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M13x54mm Carbon Steel Hex Head Cap Screw | Fastening & Joining

Expert Overview

Engineered for robust performance, this M13x54mm Hex Head Cap Screw offers superior tensile strength and durability in demanding industrial environments. Its carbon steel construction ensures reliable fastening.

StandardDIN 933
MaterialCarbon Steel
FinishZinc Plated
GradeN/A
SizeM13
Length54mm
Head Width33mm

Detailed Engineering Specifications

A proven choice for industrial professionals, this M13x54mm Hex Head Cap Screw is manufactured from high-grade carbon steel, offering exceptional tensile strength and shear resistance for critical structural applications. The M13 nominal diameter, paired with a 54mm length, provides ample engagement for secure joint assembly. Its substantial 33mm head width ensures effective torque transfer during installation, minimizing the risk of slippage or fastener damage. Compliant with relevant ISO standards, this screw is ideal for heavy machinery, construction, and general industrial assembly where reliability is 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:Yes

Installation Procedure

1. Ensure mating threads are clean and free of debris. 2. Apply appropriate lubricant or thread locker if specified for the application. 3. Tighten the screw to the recommended torque value using a calibrated torque wrench.

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)
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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening the screw, which can strip threads or damage the workpiece.Always use a calibrated torque wrench and adhere to specified torque values for the fastener and application.
Using the wrong size wrench, leading to fastener head damage and improper torque application.Utilize the correct size wrench or socket that precisely fits the 33mm hex head to ensure secure engagement and prevent stripping.

Common Applications

  • Heavy Machinery Assembly
  • Structural Steel Connections
  • Industrial Equipment Repair

⚠️ Engineering Warnings

  • Ensure compatibility of materials for galvanic corrosion prevention if used in dissimilar metal assemblies.
  • Do not exceed the recommended torque specifications to avoid fastener failure or thread damage.

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, Industrial Equipment Repair.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 54mmAF33mm1/2"-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.