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M24 x 135mm Carbon Steel Hex Cap Screw | Industrial Grade

Expert Overview

Engineered for robust performance, this M24 x 135mm hex head cap screw is forged from high-grade carbon steel. Its substantial 27mm head width ensures excellent torque transfer for secure, long-lasting fastening in demanding environments.

StandardDIN 933
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
SizeM24
Length135mm
Head Width27mm

Detailed Engineering Specifications

Manufactured under strict quality controls, this M24 x 135mm carbon steel hex head cap screw boasts a nominal diameter of M24 and a total length of 135mm. The head is precisely machined to a width of 27mm, facilitating optimal wrench engagement. Constructed from high-tensile carbon steel, it offers superior shear and tensile strength, making it suitable for critical structural applications, heavy machinery assembly, and infrastructure projects where reliability and load-bearing capacity are paramount. Compliance with relevant industrial standards ensures consistent performance and interchangeability.

🧊 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:Yes

Installation Procedure

1. Select the appropriate socket or wrench for the 27mm hex head. 2. Ensure the mating threads are clean and free from obstructions. 3. Apply the recommended torque to achieve a secure connection without over-tightening.

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

Chemical Composition

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

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)
M24Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M24Varies 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 the wrong size wrench, leading to stripped head or inadequate torque.Always use a properly sized 27mm wrench or socket for secure engagement and optimal torque application.
Over-tightening, which can damage the fastener or the mating component.Refer to torque specifications for the specific application and materials to avoid over-stressing the fastener.

Common Applications

  • Heavy Machinery Assembly
  • Structural Steel Erection
  • Bridge Construction

⚠️ Engineering Warnings

  • Always use appropriate personal protective equipment (PPE) during installation.
  • Ensure the chosen fastener is rated for the intended load and environmental conditions.

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, Carbon Steel made from?

A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.

Q: What are the main applications?

A: Heavy Machinery Assembly, Structural Steel Erection, Bridge Construction.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 135mmAF27mm1/2"-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.