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M12x13mm Brass Hex Head Cap Screw | Fasteners

Expert Overview

High-quality M12x13mm brass hex head cap screws, engineered for superior corrosion resistance and non-magnetic properties. Ideal for applications requiring a reliable, aesthetically pleasing fastening solution.

StandardDIN 933
MaterialBrass
FinishBlack Oxide
GradeN/A
SizeM12
Length13mm
Head Width23mm

Detailed Engineering Specifications

Manufactured under strict quality controls, this M12x13mm brass hex head cap screw offers exceptional durability and performance. The nominal diameter is M12, with a thread length of 13mm and an overall head width of 23mm. Brass, known for its excellent corrosion resistance, malleability, and non-magnetic characteristics, makes this fastener suitable for environments where rust and magnetic interference are concerns. Its good electrical conductivity also lends itself to specific electronic and electrical assemblies. The precise dimensions ensure proper fit and torque application.

🧊 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 M12 hex head. 2. Ensure the mating threads are clean and free from debris. 3. Thread the cap screw by hand to prevent cross-threading, then tighten to the required torque specification using a calibrated torque wrench.

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

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)
M12Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M12Varies 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
Over-tightening brass fasteners, which can lead to thread stripping or material deformation.Use a calibrated torque wrench and adhere to recommended torque values for brass fasteners to avoid over-stressing the material.
Using the wrong size wrench, potentially damaging the hex head and hindering proper torque application.Always use the correct size socket or wrench for the M12 hex head to ensure secure engagement and prevent stripping.

Common Applications

  • Marine hardware and fittings
  • Electrical connectors and enclosures
  • Decorative and architectural applications

⚠️ Engineering Warnings

  • Brass can be susceptible to dezincification in certain aggressive environments; verify compatibility.
  • Avoid using brass fasteners in high-strength structural applications where steel might be more appropriate.

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 connectors and enclosures, Decorative and architectural applications.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 13mmAF23mm1/2"-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.