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

M11x122mm 316 Stainless Steel Hex Cap Screw

Expert Overview

This M11x122mm Hex Head Cap Screw, crafted from premium 316 stainless steel, offers superior corrosion resistance. Engineered for high-stress applications requiring dependable fastening.

StandardASME B18
Material316 Stainless Steel
FinishPassivated
GradeN/A
SizeM11
Length122mm
Head Width35mm

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this M11x122mm Hex Head Cap Screw is manufactured from high-grade 316 stainless steel, renowned for its exceptional resistance to pitting and crevice corrosion, particularly in chloride-rich environments. The M11 thread size ensures robust engagement, while the generous 122mm length provides ample grip for various assembly needs. Its substantial 35mm head width facilitates secure torque application with standard hex tools. The material's excellent tensile strength and ductility make it suitable for demanding applications in marine, chemical processing, food and beverage, and pharmaceutical industries where hygiene and long-term integrity are paramount.

🧊 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 mating threads are clean and free from debris. 2. Insert the cap screw, engaging threads by hand to prevent cross-threading. 3. Tighten using a calibrated torque wrench to the specified torque value for the application, ensuring even pressure distribution.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 898-1 / ISO 4014
DIN EquivalentDIN 931 / DIN 933
Primary StandardASME B18

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)
M11Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M11Varies by dimensionContact Sales

Corrosion Resistance Guide

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

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Cross-threading during insertion.Always start threading by hand to confirm proper alignment before applying any torque.
Over-torquing, leading to thread stripping or material fatigue.Utilize a calibrated torque wrench and adhere to recommended torque specifications for the specific application and mating material.
Using inappropriate tools that damage the hex head.Employ properly sized, high-quality hex sockets or wrenches to ensure efficient torque transfer and prevent head deformation.

Common Applications

  • Marine hardware and vessel construction
  • Chemical processing equipment and piping
  • Food and beverage processing machinery
  • Pharmaceutical manufacturing assemblies

⚠️ Engineering Warnings

  • Always wear appropriate safety glasses during installation and handling.
  • Ensure the specified torque is not exceeded to prevent damage to the fastener or mating components.
  • Verify compatibility of 316 stainless steel with the specific chemical or environmental conditions of your application.

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 vessel construction, Chemical processing equipment and piping, Food and beverage processing machinery, Pharmaceutical manufacturing assemblies.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 122mmAF35mm1/2"-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.