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M9x59mm Polycarbonate Hex Head Cap Screw - Corrosion Resistant

Expert Overview

Engineered for superior performance in corrosive and electrically sensitive applications, this M9x59mm Polycarbonate Hex Head Cap Screw offers exceptional strength and impact resistance.

StandardDIN 933
MaterialPolycarbonate
FinishZinc Plated
GradeN/A
SizeM9
Length59mm
Head Width21mm

Detailed Engineering Specifications

Designed for demanding industrial environments, this M9x59mm Hex Head Cap Screw is manufactured from high-performance polycarbonate, offering excellent chemical resistance to many solvents, oils, and acids. Its non-conductive properties make it ideal for electrical and electronic assemblies where conductivity must be avoided. The M9 thread provides a secure fastening solution with a nominal head width of 21mm, ensuring adequate torque transfer. The 59mm length offers substantial grip for various assembly thicknesses. Its inherent toughness resists cracking and shattering under moderate impact, making it a reliable choice for equipment exposed to mechanical stress.

🧊 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:N/A

Installation Procedure

1. Ensure mating threads are clean and free from debris. 2. Hand-thread the screw to confirm alignment and prevent cross-threading. 3. Tighten using an appropriate wrench or socket to the recommended torque specification for polycarbonate fasteners, avoiding over-tightening.

Equivalent Standards (Cross-Reference)

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

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Recommended Torque Values

Bolt SizeDry Torque (ft-lbs)Lubricated Torque (ft-lbs)
M9Check CalculatorReduce by 25%

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
M9Varies by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the polycarbonate screw.Use a torque wrench set to the manufacturer's recommended torque limit for polycarbonate to prevent stripping or cracking.
Using the screw in applications exceeding its temperature or chemical resistance limits.Consult the polycarbonate material datasheet to confirm suitability for the specific operating temperature and chemical exposure.

Common Applications

  • Chemical processing equipment
  • Electrical enclosures and assemblies
  • Marine and offshore installations

⚠️ Engineering Warnings

  • Do not exceed the maximum recommended torque for polycarbonate to prevent thread damage or fastener failure.
  • Avoid exposure to prolonged UV radiation if the specific polycarbonate grade is not UV stabilized, as this may degrade material properties over time.

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, Polycarbonate made from?

A: This Hex Head Cap Screw, Polycarbonate is manufactured from Polycarbonate.

Q: What are the main applications?

A: Chemical processing equipment, Electrical enclosures and assemblies, Marine and offshore installations.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 59mmAF21mm1/2"-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.