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M24x142mm Brass Hex Head Cap Screw | Corrosion Resistant Fastener

Expert Overview

Engineered for demanding environments, this M24 x 142mm brass hex head cap screw offers superior corrosion resistance and non-sparking properties. Its robust construction ensures reliable fastening in challenging industrial and marine applications.

StandardASTM A106
MaterialBrass
FinishGalvanized
GradeN/A
SizeM24
Length142mm
Head Width21mm

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this M24 hex head cap screw is manufactured from high-grade brass, renowned for its excellent corrosion resistance, particularly against saltwater and various chemicals. The M24 thread size combined with a substantial 142mm length provides significant load-bearing capacity and deep engagement. The 21mm head width ensures ample surface area for torque application with standard wrenches, facilitating secure and stable connections. Brass's inherent non-sparking nature makes it an indispensable choice for environments where flammable vapors or dust may be present, such as in certain chemical processing or marine settings. This fastener is designed to maintain structural integrity in corrosive atmospheres where steel fasteners would rapidly degrade.

🧊 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 the mating threads are clean and free from debris. 2. Hand-thread the cap screw to start, verifying proper alignment. 3. Tighten the cap screw using an appropriate wrench to the specified torque value, avoiding over-tightening.

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)
M24Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M24Varies 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 breakage.Always consult the torque specifications for the application and use a calibrated torque wrench.
Not cleaning the mating threads before installation, leading to poor engagement and potential damage.Thoroughly clean both the screw and the receiving threads with an appropriate solvent before assembly.

Common Applications

  • Marine hardware and fittings
  • Electrical grounding and bonding
  • Chemical processing equipment
  • Corrosive atmospheric environments

⚠️ Engineering Warnings

  • Brass is a softer material than steel; do not use for applications requiring extreme tensile strength or shear resistance without proper engineering analysis.
  • While resistant to many chemicals, brass can be affected by certain acids and ammonia-based compounds. Verify compatibility for specific 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: Marine hardware and fittings, Electrical grounding and bonding, Chemical processing equipment, Corrosive atmospheric environments.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 142mmAF21mm1/2"-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.