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M11x69mm Brass Hex Cap Screw | Corrosion Resistant Fastener

Expert Overview

Engineered for superior corrosion resistance and electrical conductivity, this M11x69mm brass hex head cap screw offers exceptional durability in diverse industrial environments. Its robust construction ensures reliable fastening.

StandardASME B18
MaterialBrass
FinishGalvanized
GradeN/A
SizeM11
Length69mm
Head Width19mm

Detailed Engineering Specifications

A high-performance industrial component, this M11x69mm hex head cap screw is meticulously crafted from high-grade brass, renowned for its excellent corrosion resistance, non-magnetic properties, and good electrical conductivity. The M11 metric thread size ensures secure engagement with compatible fasteners. With a length of 69mm and a head width of 19mm, it provides ample bearing surface and torque application capability. This material composition makes it ideal for applications exposed to moisture, chemicals, or requiring electrical connectivity, such as in marine, plumbing, electrical, and architectural assemblies.

🧊 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 tool (e.g., wrench, socket) with the correct size to fit the 19mm hex head. 2. Ensure mating threads are clean and free from debris. 3. Thread the cap screw into the receiving component by hand for the initial turns to prevent cross-threading. 4. Tighten the cap screw to the desired torque specification using the selected tool, ensuring a secure and stable connection.

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

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)
M11Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M11Varies 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 during tightening, potentially stripping threads or damaging the brass material.Adhere to recommended torque specifications for brass fasteners. Utilize a torque wrench for precise tightening.
Cross-threading the screw by not starting it by hand or using misaligned components.Always start threading the screw by hand for several turns to ensure proper alignment before applying tools.

Common Applications

  • Marine hardware and fittings
  • Electrical connector assemblies
  • Plumbing and HVAC systems
  • Architectural fixtures
  • Corrosive environment assemblies

⚠️ Engineering Warnings

  • Brass is a relatively soft material; avoid overtightening which can damage threads or the fastener.
  • While corrosion-resistant, brass can react with certain aggressive chemicals. Verify compatibility for specific applications.

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 connector assemblies, Plumbing and HVAC systems, Architectural fixtures, Corrosive environment assemblies.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 69mmAF19mm1/2"-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.