AYA FASTENERS Guide | What Are Stainless Steel Socket Head Cap Bolts?
Jun 27, 2023
Stainless Steel Socket Head Cap Bolts are a special fastener often used to hold machine parts together, fix dies, and clamp things. These screws are great for situations without room for a wrench or socket to move around. A professional can help you choose the right screw so your job is done right and safely. If you do, your building might be more robust and more stable.
Stainless Steel Socket Head Cap Bolts are another name for socket head cap screws. Socket head screws within the inch size range are 20% more robust than Grade 8 fasteners and 50% stronger than Grade 5 fasteners. Sizes 1/2' and below require a minimum tensile strength of 180,000 psi, whereas sizes 5/8' and above need a force of 170,000 psi. The tensile strength of a screw can change depending on how it was heated and who made it. Because of the differences in how their heads are constructed, socket head screws are used in heavier-duty applications. In contrast, low-head, flat, and button-head screws are more commonly employed in less demanding settings. Because of this, socket head screws are great for projects that need more power and security.
Stainless Steel Socket Head Cap Bolts Dimensions Table(ISO 4762)

| Thread Size | M1.6 | M2 | M2.5 | M3 | M4 | M5 | M6 | M8 | M10 | M12 | ||||
| d | ||||||||||||||
| P | Pitch | 0.35 | 0.4 | 0.45 | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | |||
| dk | max | For plain heads | 3 | 3.8 | 4.5 | 5.5 | 7 | 8.5 | 10 | 13 | 16 | 18 | ||
| For knurled heads | 3.14 | 3.98 | 4.68 | 5.68 | 7.22 | 8.72 | 10.22 | 13.27 | 16.27 | 18.27 | ||||
| min | 2.86 | 3.62 | 4.32 | 5.32 | 6.78 | 8.28 | 9.78 | 12.73 | 15.73 | 17.73 | ||||
| da | max | 2 | 2.6 | 3.1 | 3.6 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | |||
| ds | max | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | |||
| min | 1.46 | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | ||||
| e | min | 1.733 | 1.733 | 2.303 | 2.873 | 3.443 | 4.583 | 5.723 | 6.863 | 9.149 | 11.429 | |||
| k | max | 1.6 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | |||
| min | 1.46 | 1.86 | 2.36 | 2.86 | 3.82 | 4.82 | 5.7 | 7.64 | 9.64 | 11.57 | ||||
| s | Nominal Size | 1.5 | 1.5 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | |||
| max | 1.58 | 1.58 | 2.08 | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 | ||||
| min | 1.52 | 1.52 | 2.02 | 2.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | ||||
| t | min | 0.7 | 1 | 1.1 | 1.3 | 2 | 2.5 | 3 | 4 | 5 | 6 | |||
| w | min | 0.55 | 0.55 | 0.85 | 1.15 | 1.4 | 1.9 | 2.3 | 3.3 | 4 | 4.8 | |||
| Thread Size | (M14) | M16 | M20 | M24 | M30 | M36 | M42 | M48 | M56 | M64 | ||||
| d | ||||||||||||||
| P | Pitch | 2 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | |||
| dk | max | For plain heads | 21 | 24 | 30 | 36 | 45 | 54 | 63 | 72 | 84 | 96 | ||
| For knurled heads | 21.33 | 24.33 | 30.33 | 36.39 | 45.39 | 54.46 | 63.46 | 72.46 | 84.54 | 96.54 | ||||
| min | 20.67 | 23.67 | 29.67 | 35.61 | 44.61 | 53.54 | 62.54 | 71.54 | 83.46 | 95.46 | ||||
| da | max | 15.7 | 17.7 | 22.4 | 26.4 | 33.4 | 39.4 | 45.6 | 52.6 | 63 | 71 | |||
| ds | max | 14 | 16 | 20 | 24 | 30 | 36 | 42 | 48 | 56 | 64 | |||
| min | 13.73 | 15.73 | 19.67 | 23.67 | 29.67 | 35.61 | 41.61 | 47.61 | 55.54 | 63.54 | ||||
| e | min | 13.716 | 15.996 | 19.437 | 21.734 | 25.154 | 30.854 | 36.571 | 41.131 | 46.831 | 52.531 | |||
| k | max | 14 | 16 | 20 | 24 | 30 | 36 | 42 | 48 | 56 | 64 | |||
| min | 13.57 | 15.57 | 19.48 | 23.48 | 29.48 | 35.38 | 41.38 | 47.38 | 55.26 | 63.26 | ||||
| s | Nominal Size | 12 | 14 | 17 | 19 | 22 | 27 | 32 | 36 | 41 | 46 | |||
| max | 12.212 | 14.212 | 17.23 | 19.275 | 22.275 | 27.275 | 32.33 | 36.33 | 41.33 | 46.33 | ||||
| min | 12.032 | 14.032 | 17.05 | 19.065 | 22.065 | 27.065 | 32.08 | 36.08 | 41.08 | 46.08 | ||||
| t | min | 7 | 8 | 10 | 12 | 15.5 | 19 | 24 | 28 | 34 | 38 | |||
| w | min | 5.8 | 6.8 | 8.6 | 10.4 | 13.1 | 15.3 | 16.3 | 17.5 | 19 | 22 | |||
Features of Stainless Steel Socket Head Cap Bolts:
● Simple to use and in stock
● Non-magnetic
● Low transfer of electricity and heat
● Anti-rust features
● able to handle high temperatures
● The stainless steel comes in 300 series and 316 series.
● Stainless steel is used to make socket head cap screws.
● Alloys made with iron are called stainless steel.
● Stainless steel's chromium resists corrosion and scaling at high temperatures.
Stainless Steel Socket Head Cap Bolts Advantages:
● Ones with nylon pellets usually have an internal hexagon drive (Allen's head) that adds extra locking strength as a small nylon pellet is applied to the threads to prevent release from shaking. It has great authority and is very strong.
● Screws do the same job with a nylon patch as by the pellet. Like the last screw, this one has a tall head and is driven from the inside. It is also very strong.
● Full-threaded screws are another type of high-strength fastener with a long head driven from the inside. The shank is threaded entirely, hence the moniker.
● As a safety feature, socket head screws with a drilled head have a hole in the chair where a wire thread can go.
● As fewer pins are used, the weight goes down.
● The weight will go down because the parts will be smaller. This is because the circular heads of socket screws take up less room than hex heads and don't need more wrench space.

Application:
Moving or rotating can be accomplished with Stainless Steel Socket Head Cap Bolt. In pulley shafts, they are used as bearing pins, and in a punch or die shops; they are employed to prevent the die springs from sliding too far in the stamp case or mold by acting as a stop.
Socket for Stainless Steel with Countersunk Hole Screws may be used to keep or link two items together. The screw's head needs to be positioned to be as close to the surface of the thing as is practicable. Concealing the screw head by placing a piece of wood over it or using a screw cover is possible.
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