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A socket head is a fastener with a cylindrical head with a hexagonal recess. Socket heads, also known as socket cap screws or Allen bolts, are commonly used in construction and industrial applications to secure two or more components together. They are known for their strength, versatility, and ease of use and are available in a variety of sizes and materials to meet the needs of different applications.

One of socket heads' main benefits is their high strength and load-bearing capacity. Socket heads are designed to withstand high levels of stress and strain, making them well-suited for use in structural applications and in situations where high loads will be applied.

Socket heads are also known for their versatility. They can be used to fasten a wide range of components together and are available in a variety of sizes and materials to meet the needs of different applications. 

In addition to their strength and versatility, socket heads are also known for their ease of use. They can be easily tightened and loosened using a wrench or other tool, making them easy to adjust or remove as needed. This makes them a popular choice for use in applications where components may need to be removed or replaced on a regular basis.

Overall, socket heads are a strong, versatile, and easy-to-use fastening option that is well-suited for use in a wide range of applications. They are known for their high strength and load-bearing capacity, versatility, and ease of use.

Socket Head Bolt / Allen Cap Bolt

Socket heads are also available in a range of head styles, including flat head, button head, and countersunk head. Flathead socket heads have a flat top surface and are commonly used in applications where the fastener will be flush with the surface of the component being fastened. Button head socket heads have a slightly rounded top surface and are commonly used in applications where a more finished appearance is desired. Countersunk head socket heads have a conical shape that allows them to be countersunk into the surface of the component being fastened.

Socket heads can also be designed with different thread pitches and thread forms to meet the specific needs of different applications. Our company prioritises safety and proper packaging when handling and shipping socket heads. We also properly secure the socket heads in their packaging using straps, bands, or other restraints to keep them in place and prevent them from shifting during transport. We follow all necessary safety protocols to ensure that the socket heads are handled and packaged safely. We track and label each shipment to ensure that it is delivered on time and without any issues. Our goal is to provide the best possible packaging and shipping services for our socket heads while ensuring the safety of our employees and customers.

Specification :-

Standard ISO 4017, DIN931, GB5783, DIN, ASTM, ANSI, JIS, EN, AS
DIN Standard B.S. DIN933 DIN931 DIN934 DIN912 DIN603 DIN6923
Stainless Steel Allen Bolts Size M2 – M100
Stainless Steel Allen Bolts Diameter M3-M60
Stainless Steel Allen Bolts Length 6mm-500mm
Head Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc
Neck type Hex, Square, Triangular, Oval & Knurled etc
Dimensions ASME B18.6.3 **Exception: screws 6 inches and shorter are fully threaded.
Stainless Steel Allen Bolts Material 18-8 Stainless Steel, stainless steel ss 304/ SS316 A2/A4, SS201, SS303, SS304, SS316, SS316L, SS904L, A2-70; A4-70; A4-80

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Dimensions Chart of Allen Cap Bolts :-

Socket Head Bolt / Allen Cap Bolt
Metric
(d)
Thread Length
(b)
Head diameter Head high Socket width Socket Depth
(t min.)
(dk max.) (dk min.) (k max.) (k min.) (s Nom.) (s min.) (s max.)
M 3 18,0 5,5 5,32 3,0 2,86 2,5 2,52 2,58 1,3
M 4 20,0 7,0 6,78 4,0 3,82 3,0 3,02 3,08 2,0
M 5 22,0 8,5 8,28 5,0 4,82 4,0 4,02 4,095 2,5
M 6 24,0 10,0 9,78 6,0 5,7 5,0 5,02 5,14 3,0
M 8 28,0 13,0 12,73 8,0 7,64 6,0 6,025 6,14 3,5
M 10 32,0 16,0 15,73 10,0 9,64 8,0 8,025 8,175 4,0
M 12 36,0 18,0 17,73 12,0 11,57 10,0 10,025 10,175 5,0
M 14 40,0 21,0 20,67 14,0 13,57 12,0 12,032 12,212 6,0
M 16 44,0 24,0 23,67 16,0 15,57 14,0 14,032 14,212 7,0
M 20 52,0 30,0 29,67 20,0 19,48 17,0 17,05 17,23 8,0
M 24 60,0 36,0 35,61 24,0 23,48 19,0 19,065 19,275 10,0
M 27 66,0 40,0 39,61 27,0 26,48 19,0 19,065 19,275 12,0
M 30 72,0 45,0 44,61 30,0 29,48 22,0 22,065 22,275 13,5

Diameter 3 4 5 6 8 10 12
Pitch 0.5 0.7 0.8 1.0 1.25 1.5 1.75
Head Height 3.5 4 5 6 8 10 12
Head Diam 5.5 7.5 8.5 10 13 16 18
Key Size 2.5 3 4 5 6 8 10

Dome Head Allen Bolts Weight Chart :-

Allen Bolts Weight Chart

Applications and Uses

  • Chemical Industries
  • Oil & Gas Industrires
  • Power Plant Industries
  • Shipbuilding Industries
  • Fertilizer Industrires
  • Petrochemical Industrires
  • Sugar Industrires
  • Cement Industrires