JiangYin XiangGu Hardware Products Co.,Ltd
JiangYin XiangGu Hardware Products Co.,Ltd Focus on supplying high quality fasteners.
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ISO4014/GB5782 A4-80 High Strength Stainless Steel Hex Head Screws Hex Bolts Half Thread
Product Description:
Stainless steel A4-80 Hex Bolts have high strength tensile and excellent resistance to chemicals and salt water.
Marking of hexagon head bolts and screws,the Key is manufacturer's identification mark,steel grade,property class.
Mechanical properties:
| Steel Grade | A4 |
| Property Class | 80 |
| Tensile Strength | 800Mpa min. |
| Stress at 0.2% permanent strain | 600Mpa min. |
| Elongation after fracture | 0.3d |
Product Specifications:
| Hex bolt partially threaded GradeA and B | ||||||||||||||
| GB/T 5782-2016 & ISO 4014-2011 | ||||||||||||||
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| d | P(mm) | b (mm) | ds (mm) | k (mm) | s (mm) | |||||||||
| min | max | A | B | min | max | |||||||||
| L≤125 | 125＜L≤200 | L＞200 | A | B | min | max | min | max | A | B | ||||
| M1.6 | 0.35 | 9 | 15 | 28 | 1.46 | 1.35 | 1.6 | 0.975 | 1.225 | 0.9 | 1.3 | 3.02 | 2.9 | 3.2 |
| M2 | 0.4 | 10 | 16 | 29 | 1.86 | 1.75 | 2 | 1.275 | 1.525 | 1.2 | 1.6 | 3.82 | 3.7 | 4 |
| M2.5 | 0.45 | 11 | 17 | 30 | 2.36 | 2.25 | 2.5 | 1.575 | 1.825 | 1.5 | 1.9 | 4.82 | 4.7 | 5 |
| M3 | 0.5 | 12 | 18 | 31 | 2.86 | 2.75 | 3 | 1.875 | 2.125 | 1.8 | 2.2 | 5.32 | 5.2 | 5.5 |
| M3.5 | 0.6 | 13 | 19 | 32 | 3.32 | 3.2 | 3.5 | 2.275 | 2.525 | 2.2 | 2.6 | 5.82 | 5.7 | 6 |
| M4 | 0.7 | 14 | 20 | 33 | 3.82 | 3.7 | 4 | 2.675 | 2.925 | 2.6 | 3 | 6.78 | 6.64 | 7 |
| M5 | 0.8 | 16 | 22 | 35 | 4.82 | 4.7 | 5 | 3.35 | 3.65 | 3.26 | 3.74 | 7.78 | 7.64 | 8 |
| M6 | 1 | 18 | 24 | 37 | 5.82 | 5.7 | 6 | 3.85 | 4.15 | 3.76 | 4.24 | 9.78 | 9.64 | 10 |
| M8 | 1.25 | 22 | 28 | 41 | 7.78 | 7.64 | 8 | 5.15 | 5.45 | 5.06 | 5.54 | 12.73 | 12.57 | 13 |
| M10 | 1.5 | 26 | 32 | 45 | 9.78 | 9.64 | 10 | 6.22 | 6.58 | 6.11 | 6.69 | 15.73 | 15.57 | 16 |
| M12 | 1.75 | 30 | 36 | 49 | 11.73 | 11.57 | 12 | 7.32 | 7.68 | 7.21 | 7.79 | 17.73 | 17.57 | 18 |
| M14 | 2 | 34 | 40 | 53 | 13.73 | 13.57 | 14 | 8.62 | 8.98 | 8.51 | 9.09 | 20.67 | 20.16 | 21 |
| M16 | 2 | 38 | 44 | 57 | 15.73 | 15.57 | 16 | 9.82 | 10.18 | 9.71 | 10.29 | 23.67 | 23.16 | 24 |
| M18 | 2.5 | 42 | 48 | 61 | 17.73 | 17.57 | 18 | 11.285 | 11.715 | 11.15 | 11.85 | 26.67 | 26.16 | 27 |
| M20 | 2.5 | 46 | 52 | 65 | 19.67 | 19.48 | 20 | 12.285 | 12.715 | 12.15 | 12.85 | 29.67 | 29.16 | 30 |
| M22 | 2.5 | 50 | 56 | 69 | 21.67 | 21.48 | 22 | 13.785 | 14.215 | 13.65 | 14.35 | 33.38 | 33 | 34 |
| M24 | 3 | 54 | 60 | 73 | 23.67 | 23.48 | 24 | 14.785 | 15.215 | 14.65 | 15.35 | 35.38 | 35 | 36 |
| M27 | 3 | 60 | 66 | 79 | / | 26.48 | 27 | / | / | 16.65 | 17.35 | / | 40 | 41 |
| M30 | 3.5 | 66 | 72 | 85 | / | 29.48 | 30 | / | / | 18.28 | 19.12 | / | 45 | 46 |
| M33 | 3.5 | / | 78 | 91 | / | 32.38 | 33 | / | / | 20.58 | 21.42 | / | 49 | 50 |
| M36 | 4 | / | 84 | 97 | / | 35.38 | 36 | / | / | 22.08 | 22.92 | / | 53.8 | 55 |
| M39 | 4 | / | 90 | 103 | / | 38.38 | 39 | / | / | 24.58 | 25.42 | / | 58.8 | 60 |
| M42 | 4.5 | / | 96 | 109 | / | 41.38 | 42 | / | / | 25.58 | 26.42 | / | 63.1 | 65 |
| M45 | 4.5 | / | 102 | 115 | / | 44.38 | 45 | / | / | 27.58 | 28.42 | / | 68.1 | 70 |
| M48 | 5 | / | 108 | 121 | / | 47.38 | 48 | / | / | 29.58 | 30.42 | / | 73.1 | 75 |
| M52 | 5 | / | 116 | 129 | / | 51.26 | 52 | / | / | 32.5 | 33.5 | / | 78.1 | 80 |
| M56 | 5.5 | / | / | 137 | / | 55.26 | 56 | / | / | 34.5 | 35.5 | / | 82.8 | 85 |
| M60 | 5.5 | / | / | 145 | / | 59.26 | 60 | / | / | 37.5 | 38.5 | / | 87.8 | 90 |
| M64 | 6 | / | / | 153 | / | 63.26 | 64 | / | / | 39.5 | 40.5 | / | 92.8 | 95 |
Testing:
All length measurements shall be made with an accuracy of ± 0,05 mm or better
The tensile strength, shall be determined on fasteners in accordance with ISO 6892-1 and ISO 898-1.