Hexagon Socket Head Cap Screws
Hex Socket Cap Screw, Flat Head Hex Screw, socket head cap screw length
- Standard: DIN912, ISO4762
- Sizes: M3, M4, M5, M6, M8, M10 TO M100
- Surface: Zinc Plated, Black, HDG
- Head Type: Hex Socket Head Cap Screw, Flat Head Socket Cap Screw, Countersunk Head Screw, Round Head Screws
Socket Head Cap Screw Manufacturers, Screws Factory, Hex Socket Cap Screws
Hex Head Socket Cap Screws
Fastenwell, a specialized bolts and screws manufacturer and supplier with over 15 years experience of fasteners production and technology.
Hex Socket Head Cap Screws Details :
- Material: Carbon Steel, Alloy Steel, Stainless Steel
- Surface Finish: Plain, Black, Zinc, Hot dip galvanizing, Dacromet, Teflon, etc.
- Thread: Fullly threaded hexagon socket head cap screws
- Application: Injection molding mechanical, hydraulic equipments, industrial equipments etc.
- Package: Small box, or 25kgs/carton, 36cartons/pallet
- Delivery: 30-60 days
- Custom hex socket cap screws available as per your samples or design.
- For iso 4762 pdf and din912 pdf, please contact info@fastenwell.cn.
Hexagon Socket Head Cap Screws Standard and Dimensions
Standard DIN912 and ISO4762
| Screw Thread (d) | M3 | M4 | M5 | M6 | M8 | M10 | M12 | M16 | M20 | ||
| p | Pitch | Coarse thread | 0.5 | 0.7 | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 |
| Fine thread pitch 1 | - | - | - | - | 1 | 1.25 | 1.25 | 1.5 | 1.5 | ||
| 1ine thread pitch 2 | - | - | - | - | - | 1 | 1.5 | 2 | 2 | ||
| b | Ref | 18 | 20 | 22 | 24 | 28 | 32 | 36 | 44 | 52 | |
| dk | Plain head | max | 5.5 | 7 | 8.5 | 10 | 13 | 16 | 18 | 24 | 30 |
| Knurled heads | max | 5.68 | 7.22 | 8.72 | 10.22 | 13.27 | 16.27 | 18.27 | 24.33 | 30.33 | |
| min | 5.32 | 6.78 | 8.28 | 9.78 | 12.73 | 15.73 | 17.73 | 23.67 | 29.67 | ||
| da | max | 3.6 | 4.7 | 5.7 | 6.8 | 9.2 | 11.2 | 13.7 | 17.7 | 22.4 | |
| ds | max | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 20 | |
| min | 2.86 | 3.82 | 4.82 | 5.82 | 7.78 | 9.78 | 11.73 | 15.73 | 19.67 | ||
| e | min | 2.87 | 3.44 | 4.58 | 5.72 | 6.86 | 9.15 | 11.43 | 16 | 19.44 | |
| k | max | 3 | 4 | 5 | 6 | 8 | 10 | 12 | 16 | 20 | |
| min | 2.86 | 3.82 | 4.82 | 5.7 | 7.64 | 9.64 | 11.57 | 15.57 | 19.48 | ||
| s | nominal Size | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 14 | 17 | |
| min | 5.52 | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 14.032 | 17.05 | ||
| max | 2.58 | 3.08 | 4.095 | 5.14 | 6.14 | 8.175 | 10.175 | 12.212 | 14.212 | ||
| t | min | 1.3 | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | |
| w | min | 1.15 | 1.4 | 1.9 | 2.3 | 3 | 4 | 4.8 | 6.8 | 8.6 | |
For Size over M24 or custom socket cap screws, or check socket head cap screw length, please contact our sales representive at info@fastenwell.cn. We will check and respond quickly.
What is hexagon socket head cap screw?
Hexagon socket head cap screws are machine screws with a round or button head with a hexagonal socket and fully threaded. DIN and ISO standard are DIN912 and ISO4762.
What is the difference between DIN 912 and ISO 4762?
DIN 912 and ISO 4762 are equivalent standards, which refer to the same hexagon socket head cap screws.
What is the manufacturing process of screws?
- Wire Rod. Raw materials inspection, uncoiled, strengthened and cut to length needed.
- Acid pickling. Using acid solution to remove the oxide skin and corrosion of the materials.
- Drawing. Molding the materials into the right shape at room temperature.
- Heading. Forcing the materials into different various dies or head.
- Threading. Forming or cutting to create threads on the inside or outside of the fastener.
- Heat treatment. This is for increasing the overall durability of bolts, including hardening and tempering.
- Surface treatment. Plain, Zinc, Black, Hot dip galvanized, Dacromet, Teflon etc.
When would you use a socket head cap screw?
Socket head cap screws are usually used in machine parts, die fixing, and clamping because in these applications, space is limited and cannot use with a wrenches but hex keys will be good.
What is a cap allen screw?
Socket cap screws, also known as hexagon socket head cap screws, hexagon socket head bolts or allen bolts. They are machine screws with cylindrical head and hexagonal socket.
Are all socket head cap screws Grade 8?
Socket head cap screws are mostly grade 8.8, but grade 4.8, 10.9, 12.9 also available from our production lines if customers required.
What are socket head cap screws made of?
Carbon Steel, most common seen carbon steel 10B21.
Do socket head cap screws need washers?
Washers are not essential for socket head cap screws, only when the contact surface under the screws head is soft or uneven, they may require washers.
What's the difference between a bolt and a cap screw?
A bolt, say Hexagon head bolt, which a different head type with cap screw. Hexagon bolts are working with nuts and wrenches to fasten, which cap screws work with hex key to fasten, and no need nuts or washers.
How do you use a socket head cap screw?
Use a hex key insert into the socket and then turn the screw head to fasten.
What are allen key screws called?
Allen key screws, Allen screw, are different names of Hexgaon Socket Head Cap Screws, these screws require an Allen wrench or hex key to drive them into material to fasten and secure the machine parts.
Require more information for hexagon socket head cap screws, please send email to us by info@fastenwell.cn. We will send din 912 pdf and iso 4762 pdf quickly.
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