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M17 x 34mm Aluminum 6061 Hex Cap Screw

Expert Overview

This M17 x 34mm Hex Head Cap Screw, manufactured from corrosion-resistant Aluminum 6061, offers excellent strength-to-weight ratio. Its precise dimensions ensure secure and reliable fastening in demanding environments.

StandardASME B18
MaterialAluminum 6061
FinishPlain
GradeN/A
SizeM17
Length34mm
Head Width21mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M17 x 34mm Hex Head Cap Screw is precision-machined from Aerospace Grade Aluminum 6061-T6. This material provides superior corrosion resistance, high tensile strength (minimum 310 MPa), and excellent machinability, making it ideal for applications where weight reduction and durability are paramount. The M17 nominal diameter with a 34mm length and a 21mm hex head width ensures compatibility with standard tooling and robust torque application. Its lightweight nature significantly reduces overall assembly weight, a critical factor in aerospace and automotive design.

🧊 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 wrench or socket for the 21mm hex head. 2. Thread the screw by hand initially to ensure proper alignment and prevent cross-threading. 3. Tighten the screw to the recommended torque specification for Aluminum 6061, avoiding overtightening.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASME B18

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)
M17Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M17Varies 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
Overtightening, leading to stripping threads or deforming the aluminum.Adhere strictly to the manufacturer's recommended torque values for Aluminum 6061 fasteners. Utilize a calibrated torque wrench.
Using incompatible materials that can cause galvanic corrosion.Ensure all mating components are compatible with Aluminum 6061, or use appropriate isolation methods (e.g., washers, coatings) to prevent dissimilar metal contact.

Common Applications

  • Aerospace structural components
  • Automotive chassis and engine parts
  • Marine hardware and fittings
  • Lightweight industrial machinery

⚠️ Engineering Warnings

  • Aluminum 6061 has a lower shear strength than steel; select appropriately for load-bearing applications.
  • Avoid use in environments with prolonged exposure to strong alkalis, which can degrade aluminum.

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, Automotive chassis and engine parts, Marine hardware and fittings, Lightweight industrial machinery.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 34mmAF21mm1/2"-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.