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M23x145mm Carbon Steel Hex Cap Screw | High Strength Fastener

Expert Overview

This M23x145mm Carbon Steel Hex Head Cap Screw offers superior tensile strength and durability. Its robust construction ensures secure and reliable fastening in critical industrial environments.

StandardISO 9001
MaterialCarbon Steel
FinishZinc Plated
GradeN/A
SizeM23
Length145mm
Head Width34mm

Detailed Engineering Specifications

Engineered for reliability and performance, this M23x145mm hex head cap screw is manufactured from high-grade carbon steel, providing exceptional tensile strength and shear resistance. The M23 thread size ensures a secure fit in compatible tapped holes or nuts, while the 145mm length offers ample engagement for a variety of joint designs. The 34mm head width allows for efficient torque application using standard wrenches or sockets, facilitating quick and secure assembly. Its hardened carbon steel composition makes it suitable for medium to heavy-duty structural applications where consistent load-bearing 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 the mating threaded hole or nut is clean and free of debris. 2. Insert the cap screw and engage the threads by hand for at least two full turns. 3. Tighten the cap screw to the manufacturer's recommended torque specification using an appropriate calibrated torque wrench.

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)
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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the fastener, leading to thread stripping or fastener fracture.Always use a calibrated torque wrench and adhere to specified torque values for the bolt size and material.
Using a fastener with an incorrect thread pitch or diameter for the application.Verify the M23 thread specification and ensure it matches the tapped hole or nut precisely.

Common Applications

  • Heavy machinery assembly
  • Structural steel connections
  • Industrial equipment mounting

⚠️ Engineering Warnings

  • Always wear appropriate personal protective equipment (PPE) during installation, including safety glasses and gloves.
  • Ensure the load-bearing capacity of the assembled joint is within the limits of the fastener and surrounding materials.

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 mounting.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 145mmAF34mm1/2"-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.