Home > Fastening & Joining > Hex Head Cap Screw, 316 Stainless Steel

M22x41mm 316 Stainless Steel Hex Head Cap Screw

Expert Overview

This M22x41mm hex head cap screw, crafted from premium 316 stainless steel, offers exceptional corrosion resistance and superior strength. Designed for critical fastening applications where durability and reliability are paramount.

StandardASTM A106
Material316 Stainless Steel
FinishPassivated
GradeN/A
SizeM22
Length41mm
Head Width13mm

Detailed Engineering Specifications

Engineered for reliability and performance, this M22x41mm hex head cap screw features a robust 316 stainless steel construction, renowned for its excellent resistance to pitting, crevice corrosion, and general corrosion in aggressive environments. The M22 nominal diameter and 41mm length provide substantial tensile strength for secure joints. Its 13mm head width ensures consistent torque application with standard tooling, making it suitable for marine hardware, chemical processing equipment, food production machinery, and outdoor structural assemblies exposed to corrosive elements.

🧊 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 threads are clean and free of debris. 2. Apply appropriate lubricant if required by the application's torque specifications. 3. Tighten to the specified torque using a calibrated wrench, ensuring proper engagement of the hex head.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASTM A106

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)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M22Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M22Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using the wrong tool size, leading to stripped hex heads.Always use a correctly sized socket or wrench that fits snugly onto the hex head.
Over-tightening, which can lead to thread damage or fastener failure.Adhere to the recommended torque specifications for the specific application and material being fastened.

Common Applications

  • Marine hardware and shipbuilding
  • Chemical processing plants
  • Food and beverage equipment
  • Outdoor structural assemblies

⚠️ Engineering Warnings

  • Avoid use in environments with high concentrations of chlorides, as even 316 stainless steel can be susceptible to chloride stress corrosion cracking.
  • Ensure compatibility with mating components to prevent galvanic corrosion.

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, 316 Stainless Steel made from?

A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.

Q: What are the main applications?

A: Marine hardware and shipbuilding, Chemical processing plants, Food and beverage equipment, Outdoor structural assemblies.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 41mmAF13mm1/2"-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.