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M11x122mm Carbon Steel Hex Cap Screw | Heavy-Duty Fastener

Expert Overview

Engineered for robust performance, this M11x122mm Hex Head Cap Screw provides superior clamping force. Manufactured from high-strength carbon steel, it ensures reliability in demanding environments.

StandardISO 9001
MaterialCarbon Steel
FinishAnodized
GradeN/A
SizeM11
Length122mm
Head Width17mm

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this M11x122mm Hex Head Cap Screw boasts a robust M11 nominal diameter and a substantial 122mm length, ensuring deep thread engagement for maximum load-bearing capacity. Constructed from premium carbon steel, it exhibits excellent tensile strength and shear resistance, making it ideal for structural assemblies, heavy machinery, and infrastructure projects where consistent performance under extreme stress is paramount. The 17mm hex head width facilitates secure tightening with standard tools, minimizing slippage and ensuring optimal torque application for reliable joint integrity in demanding industrial settings.

🧊 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. Hand-thread the cap screw to confirm alignment and prevent cross-threading. 3. Tighten the cap screw to the manufacturer's specified torque using an appropriate wrench or torque tool.

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

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)
M11Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M11Varies 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 a standard bolt where a cap screw's higher tensile strength is required.Select a cap screw for applications demanding superior clamping force and resistance to shear.
Over-tightening, leading to thread stripping or fastener failure.Utilize a torque wrench and adhere to recommended torque specifications for the specific material and application.

Common Applications

  • Heavy Machinery Assembly
  • Construction & Infrastructure
  • Automotive Manufacturing
  • Industrial Equipment Repair

⚠️ Engineering Warnings

  • Always use the correct size and type of fastener for the application.
  • Ensure mating components are compatible in terms of material and thread pitch.
  • Wear 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, Construction & Infrastructure, Automotive Manufacturing, Industrial Equipment Repair.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 122mmAF17mm1/2"-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.