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M7x145mm Carbon Steel Hex Head Cap Screw

Expert Overview

Engineered for robust performance, this M7x145mm hex head cap screw features a durable carbon steel construction. Its precise dimensions and high tensile strength ensure secure and reliable fastening in critical applications.

StandardDIN 933
MaterialCarbon Steel
FinishPlain
GradeN/A
SizeM7
Length145mm
Head Width10mm

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this M7x145mm carbon steel hex head cap screw offers exceptional mechanical integrity. The hardened carbon steel provides superior tensile and shear strength, making it ideal for high-stress environments. The metric M7 thread profile ensures compatibility with standard tapped holes and nuts, while the 10mm hex head allows for secure torque application with common tooling. This fastener is designed for applications demanding consistent performance and load-bearing capacity in industrial machinery, structural assemblies, and equipment manufacturing.

🧊 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 for the 10mm hex head. 2. Ensure the mating thread is clean and free of debris. 3. Thread the cap screw into the receiving component until finger-tight. 4. Apply torque according to design specifications 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)
M7Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M7Varies 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
Over-tightening leading to thread stripping or fastener fracture.Always adhere to specified torque values and use a calibrated torque wrench for consistent and safe application.
Using a fastener with incorrect thread pitch or diameter for the application.Verify that the M7 thread profile and 145mm length are compatible with the mating components before installation.

Common Applications

  • Industrial machinery assembly
  • Automotive component mounting
  • Structural steel connections
  • Heavy equipment manufacturing

⚠️ Engineering Warnings

  • Ensure proper PPE is worn during installation, including safety glasses.
  • Do not use this fastener in environments with significant corrosive elements unless appropriate coating is specified.

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: Industrial machinery assembly, Automotive component mounting, Structural steel connections, Heavy equipment manufacturing.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 145mmAF10mm1/2"-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.