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

M16 x 54mm 316 Stainless Steel Hex Cap Screw

Expert Overview

This M16 x 54mm hex head cap screw, crafted from premium 316 stainless steel, offers superior corrosion resistance. Its robust design ensures secure and durable fastening in demanding environments.

StandardASME B18
Material316 Stainless Steel
FinishGalvanized
GradeN/A
SizeM16
Length54mm
Head Width34mm

Detailed Engineering Specifications

Engineered for reliability and performance, this M16 hex head cap screw boasts a nominal diameter of 16mm and a total length of 54mm. The head width measures 34mm, providing ample leverage for torque application. Constructed from 316 stainless steel, it exhibits exceptional resistance to pitting and crevice corrosion, making it ideal for marine, chemical processing, and food and beverage industries. The inherent strength and durability of 316 stainless steel ensure long-term structural integrity even in harsh, corrosive atmospheres. This fastener meets stringent industrial standards for mechanical properties and dimensional accuracy, guaranteeing consistent performance.

🧊 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 the mating threads are clean and free of debris. 2. Hand-thread the screw to confirm proper engagement and alignment. 3. Tighten the screw to the specified torque using an appropriate wrench, ensuring uniform pressure.

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)
M16Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M16Varies by dimensionContact Sales

Corrosion Resistance Guide

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

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the screw, leading to thread stripping or component damage.Utilize a calibrated torque wrench and adhere to recommended torque values for the specific application and materials.
Using an undersized wrench, resulting in cam-out and potential damage to the hex head.Select a wrench that precisely fits the 34mm hex head for optimal grip and torque transfer.

Common Applications

  • Marine hardware and structural components
  • Chemical processing equipment
  • Food and beverage manufacturing machinery

⚠️ Engineering Warnings

  • Always wear appropriate personal protective equipment (PPE) during installation.
  • Verify material compatibility with the 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 structural components, Chemical processing equipment, Food and beverage manufacturing machinery.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 54mmAF34mm1/2"-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.