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M13x29mm Brass Hex Head Cap Screw | Fastening

Expert Overview

This M13x29mm brass hex head cap screw offers exceptional corrosion resistance and conductivity. Its robust design ensures secure fastening in demanding environments. Ideal for electrical, marine, and decorative applications requiring a non-ferrous solution.

StandardASTM A106
MaterialBrass
FinishPlain
GradeN/A
SizeM13
Length29mm
Head Width34mm

Detailed Engineering Specifications

Engineered for reliability and performance, this M13x29mm hex head cap screw is manufactured from high-grade brass, offering superior corrosion resistance and excellent electrical conductivity. The M13 thread size ensures a secure and robust connection, while the 29mm length provides ample engagement for various material thicknesses. The substantial 34mm head width distributes load effectively, preventing material damage and ensuring a stable joint. Brass's inherent antimicrobial properties and non-magnetic nature make it suitable for sensitive applications. Ideal for use in marine environments, electrical assemblies, and decorative fixtures where aesthetics and durability are paramount.

🧊 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 M13 hex head. 2. Align the screw with the pre-drilled or tapped hole, ensuring threads engage smoothly. 3. Tighten the screw gradually to the recommended torque specification for the application, avoiding over-tightening to prevent stripping or material damage.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Chemical Composition

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

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)
M13Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M13Varies 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, leading to thread stripping or fastener breakage.Utilize a torque wrench to adhere to recommended tightening specifications for the materials being joined.
Cross-threading the screw during installation.Start threading by hand to ensure proper alignment before using a tool.

Common Applications

  • Electrical Connections & Busbars
  • Marine Hardware & Fittings
  • Decorative Architectural Elements

⚠️ Engineering Warnings

  • Brass may tarnish over time if exposed to certain atmospheric conditions; consider protective coatings if pristine appearance is critical.
  • While brass offers good corrosion resistance, it may not be suitable for all highly acidic or alkaline environments.

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, Brass made from?

A: This Hex Head Cap Screw, Brass is manufactured from Brass.

Q: What are the main applications?

A: Electrical Connections & Busbars, Marine Hardware & Fittings, Decorative Architectural Elements.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 29mmAF34mm1/2"-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.