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M9x67mm 304 Stainless Steel Hex Cap Screw | Fasteners

Expert Overview

Engineered for robust fastening, this M9x67mm hex head cap screw is crafted from premium 304 stainless steel. Delivering exceptional corrosion resistance and tensile strength, it ensures secure and lasting connections in diverse environments.

StandardDIN 933
Material304 Stainless Steel
FinishPassivated
GradeN/A
SizeM9
Length67mm
Head Width18mm

Detailed Engineering Specifications

Manufactured under strict quality controls, this M9x67mm hex head cap screw features a nominal thread diameter of M9 and a precise length of 67mm. The head boasts a 18mm width for optimal tool engagement and torque application. Constructed from UNS S30400 (304) stainless steel, it provides excellent resistance to a wide range of corrosive media, making it suitable for applications exposed to moisture, chemicals, or varying atmospheric conditions. Its inherent toughness and fatigue resistance ensure reliable performance in structural, mechanical, and marine engineering contexts.

🧊 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 18mm hex head. 2. Thread the M9x67mm cap screw into the pre-tapped hole or through the mating components. 3. Tighten securely to the required torque specification, ensuring a stable and robust joint.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardDIN 933

Mechanical Properties

Tensile Strength75,000 psi (515 MPa)
Yield Strength30,000 psi (205 MPa)
Elongation in 2 in.40% min
HardnessRockwell B95 max

Chemical Composition

Carbon (C)0.08% max
Chromium (Cr)18.0 - 20.0%
Nickel (Ni)8.0 - 10.5%
Manganese (Mn)2.00% max

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1400°F (760°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M9Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M9Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterGood
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening can strip threads or damage the workpiece.Always adhere to the recommended torque specifications for the fastener size and application material.
Using the wrong size tool can damage the hex head or lead to incomplete tightening.Ensure the wrench or socket used is the correct size (18mm) for the hex head.

Common Applications

  • Marine and offshore equipment construction
  • Chemical processing plant assemblies
  • Food and beverage industry machinery
  • Outdoor structural components

⚠️ Engineering Warnings

  • Ensure compatibility of mating threads before installation.
  • Avoid using in environments with high concentrations of chloride ions without further corrosion analysis.

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, 304 Stainless Steel made from?

A: This Hex Head Cap Screw, 304 Stainless Steel is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Marine and offshore equipment construction, Chemical processing plant assemblies, Food and beverage industry machinery, Outdoor structural components.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 67mmAF18mm1/2"-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.