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M12 x 63mm Aluminum 6061 Hex Cap Screw | Fastening

Expert Overview

High-strength M12 x 63mm hex cap screw manufactured from corrosion-resistant Aluminum 6061. Ideal for lightweight structural applications where performance is critical.

StandardDIN 933
MaterialAluminum 6061
FinishGalvanized
GradeN/A
SizeM12
Length63mm
Head Width25mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M12 x 63mm hex head cap screw offers superior strength-to-weight ratio due to its Aluminum 6061 construction. With a nominal diameter of M12 and a length of 63mm, it provides robust fastening capabilities. The 25mm head width ensures adequate torque application and distributes load effectively. Aluminum 6061 exhibits excellent corrosion resistance, making it suitable for outdoor or humid environments, and its good machinability allows for precise tolerances. This fastener is engineered for applications requiring reliable performance without the added weight of steel.

🧊 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 torque wrench and socket for the M12 size. 2. Ensure the mating threads are clean and free of debris. 3. Apply the specified torque to achieve a secure connection, avoiding over-tightening.

Equivalent Standards (Cross-Reference)

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

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)
M12Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M12Varies 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
Using excessive force, leading to thread stripping or fastener fracture.Adhere to the recommended torque specifications for Aluminum 6061 fasteners to prevent damage.
Not verifying thread compatibility with the mating component.Confirm that the M12 metric thread of the screw matches the internal thread of the receiving part.

Common Applications

  • Aerospace structural components
  • Marine hardware assembly
  • Automotive chassis and bodywork

⚠️ Engineering Warnings

  • Aluminum 6061 has lower tensile strength compared to steel; do not substitute in critical load-bearing applications designed for steel without engineering analysis.
  • Avoid using abrasive cleaners or harsh chemicals that may degrade the aluminum's protective oxide layer.

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, Marine hardware assembly, Automotive chassis and bodywork.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 63mmAF25mm1/2"-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.