ISO 204: Standard for plastic creep tests

What is ISO 204 and why is it important?
ISO 204 is an international standard that provides guidelines for testing the mechanical properties of plastics, with a specific focus on evaluating creep behavior under constant load. This standard is very important for ensuring the performance and durability of thermoplastic and thermosetting materials, which are widely used in various industries. ISO 204 is crucial for construction, automotive and aviation applications, where materials are exposed to constant stress for a long time.
Why choose ISO 204?
The application of ISO 204 offers several advantages:
- Long-term performance: It helps manufacturers understand how plastics behave under constant stress, which is essential for the long-term performance of products.
- Quality assurance: By implementing standardized test procedures, companies can meet relevant quality standards, which is important for market acceptance and customer satisfaction.
- Optimizing material properties: Test results provide insights that can help companies select and design materials that are suitable for specific applications.
How does ISO 204 work?
The testing process typically includes the following steps:
- Sample preparation: plastic samples are prepared in accordance with standards for accurate measurements.
- Application of loads: The sample is exposed to a specific load that lasts over a certain period of time.
- Data collection: deformations and other important parameters are measured and analyzed during the test period.
Relationship with ASTM E139
ASTM E139 is another important standard that also focuses on measuring the mechanical properties of materials, but it focuses on a wider range of substances, including metals. While ISO 204 focuses specifically on plastics, ASTM E139 provides important insights into the creep behavior of various materials under long-term stress. By applying both standards, companies can gain a thorough understanding of the performance of their products under different conditions.
Applications of ISO 204 in industry
At Deon Research Centre, we are involved in the application of ISO 204 in various sectors:
- Plastics industry: assessment of plastics used in a wide range of applications, from packaging to construction materials.
- Automotive: evaluation of plastic components that are under direct load and are critical to vehicle functionality and safety.
- Building and construction: Providing certainty about the performance of plastics used in load-bearing structures or long-term structures.
What does this mean for your company?
By investing in ISO 204 compliance, companies can:
- Ensure increased product reliability and durability by measuring detailed material properties.
- Achieving compliance with international standards, which is essential for market acceptance and reputation.
- Improved competitiveness through the use of robust and high-performing materials.

We offer comprehensive ISO 204 testing services at Deon Research Centre!
Curious about how our ISO 204 tests can optimize your plastics? Our team offers expert services that ensure that your materials meet the highest standards. Contact us for more information and find out how we can support your business with in-depth material testing!
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