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Titanium Grade 5 M8x142mm Hex Cap Screw

Expert Overview

Engineered for extreme environments, this Hex Head Cap Screw, manufactured from Aerospace-grade Titanium Grade 5, offers exceptional strength-to-weight ratio and superior corrosion resistance for critical fastening applications.

StandardDIN 933
MaterialTitanium Grade 5
FinishGalvanized
GradeN/A
SizeM8
Length142mm
Head Width34mm

Detailed Engineering Specifications

A high-performance industrial component, this M8x142mm Hex Head Cap Screw is meticulously crafted from Titanium Grade 5 (Ti-6Al-4V), a dual-phase alloy renowned for its tensile strength (up to 130,000 psi) and excellent fatigue resistance. The generous 34mm head width ensures robust load distribution and facilitates secure tightening with standard tooling. Its biocompatibility and inherent resistance to saltwater and chemical corrosion make it ideal for sectors requiring uncompromising reliability, such as aerospace airframes, marine hardware, and critical medical implants where performance under stress is 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. Ensure the mating threads are clean and free from debris. 2. Hand-thread the screw to confirm proper engagement and prevent cross-threading. 3. Tighten to the manufacturer's specified torque using a calibrated torque wrench, ensuring even pressure distribution.

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

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)
M8Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M8Varies 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
Over-torquing the titanium screw, which can lead to thread stripping or material deformation.Always use a calibrated torque wrench and adhere to the recommended torque specifications for Titanium Grade 5 fasteners of this size.
Using incompatible tools that can damage the hex head or the screw's surface.Utilize high-quality, appropriately sized hex sockets or wrenches made from hardened steel to prevent slippage and damage.

Common Applications

  • Aerospace structural components
  • Marine and offshore hardware
  • High-performance automotive assemblies

⚠️ Engineering Warnings

  • Titanium Grade 5 can gall if not properly lubricated or if over-tightened; use anti-seize compound where appropriate.
  • Always verify compatibility of mating materials to prevent galvanic corrosion, especially in marine 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, Titanium Grade 5 made from?

A: This Hex Head Cap Screw, Titanium Grade 5 is manufactured from Titanium Grade 5.

Q: What are the main applications?

A: Aerospace structural components, Marine and offshore hardware, High-performance automotive assemblies.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 142mmAF34mm1/2"-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.