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M9x125mm Titanium Grade 5 Hex Cap Screw

Expert Overview

Engineered for extreme performance, this M9x125mm hex head cap screw utilizes the superior strength-to-weight ratio and exceptional corrosion resistance of Grade 5 titanium for critical structural applications.

StandardASTM A106
MaterialTitanium Grade 5
FinishZinc Plated
GradeN/A
SizeM9
Length125mm
Head Width26mm

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this M9x125mm hex head cap screw features a robust M9 thread pitch and a 125mm overall length, ensuring substantial material engagement. The 26mm hex head provides ample torque transfer capability for secure fastening. Fabricated from Titanium Grade 5 (Ti-6Al-4V), it offers a remarkable combination of high tensile strength (up to 130,000 psi), excellent fatigue resistance, and superior immunity to corrosion in aggressive environments. Its inherent lightweight nature makes it ideal for aerospace, marine, and high-performance automotive sectors where weight reduction is paramount without compromising structural integrity. This fastener is designed for applications demanding reliable performance under extreme stress and variable conditions.

🧊 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 mating threads are clean and free from debris. 2. Apply a suitable anti-seize compound to the threads if recommended for the application. 3. Hand-thread the screw to prevent cross-threading. 4. Tighten to the manufacturer's specified torque using a calibrated torque wrench, engaging the hex head.

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

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)
M9Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M9Varies 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 fastener, leading to thread stripping or compromised material integrity.Always use a calibrated torque wrench and adhere to the specified torque values for Titanium Grade 5 fasteners.
Using standard steel tools which can gall or damage the titanium threads.Utilize appropriate tools designed for titanium, or ensure tools are clean and free from steel contamination.

Common Applications

  • Aerospace structural components
  • High-performance automotive engine and chassis applications
  • Marine hardware and critical offshore equipment

⚠️ Engineering Warnings

  • Titanium Grade 5 exhibits work hardening; avoid excessive re-tightening.
  • Compatibility with mating materials should be verified to prevent galvanic corrosion.

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, High-performance automotive engine and chassis applications, Marine hardware and critical offshore equipment.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 125mmAF26mm1/2"-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.