Interactive Concrete Cube Test Simulator

Concrete Cube Test Simulator

Created By : Ir. MD Nursyazwi

Standard: Indian Standard (IS 456) Eurocode 2 (EC2) British Standard (BS 1881) American Standard (ASTM)

Cube Side Length (mm):

Concrete Mix Grade: M20 M25 M30 M35 M40

Curing Time: 7 Days 14 Days 28 Days

0%

Test Results

Standard:

Cube Side Length: mm

Concrete Mix:

Curing Time: days

---

Required Ultimate Load: kN

Simulated Ultimate Load: kN

Simulated Compressive Strength: N/mm²

Test Result:

Science Explanation

The concrete cube test is a fundamental test in civil engineering to determine the compressive strength of concrete. This is the maximum stress the concrete can withstand before failing under compression. The formula for this is simply: Compressive Strength is equal to the Ultimate Load divided by the Surface Area.

In this simulator, we use this principle to calculate the required load based on the concrete mix grade (e.g., M25, which has a target strength of 25 N/mm²). We then simulate the actual test, introducing a small random variance to reflect real-world conditions. This simulator now includes strength gain curves based on different international standards, including the Indian Standard (IS 456), Eurocode 2 (EC2), British Standard (BS 1881), and the American Standard (ASTM C39).

The curing time is a critical factor. Concrete gains strength over time due to a chemical reaction called hydration. For example, a concrete cube typically reaches about 65% of its final strength after 7 days, and around 90% after 14 days. The 28-day test is the standard for determining the design strength of concrete. Different standards use slightly different strength gain curves based on their own research and regulations.

References

This simulator is based on principles from various national and international standards, including Indian Standard (IS) 456, Eurocode 2 (EC2), British Standard (BS 1881), and American Standard (ASTM C39). For more detailed information on concrete testing, you can refer to these standards or civil engineering textbooks on concrete technology.

Other Simulators

Here are some more resources and learning platforms for civil engineering:

• Online Learning and Training: Learn about the transformative role of online professional development in the engineering field. Visit Fabrikatur Online Simulator.
• Free Engineering Courses: Explore a variety of free engineering courses and diplomas to expand your knowledge. Visit Alison Courses.