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

M11 x 142mm 316 Stainless Steel Hex Head Cap Screw

Expert Overview

Engineered for demanding environments, this M11 x 142mm hex head cap screw is crafted from high-grade 316 stainless steel, offering superior corrosion resistance and exceptional durability for critical industrial applications.

StandardASME B18
Material316 Stainless Steel
FinishAnodized
GradeN/A
SizeM11
Length142mm
Head Width31mm

Detailed Engineering Specifications

A proven choice for industrial professionals, this M11 x 142mm hex head cap screw boasts a robust 31mm head width, ensuring reliable torque transfer. Manufactured from premium 316 stainless steel, it delivers outstanding resistance to corrosion from chlorides, acids, and saltwater, making it ideal for marine, chemical processing, and food and beverage industries. Its precise threading and material composition guarantee secure, long-lasting joins under extreme operational conditions. Designed to meet stringent industrial standards, it provides a dependable fastening solution where performance and longevity 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. Select the appropriate drive tool (e.g., socket wrench) matching the hex head dimensions. 2. Ensure mating threads are clean and free from debris. 3. Insert the cap screw and tighten 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 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
Using a worn or incorrect size drive tool, leading to stripping of the hex head.Always use a high-quality drive tool that precisely fits the hex head to ensure proper engagement and prevent damage.
Applying excessive torque, which can compromise the fastener's integrity or damage the mating components.Consult engineering specifications or torque charts for the correct torque value and use a calibrated torque wrench for precise application.

Common Applications

  • Marine and offshore equipment assembly
  • Chemical processing plant construction and maintenance
  • Food and beverage processing machinery
  • Corrosive environment structural applications

⚠️ Engineering Warnings

  • Ensure compatibility with mating components and environments before installation.
  • Always wear appropriate personal protective equipment (PPE) during handling and 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 and offshore equipment assembly, Chemical processing plant construction and maintenance, Food and beverage processing machinery, Corrosive environment structural applications.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 142mmAF31mm1/2"-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.