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M13x55mm Polycarbonate Hex Head Cap Screws | Industrial Grade

Expert Overview

Engineered for corrosive and electrically sensitive applications, these M13x55mm polycarbonate hex head cap screws offer exceptional strength and chemical resistance without compromising conductivity.

StandardASME B18
MaterialPolycarbonate
FinishZinc Plated
GradeN/A
SizeM13
Length55mm
Head Width28mm

Detailed Engineering Specifications

Designed for demanding industrial environments, these M13x55mm hex head cap screws are precision-molded from high-performance polycarbonate. This advanced polymer provides superior resistance to a wide range of chemicals, including acids, bases, and solvents, making it ideal for applications in chemical processing, water treatment, and laboratories. Its excellent dielectric strength ensures non-conductivity, crucial for electrical and electronic assembly where preventing shorts or current leakage is paramount. The robust hex head design, measuring 28mm in width, allows for secure torque application using standard tools, ensuring reliable fastening in vibration-prone or high-stress conditions. The M13 thread standard and 55mm length offer versatility for various structural and equipment mounting needs.

🧊 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. Select the appropriate tool (e.g., hex wrench or socket) for the M13 hex head. 2. Align the screw with the pre-drilled or tapped hole, ensuring threads engage smoothly. 3. Apply consistent torque to tighten the screw until the desired clamping force is achieved, avoiding over-tightening which could damage the polycarbonate material. 4. Verify secure attachment and proper seating of the screw head.

Equivalent Standards (Cross-Reference)

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

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)
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 / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the polycarbonate screw, leading to material deformation or cracking.Use a torque wrench set to the manufacturer's recommended torque specification for polycarbonate fasteners or apply moderate, consistent force during tightening.
Using metal tools that can scratch or damage the polycarbonate head.Employ tools with smooth, clean surfaces. Consider using plastic or coated hex wrenches if extreme care is needed to prevent surface marring.

Common Applications

  • Chemical processing equipment assembly
  • Electrical enclosure and panel mounting
  • Marine and offshore applications
  • Food and beverage processing machinery

⚠️ Engineering Warnings

  • Not suitable for applications exceeding the maximum service temperature of polycarbonate (typically around 100-120°C).
  • While resistant to many chemicals, specific compatibility testing is recommended for prolonged exposure to aggressive or unknown substances.

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 assembly, Electrical enclosure and panel mounting, Marine and offshore applications, Food and beverage processing machinery.

Technical Schematic

HEX BOLT DIAGRAMSAE J429 / ASME B18.2.1HEXHEADLENGTH = 55mmAF28mm1/2"-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.