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M12 x 49mm Brass Hex Head Cap Screw | Corrosion Resistant

Expert Overview

This M12 x 49mm Brass Hex Head Cap Screw offers superior corrosion resistance and excellent electrical conductivity. Ideal for demanding environments where durability and aesthetic appeal are paramount.

StandardISO 9001
MaterialBrass
FinishAnodized
GradeN/A
SizeM12
Length49mm
Head Width19mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M12 x 49mm Brass Hex Head Cap Screw features a substantial 19mm head width for robust fastening. Crafted from high-grade brass, it exhibits exceptional resistance to corrosion, making it ideal for marine, outdoor, and chemical processing applications. Its non-magnetic properties and excellent conductivity also make it a preferred choice for electrical assemblies and decorative hardware. The M12 thread ensures a secure and reliable mechanical connection for various structural and assembly requirements.

🧊 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. Clean the threaded hole and the screw threads to ensure free movement. 2. Engage the screw by hand to prevent cross-threading. 3. Use an appropriate wrench or socket to tighten the screw to the required torque specification, ensuring a secure fit without over-stressing the material.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardISO 9001

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
Using excessive force, leading to thread stripping or material deformation.Always adhere to recommended torque specifications for the application. Utilize a torque wrench for precision.
Not properly cleaning threads, causing binding and potential damage.Thoroughly clean both the screw and the receiving threads before assembly. A light lubricant can aid in smooth engagement.

Common Applications

  • Marine hardware and fittings
  • Electrical connectors and switchgear
  • Architectural and decorative installations
  • Plumbing and fluid handling systems

⚠️ Engineering Warnings

  • Brass can be susceptible to dezincification in certain aggressive chemical environments. Verify compatibility for specific applications.
  • While corrosion-resistant, prolonged exposure to highly acidic or alkaline conditions may degrade the material over time.

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 switchgear, Architectural and decorative installations, Plumbing and fluid handling systems.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 49mmAF19mm1/2"-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.