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M16x23mm 304 Stainless Steel Hex Cap Screw

Expert Overview

Engineered for robust fastening in corrosive environments, this M16x23mm hex head cap screw is manufactured from premium 304 stainless steel. It offers superior strength and corrosion resistance for critical applications.

StandardDIN 933
Material304 Stainless Steel
FinishPassivated
GradeN/A
SizeM16
Length23mm
Head Width31mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M16x23mm hex head cap screw boasts exceptional durability and corrosion resistance owing to its 304 stainless steel composition. The alloy provides excellent tensile strength and resistance to pitting and crevice corrosion, making it suitable for marine, chemical processing, and food-grade environments. Its M16 thread size ensures a secure and reliable connection, while the 23mm length and 31mm head width provide ample bearing surface and torque capability for demanding assemblies. Compliance with relevant industry standards for dimensional accuracy and material integrity is assured.

🧊 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 thread and tool are clean and free of debris. 2. Insert the cap screw into the pre-drilled and tapped hole. 3. Tighten using an appropriately sized wrench or socket to the specified torque value, avoiding over-tightening.

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)
M16Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M16Varies 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
Using a damaged or undersized tool, leading to stripped heads or improper torque application.Utilize a properly fitting, high-quality tool for consistent torque and to prevent damage to the hex head.
Applying excessive torque, which can lead to thread stripping or fastener failure.Adhere to the recommended torque specifications for the application to ensure secure fastening without compromising the screw's integrity.

Common Applications

  • Marine hardware and equipment
  • Chemical processing plant construction
  • Food and beverage processing machinery
  • Outdoor structural assemblies

⚠️ Engineering Warnings

  • Ensure compatibility with mating materials in corrosive environments.
  • Always use appropriate personal protective equipment 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, 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 hardware and equipment, Chemical processing plant construction, Food and beverage processing machinery, Outdoor structural assemblies.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 23mmAF31mm1/2"-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.