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M16 x 58mm Aluminum 6061 Hex Cap Screw

Expert Overview

This M16 x 58mm Aluminum 6061 hex head cap screw offers exceptional corrosion resistance and a high strength-to-weight ratio, ideal for critical assemblies where performance and durability are paramount.

StandardDIN 933
MaterialAluminum 6061
FinishGalvanized
GradeN/A
SizeM16
Length58mm
Head Width17mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M16 x 58mm hex head cap screw is precision-machined from Aluminum Alloy 6061. This alloy provides excellent corrosion resistance, good machinability, and a high strength-to-weight ratio, making it suitable for aerospace, marine, and structural applications. The nominal thread diameter is M16, with a grip length of 58mm. The hex head measures 17mm across flats, ensuring compatibility with standard tooling for secure installation and torque application. Its inherent lightweight properties minimize overall assembly weight without compromising structural integrity.

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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 socket wrench or hex driver with a 17mm opening. 2. Clean both the screw threads and the mating tapped hole or nut to remove debris. 3. Insert the screw and engage the threads, tightening by hand initially to prevent cross-threading. 4. Apply torque using the wrench, adhering to specified torque values for Aluminum 6061 to avoid over-stressing the fastener or the mating material.

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)
M16Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M16Varies 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 lead to thread stripping or galling, especially in softer mating materials.Always refer to torque charts for Aluminum 6061 fasteners and use a calibrated torque wrench. Consider using anti-seize compound if mating with dissimilar metals.
Using the wrong size wrench, leading to damaged hex head corners and difficulty in achieving proper torque.Ensure the wrench or driver is a precise 17mm size to maintain full contact with the hex head and facilitate secure tightening.

Common Applications

  • Lightweight structural assemblies in automotive and aerospace
  • Marine hardware and fixtures requiring corrosion resistance
  • Electrical enclosures and control panel mounting

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower tensile strength than steel; ensure suitability for the intended load conditions.
  • While corrosion-resistant, avoid prolonged exposure to harsh chemicals or saltwater without appropriate protective measures or coatings.

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: Lightweight structural assemblies in automotive and aerospace, Marine hardware and fixtures requiring corrosion resistance, Electrical enclosures and control panel mounting.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 58mmAF17mm1/2"-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.