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M8x11mm Aluminum 6061 Hex Cap Screw | Corrosion Resistant

Expert Overview

This M8x11mm Hex Head Cap Screw, crafted from high-strength Aluminum 6061, offers exceptional corrosion resistance and a lightweight profile. Engineered for demanding fastening solutions.

StandardASTM A106
MaterialAluminum 6061
FinishPlain
GradeN/A
SizeM8
Length11mm
Head Width12mm

Detailed Engineering Specifications

Engineered for reliability and performance, this Hex Head Cap Screw features an M8 nominal thread size and a precise 11mm length. Constructed from Aluminum 6061, it boasts excellent strength-to-weight ratio, superior corrosion resistance, and good machinability, making it ideal for applications requiring both durability and reduced mass. The 12mm head width ensures compatibility with standard tooling for secure installation. Its suitability spans aerospace, automotive, marine, and general industrial assembly where environmental resilience and performance are critical.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

BossardEst. 1831
Switzerland🇨🇭
"Global leader in fastening technology."
Market Rank
🏆 Top 3 Global Fastener Network
Industry Approvals
🚀 Aerospace & Tesla Approved
Warranty & Support
🛡️ Lifetime Traceability
Green Manufacturing
🌱 Carbon Neutral by 2030
Certified:ISO 9001, RoHS, REACH
Würth GroupEst. 1945
Germany🇩🇪
"Premium assembly and fastening materials."
Market Rank
🏆 #1 Global Assembly Supplier
Industry Approvals
🚀 VW & BMW OEM
Warranty & Support
🛡️ 5-Year Industrial Warranty
Green Manufacturing
🌱 100% Recyclable Packaging
Certified:ISO 9001, DIN EN
Brighton-BestEst. 1925
USA🇺🇸
"Master distributor of industrial fasteners."
Market Rank
🏆 Largest Distributor in NA
Industry Approvals
🚀 Boeing Approved
Warranty & Support
🛡️ Global Replacement Guarantee
Green Manufacturing
🌱 Green Steel Initiative
Certified:ISO 9001, A2LA

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Select the appropriate M8 tapped hole or nut for the 11mm screw. 2. Hand-thread the screw to ensure proper engagement and prevent cross-threading. 3. Tighten using a 12mm hex driver or wrench to the specified torque, avoiding over-tightening to prevent stripping or material damage.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M8Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M8Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the aluminum screw, leading to stripped threads or bolt head damage.Adhere to the manufacturer's recommended torque specifications for M8 aluminum fasteners, or use a torque wrench for precise application.
Using the incorrect tool size for the 12mm hex head, causing cam-out and potential damage to the head.Always use a correctly sized 12mm hex socket or wrench that fits snugly to ensure positive engagement and prevent slippage.

Common Applications

  • Aerospace structural components requiring lightweight fastening
  • Automotive assembly where corrosion resistance and weight reduction are key
  • Marine hardware and fittings exposed to saltwater environments

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than steel; do not exceed recommended load capacities.
  • Avoid use in highly acidic or alkaline environments where aluminum corrosion may be accelerated.

Alternative Products to Consider

Premium Fastening & Joining equivalentHigher corrosion resistance (316 SS)
Economy Fastening & Joining optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Hex Head Cap Screw, Aluminum 6061 made from?

A: This Hex Head Cap Screw, Aluminum 6061 is manufactured from Aluminum 6061.

Q: What are the main applications?

A: Aerospace structural components requiring lightweight fastening, Automotive assembly where corrosion resistance and weight reduction are key, Marine hardware and fittings exposed to saltwater environments.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 11mmAF12mm1/2"-13TIGHTEN →MECHANICAL PROPERTIESTensile Strength: 150,000 psiThread: 1/2"-13 UNCTorque Direction: Clockwise (CW)Head Marking: 6 radial lines (Grade 8)

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.