EN 4014 HEX HEAD BOLTS
Parmar Steel EN 4014 Hex Head Bolts are engineered for precision and durability, ideal for heavy-duty applications. Crafted from high-quality steel, these bolts boast exceptional strength and resistance to corrosion, ensuring longevity in diverse environments. Their hexagonal heads facilitate secure tightening with standard tools, enhancing efficiency in construction and industrial projects. Parmar Steel ensures strict adherence to EN 4014 standards, guaranteeing reliable performance and consistent quality. These bolts are designed to withstand high stress and offer excellent load-bearing capabilities, making them suitable for critical structural connections. Whether for machinery, infrastructure, or general assembly, Parmar Steel EN 4014 Hex Head Bolts provide robust solutions backed by precision engineering and rigorous testing.
| Standard | ISO 4014 |
| DIN Standard | DIN931 |
| Place of Origin | India |
| ISO 4014 Bolts Surface treatment | Passivation /plain |
| ISO 4014 Bolts Finishing | Hop Dip Galvanized (HDG) phosphorization, Zinc Plated (Yellow, White, Blue, Black), Geomet, Black Oxide, anodization, Dacroment, Zinc-Nickel plated, Nickel plated, Tin Plated, Brass Plated, Copper Plated, Black Plated, Salt fog test, Gold Plated |
| Size | M2 – M100 |
| Diameter | M3-M60 |
| Length | 6mm-500mm |
| Thread Types of Bolt | Unified national fine (UNF),Unified national coarse (UNC), UNJC and UNJF threads, Unified national extra fine (UNEF), UNK threads, UNR threads, Constant-pitch threads. |
| ISO 4014 Bolts Head | Square, Hex, Hex flange, Round, T-head , Flat & Triangular etc |
| ISO 4014 Bolts Neck type | Square, Hex, Oval, Triangular & Knurled etc |
| ISO 4014 Bolts Drive type | Slotted, Phil, Torx , Hex socket, & square slot etc |
| Application | Nuclear power, Wind tower, Automotive industry, Railway, Electronic, Construction industry, |
| ISO 4014 Bolts Dimensions | ASME B18.6.3 *Exception: screws 6 inches and shorter are fully threaded. |
| Drive Style | Type I |
| Material | stainless steel ss 304/ SS316 A2/A4, 18-8 Stainless Steel, SS303, SS201, SS316, SS304, SS904L, SS316L, A4-70; A2-70; A4-80 |
| Thread Requirements | UNC & UNF, ASME B1.1, Class 2A (Fastenal will inspect and accept parts with a 1A no-go gauge) |
| Finish | Per ASTM A380/A380M |
| Production technology | Cold Forged |
| Manufacturing Process | Cold Heading, Wire Drawing, Heat Treatment, Insert tapping, Inspection, Packing, Surface Plating |
| Surface treatment |
|
| Others | OEM, ODM, ±0.03MM tolerance |
| Coatings | Cadmium, Black Oxide, Teflon, Galvanized, Zinc, Xylan, Others Upon Request |
| Tolerance of stainless steel Hex Bolt | +/-0.01mm to +/-0.05mm |
ISO 4014 BOLT DIMENSIONS
| Diameter (D) | Body Diameter (D) | Across the Flats (F) | Across the Corners © | Head Height (H) | Thread Lengths (T) | |||||
