Allen Cap Screws

A7 Stainless Steel Allen Cap Bolt

High-quality A7 Stainless Steel Allen Cap Bolt supplied by Valaki Enterprise, Nashik — ISO certified, bulk supply to Nashik, Pune & Mumbai.

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A7 Stainless Steel Allen Cap Bolt
Allen Cap Bolt

A7 Stainless Steel Allen Cap Bolt

A7 Stainless Steel Allen Cap Bolt is a high-quality fastener made from advanced stainless steel alloy, offering excellent strength and superior resistance to corrosion, chemicals, and harsh environmental conditions. Designed with a cylindrical head and internal hex (Allen) drive, these bolts allow easy installation in tight spaces with high torque application. A7 grade bolts are suitable for demanding applications such as marine equipment, heavy machinery, chemical plants, and industrial structures where durability, reliability, and long service life are essential.

Grade: A7-80 M4 – M20 SS 17-7PH DIN 912 / ISO 4762 Hex Socket Drive

Technical Specifications

Complete material and dimensional specifications for A7 Allen Cap Bolts

ParameterDetails
MaterialStainless Steel 17-7PH (Precipitation Hardened)
Grade / ClassA7-80
Size RangeM4 to M20
Length Range8mm to 120mm (Custom lengths available)
Head TypeCylindrical Socket Cap Head
Drive TypeInternal Hex (Allen / Socket Key)
Thread TypeMetric Coarse Thread (DIN 13)
Surface FinishNatural / Passivated
StandardDIN 912 / ISO 4762
Tensile StrengthA7-80: 800 MPa minimum
Key PropertyHigh strength + high corrosion resistance (unique combination)
Corrosion ResistanceExcellent – Superior to standard 316 SS
Operating Temperature-70°C to +350°C
PackagingPoly Bags / Wooden Boxes / Custom (per requirement)

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