Home > Fastening & Joining > Hex Head Cap Screw, Titanium Grade 5

M23x137mm Titanium Grade 5 Hex Cap Screw

Expert Overview

Engineered for extreme environments, this M23x137mm Hex Head Cap Screw from Titanium Grade 5 offers unparalleled strength-to-weight ratio and superior corrosion resistance. Ideal for critical structural applications.

StandardISO 9001
MaterialTitanium Grade 5
FinishPassivated
GradeN/A
SizeM23
Length137mm
Head Width13mm

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this M23x137mm Hex Head Cap Screw features a nominal diameter of M23 and a total length of 137mm. The head boasts a width of 13mm, facilitating secure engagement with standard tooling. Manufactured from Titanium Grade 5 (Ti-6Al-4V), it exhibits exceptional tensile strength (up to 950 MPa) and yield strength (up to 880 MPa), coupled with remarkable resistance to corrosion in harsh chemical and saline environments. Its low density (approx. 4.43 g/cm³) ensures significant weight reduction in assembled structures. These screws are critical for applications demanding high performance and longevity, including aerospace structural components, marine hardware, and high-performance automotive systems.

🧊 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 both the screw threads and the mating threaded hole/nut to remove any debris or contaminants. Ensure proper thread lubrication if specified for the application. 2. Engage the screw into the receiving thread, hand-tightening initially to confirm proper alignment and prevent cross-threading. 3. Tighten the screw to the specified torque value using a calibrated torque wrench, ensuring even pressure application and avoiding over-tightening which can compromise material integrity.

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

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)
M23Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M23Varies 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
Cross-threading the screw due to misalignment during initial engagement.Always start threading by hand to ensure the screw is properly aligned with the receiving threads before applying any significant force or using tools.
Over-tightening the screw, leading to thread stripping or potential material fatigue.Utilize a calibrated torque wrench and adhere to the manufacturer's recommended torque specifications for Titanium Grade 5 fasteners to prevent damage.

Common Applications

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

⚠️ Engineering Warnings

  • Titanium Grade 5 can be susceptible to galling under high friction; proper lubrication and controlled tightening are essential.
  • Always verify compatibility with mating materials and environmental conditions to ensure optimal performance and longevity.

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 assemblies, Marine and offshore equipment, High-performance automotive and racing components.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 137mmAF13mm1/2"-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.