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M15x99mm Aluminum 6061 Hex Cap Screw

Expert Overview

Engineered for demanding environments, this M15 x 99mm Aluminum 6061 hex head cap screw offers superior corrosion resistance and a lightweight profile. Its robust design ensures secure fastening in critical applications.

StandardISO 9001
MaterialAluminum 6061
FinishPlain
GradeN/A
SizeM15
Length99mm
Head Width34mm

Detailed Engineering Specifications

A high-performance industrial component, this M15 x 99mm hex head cap screw is precision-machined from Aluminum 6061, a widely recognized alloy for its excellent strength-to-weight ratio and superb corrosion resistance, especially in marine and atmospheric environments. The M15 thread size ensures robust engagement, complemented by a 99mm length for extended reach. The substantial 34mm head width provides ample bearing surface, distributing load effectively and minimizing the risk of material deformation under stress. This combination of material properties and dimensional integrity makes it suitable for applications requiring both strength and resistance to environmental degradation.

🧊 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 of debris. 2. Hand-thread the cap screw to verify proper engagement and alignment. 3. Torque to manufacturer-specified values using appropriate calibrated tooling, avoiding over-tightening.

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)
M15Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M15Varies 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
Using excessive force during tightening, leading to thread stripping or fastener breakage.Always adhere to the recommended torque specifications for the specific application and mating material. Utilize a calibrated torque wrench.
Mating Aluminum 6061 fasteners with dissimilar metals without proper galvanic corrosion prevention measures.Employ insulating washers or coatings (e.g., anodizing, plating) when joining Aluminum 6061 with more noble metals to mitigate galvanic corrosion.

Common Applications

  • Aerospace structural components
  • Marine hardware and fittings
  • Lightweight automotive assemblies
  • Architectural and facade systems

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than steel; do not substitute in applications requiring equivalent steel load-bearing capacity without re-engineering analysis.
  • While corrosion-resistant, prolonged exposure to aggressive chemicals or saltwater may still degrade the material over extended periods. Regular inspection is advised.

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 and fittings, Lightweight automotive assemblies, Architectural and facade systems.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 99mmAF34mm1/2"-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.