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M18x89mm Titanium Grade 5 Hex Cap Screw

Expert Overview

Engineered from robust Titanium Grade 5, this M18x89mm hex head cap screw offers exceptional strength-to-weight ratio and superior corrosion resistance for critical fastening needs.

StandardDIN 933
MaterialTitanium Grade 5
FinishBlack Oxide
GradeN/A
SizeM18
Length89mm
Head Width13mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M18x89mm hex head cap screw is manufactured from Titanium Grade 5 alloy (Ti-6Al-4V), renowned for its excellent biocompatibility, high tensile strength (up to 130,000 psi), and remarkable resistance to aggressive environments, including saltwater and many chemicals. The M18 thread size and 89mm length provide substantial engagement, while the 13mm hex head ensures reliable torque application with standard tooling. This makes it ideal for aerospace, medical implants, marine hardware, and high-performance automotive applications where weight reduction and durability are 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. Select appropriate torque wrench calibrated to the specified torque value. 2. Ensure mating threads are clean and free of debris. 3. Apply lubricant if recommended for the application to achieve desired torque.

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)
M18Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M18Varies 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 the fastener, leading to thread stripping or material fatigue.Adhere strictly to the recommended torque specifications for Titanium Grade 5 fasteners.
Using incompatible tooling which can damage the hex head, preventing proper tightening.Utilize high-quality, correctly sized sockets or wrenches to prevent damage to the fastener head.

Common Applications

  • Aerospace structural components
  • Medical implant fixation
  • High-performance marine hardware
  • Corrosive chemical processing equipment

⚠️ Engineering Warnings

  • Titanium Grade 5 exhibits galling tendencies; proper lubrication and careful installation are essential.
  • Always consult material compatibility charts and engineering specifications before use in critical 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, 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, Medical implant fixation, High-performance marine hardware, Corrosive chemical processing equipment.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 89mmAF13mm1/2"-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.