Finished Hex Nuts Metric Sizes Grade 8.8 Cr6 Plating
Grade 8.8 Metric Finished Hex Head Nut with Cr6 Plating
Strength and Superior Corrosion Resistance
The Grade 8.8 Metric Finished Hex Head Nut with Cr6 Plating is a high-strength fastening solution engineered for demanding industrial, automotive, and construction applications. Designed to deliver reliable load-bearing performance, this metric hex nut combines the proven strength of Grade 8.8 carbon steel with the enhanced corrosion protection of Cr6 (hexavalent chromium) plating. The result is a durable fastener built to perform in harsh environments where strength, longevity, and resistance to corrosion are critical.
Technical Specifications and Performance
High-Strength Metric Design
Grade 8.8 fasteners are widely specified for applications requiring dependable mechanical strength and consistent performance.
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Material: Premium carbon steel
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Strength Class: Grade 8.8 metric
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Tensile Strength: Approximately 800 MPa
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Thread Sizes: Commonly available from M5 through M30
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Standards: Manufactured to ISO 4032 and DIN 934 specifications
The finished hex head design ensures precise threading, uniform torque application, and secure engagement when paired with compatible Grade 8.8 metric bolts.
Advantages of Cr6 (Hexavalent Chromium) Plating
Proven Corrosion Protection
Cr6 plating has long been recognized for its superior resistance to rust and oxidation in demanding environments.
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Corrosion Resistance: Excellent protection against moisture, salt, and industrial contaminants
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Enhanced Durability: Increases surface hardness to resist wear, abrasion, and galling
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Long Service Life: Maintains fastening integrity in outdoor and high-exposure applications
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Bright Finish: Provides a polished appearance while preserving protective properties
While Cr6 plating is subject to environmental regulations, it remains a preferred solution in applications where maximum corrosion resistance is required.
Applications and Industries
Built for Heavy-Duty Use
Grade 8.8 Metric Finished Hex Head Nuts with Cr6 plating are commonly used in:
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Automotive and transportation systems
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Structural steel and construction projects
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Industrial machinery and equipment
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Maintenance and repair operations
A Dependable Fastening Solution
The Grade 8.8 Metric Finished Hex Head Nut with Cr6 Plating offers an ideal balance of strength, durability, and corrosion resistance. Engineered for reliability in challenging conditions, it provides professionals with a secure fastening solution for high-load applications where performance and longevity matter most.