.774 |
21.252 |
24.252 |
26.771 |
29.771 |
32.27 |
35.27 |
37.799 |
40.799 |
43.297 |
47.297 |
Grade 5.6 Heavy Hex Bolt Dimension Chart
DIA |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
M14 |
M16 |
M18 |
M20 |
M22 |
M24 |
M27 |
M30 |
M33 |
M36 |
M39 |
M42 |
M45 |
M48 |
M52 |
Pitch |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
2.5 |
3 |
3.5 |
4 |
4.5 |
5 |
||||||||
Grade A upto length |
40 |
50 |
60 |
80 |
100 |
120 |
140 |
150 |
Grade A not applicable to these dia’s |
||||||||||||
Head Across Flat (S) Nom = Max Min Grade A Grade B |
7 |
8 |
10 |
13 |
16 |
18 |
21 |
24 |
27 |
30 |
34 |
36 |
41 |
46 |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
6.78 |
7.78 |
9.78 |
12.73 |
15.73 |
17.73 |
20.67 |
23.67 |
26.67 |
29.67 |
33.38 |
35.38 |
Grade A not applicable to these dia’s |
|||||||||
6.64 |
7.64 |
9.64 |
12.57 |
15.57 |
17.57 |
20.16 |
23.16 |
26.16 |
29.16 |
33 |
35 |
40 |
45 |
49 |
53.8 |
58.8 |
63.1 |
68.1 |
73.1 |
78.1 |
|
Head Height (K) Nom Tol + or – Grade A Grade B |
2.8 |
3.5 |
4 |
5.3 |
6.4 |
7.5 |
8.8 |
10 |
11.5 |
12.5 |
14 |
15 |
17 |
18.7 |
21 |
22.5 |
25 |
26 |
28 |
30 |
33 |
0.125 |
0.15 |
0.18 |
0.215 |
Grade A not applicable to these dia’s |
|||||||||||||||||
0.2 |
0.24 |
0.29 |
0.35 |
0.42 |
0.5 |
||||||||||||||||
Across corners e Min Grade A Grade B |
7.66 |
8.79 |
11.05 |
14.38 |
17.77 |
20.03 |
23.36 |
26.75 |
30.14 |
33.53 |
37.72 |
39.98 |
Grade A not applicable to these dia’s |
||||||||
7.5 |
8.63 |
10.89 |
14.2 |
17.59 |
19.85 |
22.78 |
26.17 |
29.56 |
32.95 |
37.29 |
39.55 |
45.2 |
50.85 |
55.37 |
60.79 |
66.44 |
71.3 |
76.95 |
82.6 |
88.25 |
|
Thread Length (b) For lengths < or = 125mm For lengths > 125mm <= 200mm For lengths > 200mm |
14 |
16 |
18 |
22 |
26 |
30 |
34 |
38 |
42 |
46 |
50 |
54 |
60 |
66 |
Not specified as full thread recommended |
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20 |
22 |
24 |
28 |
32 |
36 |
40 |
44 |
48 |
52 |
56 |
60 |
66 |
72 |
78 |
84 |
90 |
96 |
102 |
108 |
116 |
|
33 |
35 |
37 |
41 |
45 |
49 |
53 |
57 |
61 |
65 |
69 |
73 |
79 |
85 |
91 |
97 |
103 |
109 |
115 |
121 |
129 |
|
Major Dia at thread (min) |
3.838 |
4.826 |
5.794 |
7.76 |
9.732 |
11.701 |
13.682 |
15.682 |
17.623 |
19.623 |
21.623 |
23.577 |
26.577 |
29.522 |
32.522 |
35.465 |
38.465 |
41.437 |
44.437 |
47.399 |
51.399 |
Major Dia at thread (max) |
3.978 |
4.976 |
5.974 |
7.972 |
9.968 |
11.966 |
13.962 |
15.962 |
17.958 |
19.958 |
21.958 |
23.952 |
26.952 |
29.947 |
32.947 |
35.94 |
38.94 |
41.937 |
44.937 |
47.929 |
51.929 |
DIA |
1/4 |
5/16 |
3/8 |
7/16 |
1/2 |
9/16 |
5/8 |
3/4 |
7/8 |
1 |
1 1/8 |
1 1/4 |
1 3/8 |
1 1/2 |
1 3/4 |
2 |
BSW Pitch (TPI) |
20 |
18 |
16 |
14 |
12 |
12 |
11 |
10 |
9 |
8 |
7 |
7 |
6 |
5 |
4.5 |
|
BSF PITCH (TPI) |
26 |
22 |
20 |
18 |
16 |
16 |
14 |
12 |
11 |
10 |
9 |
9 |
8 |
8 |
7 |
7 |
Head Across Flat (S) Min Max |
0.438 |
0.518 |
0.592 |
0.702 |
0.812 |
0.912 |
1.000 |
1.190 |
1.288 |
1.468 |
1.640 |
1.815 |
2.005 |
2.175 |
2.520 |
2.700 |
0.445 |
0.525 |
0.600 |
0.710 |
0.820 |
0.920 |
1.010 |
1.200 |
1.300 |
1.480 |
1.670 |
1.860 |
2.050 |
2.220 |
2.580 |
2.760 |
|
Head height (K) Min Max |
