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M22 x 109mm 316 Stainless Steel Hex Head Cap Screw

Expert Overview

Engineered for superior strength and corrosion resistance, this M22 x 109mm Hex Head Cap Screw is crafted from premium 316 stainless steel. Its robust design ensures reliable fastening in harsh environments.

StandardISO 9001
Material316 Stainless Steel
FinishGalvanized
GradeN/A
SizeM22
Length109mm
Head Width21mm

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this M22 x 109mm Hex Head Cap Screw offers exceptional performance and durability. Constructed from high-grade 316 stainless steel, it exhibits superior resistance to pitting, crevice corrosion, and general corrosion, making it ideal for marine, chemical processing, and food and beverage industries. The M22 nominal diameter, 109mm length, and 21mm head width ensure precise fitment and secure load distribution. This material composition also provides excellent mechanical properties at both elevated and sub-zero temperatures. Meeting stringent industry standards, these cap screws are designed for applications demanding utmost reliability and longevity.

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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 21mm hex head. 2. Ensure the mating threads are clean and free of debris. 3. Apply the required torque using a calibrated torque wrench, following manufacturer specifications for the application.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardISO 9001

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 standard stainless steel (e.g., 304) in highly corrosive environments.Always specify 316 stainless steel for marine, chemical, or high-salinity applications to prevent premature corrosion and failure.
Over-tightening or under-tightening the screw, leading to thread damage or insufficient clamping force.Utilize a calibrated torque wrench and consult engineering drawings or application-specific torque charts to achieve the correct tension.

Common Applications

  • Marine hardware and construction
  • Chemical processing equipment
  • Food and beverage industry machinery
  • Offshore oil and gas components

⚠️ Engineering Warnings

  • Ensure compatibility with mating materials to prevent galvanic corrosion.
  • Always use appropriate personal protective equipment (PPE) 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, 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 construction, Chemical processing equipment, Food and beverage industry machinery, Offshore oil and gas components.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 109mmAF21mm1/2"-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.