Home > Fastening & Joining > Hex Head Cap Screw, Carbon Steel

M13 x 54mm Carbon Steel Hex Cap Screw

Expert Overview

This M13 x 54mm Hex Head Cap Screw, constructed from robust carbon steel, offers superior tensile strength and durability for critical fastening applications. Designed for secure and reliable connections under stress.

StandardASTM A106
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
SizeM13
Length54mm
Head Width27mm

Detailed Engineering Specifications

Built to exacting engineering tolerances, this M13 x 54mm hex head cap screw features a nominal diameter of 13mm and a shaft length of 54mm. The head width measures 27mm, providing ample surface area for torque application with standard hex tools. Manufactured from high-grade carbon steel, it exhibits excellent tensile and shear strength, making it suitable for load-bearing joints and structural assemblies. Its inherent hardness and resistance to deformation ensure consistent performance in demanding industrial environments, from heavy machinery to construction frameworks. Proper torque selection is crucial for optimal performance and fastener longevity.

🧊 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 wrench or socket matching the 27mm head width. 2. Engage the tool securely with the hex head. 3. Apply controlled torque to the desired specification, ensuring a tight and stable connection without over-tightening.

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

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)
M13Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M13Varies 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 an incorrect size wrench, leading to head stripping.Always use a wrench or socket that precisely fits the 27mm head width.
Over-tightening the screw, which can damage the threads or the mating material.Consult engineering drawings or torque charts for the recommended torque value for this M13 fastener and the specific application.

Common Applications

  • Heavy machinery assembly
  • Structural steel connections
  • Automotive manufacturing

⚠️ Engineering Warnings

  • Ensure the fastener is compatible with the materials being joined to prevent galvanic corrosion.
  • Always use appropriate personal protective equipment (PPE) during installation.

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 connections, Automotive manufacturing.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 54mmAF27mm1/2"-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.