0.166 |
0.208 |
0.250 |
0.292 |
0.333 |
0.365 |
0.407 |
0.480 |
0.563 |
0.636 |
0.710 |
0.790 |
0.880 |
0.960 |
1.110 |
1.270 |
0.176 |
0.218 |
0.260 |
0.302 |
0.343 |
0.375 |
0.417 |
0.500 |
0.583 |
0.666 |
0.750 |
0.830 |
0.920 |
1.000 |
1.170 |
1.330 |
|
Across corners e Max |
0.51 |
0.61 |
0.69 |
0.82 |
0.95 |
1.06 |
1.17 |
1.39 |
1.50 |
1.71 |
1.93 |
2.15 |
2.37 |
2.56 |
2.98 |
3.19 |
Thread Length b Min |
Twice the Dia (2D) |
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Major Dia at thread BSW (min) |
0.2427 |
0.3046 |
0.3666 |
0.4285 |
0.4904 |
0.5527 |
0.6147 |
0.7390 |
0.8653 |
0.9897 |
1.1140 |
1.2388 |
1.4879 |
1.7369 |
1.9862 |
|
Major Dia at thread BSW (max) |
0.2488 |
0.3112 |
0.3736 |
0.4360 |
0.4985 |
0.5609 |
0.6233 |
0.7482 |
0.8750 |
1.000 |
1.1250 |
1.250 |
1.500 |
1.750 |
2.000 |
|
Major Dia at thread BSF (min) |
0.2432 |
0.3051 |
0.3671 |
0.4290 |
0.4910 |
0.5533 |
0.6153 |
0.7394 |
0.8658 |
0.9902 |
1.1148 |
1.2395 |
1.3640 |
1.4888 |
1.7380 |
1.9876 |
Major Dia at thread BSF (max) |
0.2489 |
0.3113 |
0.3737 |
0.4361 |
0.4985 |
0.5610 |
0.6234 |
0.7482 |
0.8750 |
1.000 |
1.1250 |
1.250 |
1.375 |
1.500 |
||
Dimension of High Tensile Grade 5.6 Screws
DIA |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
M14 |
M16 |
M18 |
M20 |
M22 |
M24 |
M27 |
M30 |
M33 |
M36 |
M39 |
M42 |
M45 |
M48 |
M52 |
Pitch |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
2 |
2.5 |
2.5 |
2.5 |
3 |
3 |
3.5 |
3.5 |
4 |
4 |
4.5 |
4.5 |
5 |
5 |
Grade A upto length |
40 |
50 |
60 |
80 |
100 |
120 |
140 |
150 |
Grade A not applicable to these dia’s |
||||||||||||
Head Across Flat (S) Max Min(Grade A) Min (Grade B) |
7 |
8 |
10 |
13 |
16 |
18 |
21 |
24 |
27 |
30 |
34 |
36 |
41 |
46 |
50 |
55 |
60 |
65 |
70 |
75 |
80 |
6.78 |
7.78 |
9.78 |
12.73 |
15.73 |
17.73 |
20.67 |
23.67 |
26.67 |
29.67 |
33.38 |
35.38 |
Grade A not applicable to these dia’s |
|||||||||
6.64 |
7.64 |
9.64 |
12.57 |
15.57 |
17.57 |
20.16 |
23.16 |
26.16 |
29.16 |
33 |
35 |
40 |
45 |
49 |
53.8 |
58.8 |
63.1 |
68.1 |
73.1 |
78.1 |
|
Head Thickness (K) Tol + or – Grade A
Grade B |
2.8 |
3.5 |
4 |
5.3 |
6.4 |
7.5 |
8.8 |
10 |
11.5 |
12.5 |
14 |
15 |
17 |
18.7 |
21 |
22.5 |
25 |
26 |
28 |
30 |
33 |
0.125 |
0.15 |
0.18 |
0.215 |
Grade A not applicable to these dia’s |
|||||||||||||||||
0.2 |
0.24 |
0.29 |
0.35 |
0.42 |
0.5 |
||||||||||||||||
Across corners e Min Grade A
Min Grade B |
7.66 |
8.79 |
11.05 |
14.38 |
17.77 |
20.03 |
23.36 |
26.75 |
30.14 |
33.53 |
37.72 |
39.98 |
Grade A not applicable to these dia’s |
||||||||
7.5 |
8.63 |
10.89 |
14.2 |
17.59 |
19.85 |
22.78 |
26.17 |
29.56 |
32.95 |
37.29 |
39.55 |
45.2 |
50.85 |
55.37 |
60.79 |
66.44 |
71.3 |
76.95 |
82.6 |
88.25 |
|
Major Dia at thread (min) |
3.838 |
4.826 |
5.794 |
7.76 |
9.732 |
11.701 |
13.682 |
15.682 |
17.623 |
19.623 |
21.623 |
23.577 |
26.577 |
29.522 |
32.522 |
35.465 |
38.465 |
41.437 |
44.437 |
47.399 |
51.399 |
Major Dia at thread (max) |
3.978 |
4.976 |
5.974 |
7.972 |
9.968 |
11.966 |
13.962 |
15.962 |
17.958 |
19.958 |
21.958 |
23.952 |
26.952 |
29.947 |
32.947 |
35.94 |
38.94 |
41.937 |
44.937 |
47.929 |
51.929 |