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M9x57mm Aluminum 6061 Hex Cap Screw | Industrial Fastener

Expert Overview

This M9x57mm Hex Head Cap Screw, crafted from Aluminum 6061, offers excellent corrosion resistance and a high strength-to-weight ratio, making it a superior choice for demanding industrial environments.

StandardISO 9001
MaterialAluminum 6061
FinishGalvanized
GradeN/A
SizeM9
Length57mm
Head Width26mm

Detailed Engineering Specifications

A proven choice for industrial professionals, this Hex Head Cap Screw is manufactured from Aluminum 6061, renowned for its excellent corrosion resistance, weldability, and moderate strength. The M9 thread size ensures secure fastening, while the 57mm length and 26mm head width provide ample bearing surface and torque application. This alloy's composition offers a superior balance of mechanical properties for applications where weight reduction and resistance to environmental degradation are critical. Ideal for structural components, marine hardware, and electrical enclosures.

🧊 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. Ensure mating threads are clean and free from debris. 2. Thread the cap screw into the pre-tapped hole or nut by hand for the initial turns to prevent cross-threading. 3. Tighten using an appropriate wrench or socket, applying torque gradually to the specified value for the application.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardISO 9001

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)
M9Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M9Varies by dimensionContact Sales

Corrosion Resistance Guide

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

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the aluminum screw, which can strip the threads or deform the fastener.Adhere to recommended torque specifications for Aluminum 6061 fasteners. Use a torque wrench for precise application.
Using the wrong size wrench, leading to damaged hex head and potential slippage.Always use a properly sized wrench or socket that fits the hex head snugly to ensure efficient force transfer and prevent damage.

Common Applications

  • Aerospace components
  • Marine hardware
  • Automotive assemblies
  • Electrical enclosures

⚠️ Engineering Warnings

  • Aluminum 6061 has lower tensile strength than steel; ensure it meets the load requirements of your application.
  • Avoid prolonged contact with dissimilar metals in corrosive environments to prevent galvanic corrosion.

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 components, Marine hardware, Automotive assemblies, Electrical enclosures.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 57mmAF26mm1/2"-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.