| MAX | MIN | MAX | MIN | MAX | MIN | MAX | MIN | < 6” | > 6” | |
| 1/2 | 0.515 | 0.482 | 0.875 | 0.85 | 1.01 | 0.969 | 0.364 | 0.302 | 1.25 | 1.5 |
| 5/8 | 0.642 | 0.605 | 1.062 | 1.031 | 1.227 | 1.175 | 0.444 | 0.378 | 1.5 | 1.75 |
| 3/4 | 0.768 | 0.729 | 1.25 | 1.212 | 1.443 | 1.383 | 0.524 | 0.455 | 1.75 | 2 |
| 7/8 | 0.895 | 0.852 | 1.438 | 1.394 | 1.66 | 1.589 | 0.604 | 0.531 | 2 | 2.25 |
| 1 | 1.022 | 0.976 | 1.625 | 1.575 | 1.876 | 1.796 | 0.7 | 0.591 | 2.25 | 2.5 |
| 1 1/8 | 1.149 | 1.098 | 1.812 | 1.756 | 2.093 | 2.002 | 0.78 | 0.658 | 2.5 | 2.75 |
| 1 1/4 | 1.277 | 1.223 | 2 | 1.938 | 2.309 | 2.209 | 0.876 | 0.749 | 2.75 | 3 |
| 1 3/8 | 1.404 | 1.345 | 2.188 | 2.119 | 2.526 | 2.416 | 0.94 | 0.81 | 3 | 3.25 |
| 1 1/2 | 1.531 | 1.47 | 2.375 | 2.3 | 2.742 | 2.622 | 1.036 | 0.902 | 3.25 | 3.5 |
| 1 3/4 | 1.785 | 1.716 | 2.75 | 2.662 | 3.175 | 3.035 | 1.196 | 1.054 | 3.75 | 4 |
| 2 | 2.039 | 1.964 | 3.125 | 3.025 | 3.608 | 3.449 | 1.388 | 1.175 | 4.25 | 4.5 |
| 2 1/4 | 2.305 | 2.214 | 3.5 | 3.388 | 4.041 | 3.862 | 1.548 | 1.327 | 4.75 | 5 |
| 2 1/2 | 2.559 | 2.461 | 3.875 | 3.75 | 4.474 | 4.275 | 1.708 | 1.479 | 5.25 | 5.5 |
| 2 3/4 | 2.827 | 2.711 | 4.25 | 4.112 | 4.907 | 4.688 | 1.869 | 1.632 | 5.75 | 6 |
| 3 | 3.081 | 2.961 | 4.625 | 4.475 | 5.34 | 5.102 | 2.06 | 1.815 | 6.25 | 6. |
DIMENSION OF ISO 4014 GRADE 8.8 BOLTS
|
NOMINAL SIZE (D)
|
BODY DIAMETER
|
HEAD THICKNEASTM A193
|
ACROASTM A193 THE FLATS
|
ACROASTM A193 CORNERS
|
||||
|
D (MAX)
|
D (MIN)
|
H (MAX)
|
H (MIN)
|
F (MAX)
|
F (MIN)
|
C (MAX)
|
C (MIN)
|
|
|
m10
|
10.00
|
9.78
|
6.63
|
6.17
|
17.00
|
15.73
|
18.48
|
17.77
|
|
m12
|
12.00
|
11.73
|
7.76
|
4.24
|
19.00
|
17.73
|
20.78
|
20.03
|
|
m14
|
14.00
|
13.73
|
9.09
|
8.51
|
22.00
|
20.67
|
24.25
|
23.35
|
|
m16
|
16.00
|
15.73
|
10.32
|
9.68
|
24.00
|
23.67
|
27.71
|
26.75
|
|
m20
|
20.00
|
19.67
|
12.88
|
12.12
|
30.00
|
29.16
|
34.64
|
32.95
|
|
m24
|
24.00
|
23.67
|
15.44
|
14.56
|
36.00
|
35.00
|
41.57
|
39.55
|
|
m30
|
30.00
|
29.67
|
19.48
|
17.92
|
46.00
|
45.00
|
53.12
|
50.85
|
|
m36
|
36.00
|
35.61
|
23.38
|
21.63
|
55.00
|
53.80
|
63.51
|
60.79
|
|
m42
|
42.00
|
41.38
|
26.97
|
25.03
|
65.00
|
62.90
|
75.06
|
71.71
|
|
m48
|
48.00
|
47.38
|
31.07
|
28.93
|
75.00
|
72.60
|
86.60
|
82.76
|
|
m56
|
56.00
|
55.26
|
36.2
|
33.80
|
85.00
|
82.20
|
98.15
|
93.71
|
|
m64
|
64.00
|
63.26
|
41.32
|
38.68
|
95.00
|
91.80
|
109.70
|
104.65
|
|
m72
|
72.00
|
71.26
|
46.45
|
43.55
|
105.00
|
101.40
|
121.24
|
115.60
|
|
m80
|
80.00
|
79.26
|
51.58
|
48.42
|
115.00
|
111.00
|
132.72
|
126.54
|
|
m90
|
90.00
|
89.13
|
57.74
|
54.26
|
130.00
|
125.50
|
150.11
|
143.07
|
|
m100
|
90.00
|
99.13
|
63.9
|
60.10
|
145.00
|
140.00
|
167.43
|
159.60
|
EN 4014 HEX HEAD BOLTS SIZE CHART
| Nominal Dia Thr Pitch | Thread Dia | Body Dia | Flat Width | Head Height | Length | Thread Length |
