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M13 x 74mm 316 Stainless Steel Hex Cap Screw | Industrial Grade

Expert Overview

Engineered for superior corrosion resistance and mechanical strength, this M13 x 74mm 316 Stainless Steel Hex Head Cap Screw is the ideal fastener for harsh industrial conditions. Its robust construction ensures reliable performance in demanding applications.

StandardASTM A106
Material316 Stainless Steel
FinishPassivated
GradeN/A
SizeM13
Length74mm
Head Width12mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M13 x 74mm Hex Head Cap Screw is precision manufactured from premium 316 stainless steel, renowned for its exceptional resistance to corrosion, pitting, and crevice attack, particularly in chloride-laden atmospheres. The M13 thread specification ensures robust load-bearing capacity, complemented by a 74mm length for extended reach in assembly. The 12mm hex head provides ample surface area for secure tightening with standard tooling, preventing slippage and ensuring consistent torque application. Ideal for marine hardware, chemical processing equipment, food and beverage machinery, and pharmaceutical applications where hygiene and durability 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 appropriate torque wrench and socket for the M13 hex head. 2. Ensure mating threads are clean and free from debris. 3. Thread the cap screw into the designated receiving hole, applying steady, even torque until the desired clamping force is achieved. Do not overtighten.

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)
M13Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M13Varies 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 steel fasteners in corrosive environments.Always specify 316 stainless steel for applications exposed to saltwater, chemicals, or high humidity to prevent premature corrosion and failure.
Applying excessive torque, leading to thread stripping or fastener breakage.Refer to torque charts for M13 fasteners made of 316 stainless steel and use a calibrated torque wrench to achieve the specified clamping force.

Common Applications

  • Marine Hardware and Construction
  • Chemical Processing Equipment
  • Food and Beverage Processing Machinery
  • Pharmaceutical Manufacturing

⚠️ Engineering Warnings

  • Ensure proper thread engagement to prevent cross-threading and fastener damage.
  • Avoid using abrasive cleaners or tools that may scratch the stainless steel surface, compromising corrosion resistance.

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 Processing Machinery, Pharmaceutical Manufacturing.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 74mmAF12mm1/2"-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.