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Blog

Brake Pad Retention Clips: The Risk Nobody Considers

Thursday May 21st, 2026Thursday May 21st, 2026 Chousa SRLBlog

The retention clip is the most overlooked component in a braking system. It is also one of the most critical — especially in the automotive aftermarket, where the variety of applications and operational demands makes selecting the right coating a […]

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Structural Bolts A325 and Corrosion: How to Prevent Failures in Metal Structures

Tuesday May 19th, 2026Tuesday May 19th, 2026 Chousa SRLBlog

A325 bolts are at the core of thousands of metal structures. But many fail prematurely — and almost always for the same reason: the wrong coating.     What are A325 bolts and where are they used? A325 bolts are […]

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Hydrogen Embrittlement: why a perfect part fails after zinc plating

Thursday May 14th, 2026Thursday May 14th, 2026 Chousa SRLBlog

A grade 12.9 bolt passes every quality control, is correctly installed, and fails within 72 hours. No visible corrosion. No overload. The problem occurred before assembly, during the coating process. It’s called hydrogen embrittlement, and in the metalworking industry it’s […]

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WHY 12.9 BOLTS FAIL IN SEED DRILLS

Wednesday April 29th, 2026Thursday April 30th, 2026 Chousa SRLBlog

The problem with 12.9 bolts in seed drills In seed drills, 12.9 bolts operate under highly demanding conditions: constant vibration from field operation, dynamic loads, and continuous exposure to moisture, fertilizers, and accumulated dirt. These conditions place 12.9 bolts in […]

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Cost of Corrosion: How It Impacts Industrial Profitability

Tuesday April 7th, 2026Tuesday April 7th, 2026 Chousa SRLBlog

Corrosion is often perceived as a technical issue. But in reality, it is an economic problem. Every corroded component not only represents material damage, but also a series of associated costs that directly impact operational profitability. In many industries, the […]

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B7 Stud Bolts in Oil & Gas Flanges: Corrosion Challenges in Service

Friday March 6th, 2026Friday March 6th, 2026 Chousa SRLBlog

In the Oil & Gas industry, bolted joints are critical to the integrity of equipment and process systems. Flanges, valves, and pressure vessels rely on the reliability of these fasteners to operate safely over long periods of time. One of […]

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Fasteners in Solar Trackers: A Key Component in Solar Power Plants

Thursday January 29th, 2026Thursday January 29th, 2026 Chousa SRLBlog

In solar power plants, trackers are among the most mechanically demanding systems. They incorporate continuous movement, variable loads, and repetitive cycles throughout the entire service life of the project. In this context, fasteners play a central role in the operation […]

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Corrosion in Exported Machinery: A Problem of Image, Brand, and Cost

Thursday January 29th, 2026Thursday January 29th, 2026 Chousa SRLBlog

In machinery exports, one of the most frequent—and costly—issues is premature corrosion in exported machinery. Fasteners, bolted joints, structures, and metal subassemblies begin to show corrosion shortly after delivery or during the early stages of operation. These failures are rarely […]

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Trivalent Zinc Plating vs Zinc-Nickel: When and Why to Make the Shift

Wednesday January 28th, 2026Thursday January 29th, 2026 Chousa SRLBlog

Trivalent zinc plating is one of the most widely used zinc-based treatments in industry for corrosion protection. Its solid performance, environmental compliance, and competitive initial cost have made it a standard solution across many industrial applications. However, as service conditions […]

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How Precote® Improves the Reliability of Industrial Fastenings

Monday January 26th, 2026Thursday January 29th, 2026 Chousa SRLBlog

From its origins in the automotive industry to its application in agricultural machinery, solar parks, and other industries Factors such as vibrations, thermal cycles, exposure to fluids, and harsh environmental conditions make the in-service behavior of a threaded joint just […]

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