| M1.6X.35 | 1.6000 | 1.6000 | 3.2000 | 1.2250 | 12, 16 | 9 |
| M2X.4 | 2.0000 | 2.0000 | 4.0000 | 1.5250 | 16, 20 | 10 |
| M2.5X.45 | 2.5000 | 2.5000 | 5.0000 | 1.8250 | 16, 20, 25 | 11 |
| M3X.5 | 3.0000 | 3.0000 | 5.5000 | 2.1250 | 20 to 30 by 5 | 12 |
| M4X.7 | 4.0000 | 4.0000 | 7.0000 | 2.9250 | 25 to 40 by 5 | 14 |
| M5X0.8 | 5.0000 | 5.0000 | 8.0000 | 3.6500 | 25 to 50 by 5 | 16 |
| M6X1 | 6.0000 | 6.0000 | 10.0000 | 4.1500 | 30 to 50 by 5, 60 | 18 |
| M8X1.25 | 8.0000 | 8.0000 | 13.0000 | 5.4500 | 40 to 70 by 5, 80 | 22 |
| M10X1.5 | 10.0000 | 10.0000 | 16.0000 | 6.5800 | 45 to 70 by 5, 80, 90, 100 | 26 |
| M12X1.75 | 12.0000 | 12.0000 | 18.0000 | 7.6800 | 50 to 70 by 5, 80 to 120 by 10 | 30 |
| M16X2 | 16.0000 | 16.0000 | 24.0000 | 10.1800 | 65, 70 to 160 by 10 | 38, 44 |
| M20X2.5 | 20.0000 | 20.0000 | 30.0000 | 12.7150 | 80 to 160 by 10, 180, 200 | 46, 52 |
| M24X3 | 24.0000 | 24.0000 | 36.0000 | 15.2150 | 90 to 160 by 10, 180 to 240 by 20 | 54, 60, 73 |
| M30X3.5 | 30.0000 | 30.0000 | 46.0000 | 19.1200 | 110 to 160 by 10, 180 to 300 by 20 | 66, 72, 85 |
| M36X4 | 36.0000 | 36.0000 | 55.0000 | 22.9200 | 140, 150, 160, 200 to 360 by 20 | 84, 97 |
| M42X4.5 | 42.0000 | 42.0000 | 65.0000 | 26.4200 | 160 to 440 by 20 | 96, 109 |
| M48X5 | 48.0000 | 48.0000 | 75.0000 | 30.4200 | 180 to 480 by 20 | 108, 121 |
| M56X5.5 | 56.0000 | 56.0000 | 85.0000 | 35.5000 | 220 to 500 by 20 | 137 |
| M64X6 | 64.0000 | 64.0000 | 95.0000 | 40.5000 | 260 to 500 by 20 | 153 |
WEIGHT OF ISO 4014 HEX HEAD BOLTS
| L | WEIGHT IN KG/1000 PCS | |||||||
| 30 | 8.06 | |||||||
| 35 | 9.13 | 18.20 | ||||||
| 40 | 10.20 | 20.30 | 35.00 | |||||
| 45 | 11.30 | 22.20 | 38.00 | 53.60 | ||||
| 50 | 12.30 | 24.20 | 41.10 | 58.10 | 82.00 | |||
| 55 | 13.40 | 25.80 | 43.80 | 62.60 | 88.10 | 115.00 | ||
| 60 | 14.40 | 27.80 | 46.90 | 67.00 | 94.10 | 123.00 | ||
| 65 | 29.80 | 50.00 | 70.30 | 98.80 | 131.00 | 171.00 | 219.00 | |
| 70 | 31.80 | 53.10 | 74.70 | 105.00 | 139.00 | 181.00 | 231.00 | |
| 75 | 33.70 | 56.20 | 79.10 | 111.00 | 147.00 | 191.00 | 243.00 | |
| 80 | 35.70 | 59.30 | 83.60 | 117.00 | 155.00 | 200.00 | 255.00 | |
| 85 | 62.40 | 88.10 | 123.00 | 163.00 | 210.00 | 267.00 | ||
| 90 | 65.50 | 92.40 | 127.00 | 171.00 | 220.00 | 279.00 | ||
| 95 | 68.60 | 96.80 | 133.00 | 179.00 | 230.00 | 291.00 | ||
| 100 | 71.70 | 101.00 | 139.00 | 186.00 | 240.00 | 303.00 | ||
| 110 | 109.00 | 151.00 | 202.00 | 260.00 | 327.00 | |||
| 120 | 118.00 | 164.00 | 218.00 | 280.00 | 351.00 | |||
| 130 | 174.00 | 230.00 | 296.00 | 374.00 | ||||
| 140 | 185.00 | 246.00 | 316.00 | 398.00 | ||||
| 150 | 262.00 | 336.00 | 422.00 | |||||
| 160 | 278.00 | 356.00 | 446.00 | |||||
| 170 | 376.00 | 470.00 | ||||||
| 180 | 396.00 | 494.00 | ||||||
| 190 | 519.00 | |||||||
| 200 | 544.00 |
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