I. General Overview
1. Name, Model, and Specification
Name: Computer-Controlled Compression and Flexural Testing Machine
Model: YAW-300C
2. Applicable Standards
ISO 679:2009 Cement - Test methods - Determination of strength
GB/T 17671-2021 Method of testing cements - Determination of strength (ISO method)
JC/T 724-2005 Electric Flexural Testing Machine for Cement Mortar
JC/T 960-2022 Automatic Compression Testing Machine for Cement Mortar Strength
3. Functional Overview
The YAW-300C Computer-Controlled Compression and Flexural Testing Machine is meticulously engineered and crafted by Jinan Nake Test Equipment Co., Ltd. in full adherence to GB/T 17671-2021, JC/T 724-2005, and JC/T 960-2022. This versatile machine excels in determining the compressive and flexural strength of concrete and cement mortar samples, making it indispensable for precision testing.
Fitted with an advanced high-precision servo motor, the machine boasts force closed-loop control, allowing for steady load or stress rate application with unparalleled control accuracy and reliability. Ideal for labs demanding long-term continuous operation.
A vital asset for institutions focusing on building materials, construction engineering, quality inspection, metrology, research endeavors, and academic studies, this machine proves its worth across diverse sectors.
4. Technical Specifications
Item |
Compression Test |
Flexural Test |
Maximum Test Force |
300 kN |
10 kN |
Constant Loading Rate |
0.3 kN/s ~ 9.9 kN/s |
0.05 kN/s |
Distance Between Platens |
230 mm |
- |
Compression Plate Diameter |
φ120 mm |
- |
Piston Maximum Stroke |
90 mm |
70 mm |
Cross-Section Dimensions |
- |
40 mm |
Support Span |
- |
100 mm |
Machine Accuracy Parameters:
Item |
Specification |
Indication Relative Error (Accuracy) |
±0.5% |
Indication Repeatability Relative Error |
0.5% |
Zero Return Relative Error |
±0.1% |
Relative Resolution of Force Indication |
0.5% |
Zero Drift |
≤±0.1% |
Power |
1.5 kW |
Power Supply |
AC 220V (±10%) |
Dimensions (L×W×H) |
930 mm × 590 mm × 1550 mm |
Net Weight |
400 kg |
II. Basic Structure
This state-of-the-art testing machine comprises a screw-nut drive mechanism, a robust main frame, an intuitive control system, precision sensors, and a PC-based force measurement controller, ensuring seamless operation.
- Compression section: Twin vertical columns are ingeniously connected to the base plate, with a sophisticated lifting screw-nut mechanism skillfully mounted beneath the plate.
- Flexural section: Utilizing a similar two-column structure, it effectively connects the upper beam to the base plate. The compression load cell is expertly mounted underneath the upper beam. The flexural section's columns extend strategically downward and secure to the compression section's base plate.
- The screw-nut loading mechanism assures precision through its intricately threaded interlocking design.
- The servo motor is precisely mounted on the base with a specialized bracket, ensuring smooth, quiet operation.
- The PC-based force measurement system is strategically positioned on the side of the main machine for optimal accessibility and efficiency.
Replacing traditional hydraulic methods, this machine employs a cutting-edge screw-nut drive powered by a servo motor, offering silent, oil-free operation and a durable structure. It allows for exceptional displacement control and user-friendly operation—just plug in and start testing.
Packing List
No. |
Item |
Quantity |
Unit |
1 |
Main Machine Unit |
1 |
Set |
2 |
Controller / Test Software |
1 |
Piece |
3 |
Computer |
1 |
Unit |
4 |
Compression Test Accessories |
1 |
Set |
5 |
Flexural Test Accessories |
1 |
Set |
6 |
Certificate of Conformity |
1 |
Copy |
7 |
Packing List |
1 |
Copy |
8 |
User Manual |
1 |
Copy |

As a pioneering leader in the realm of testing equipment, the illustrious NAKE Group stands tall with over two decades of unparalleled industry prowess. Our force is driven by an elite brigade of more than 20 ingenious R&D specialists, complemented by an exceptional team of over 50 masterful production maestros. Not to forget, our remarkable after-sales unit, featuring 10+ consummate professionals, ensures seamless customer satisfaction. Nestled within an expansive 4,000 square meters of state-of-the-art manufacturing and office infrastructure, we proudly bear the badge of a National High-Tech Enterprise, a testament to our innovative spirit and quality commitment in China's vibrant industrial landscape.
In the relentless pursuit of perfection, our operations are governed by an ISO 9001:2015-certified quality management system, guaranteeing meticulous oversight at every juncture of the production process. Procuring an impressive 5,000 tons of prime raw materials each year, coupled with our advanced in-house machining and assembly capabilities, we enjoy a distinctive 3% manufacturing cost advantage over our industry competitors. This competitive edge allows us to maintain unrivaled product consistency and excellence, setting new benchmarks in quality and performance.
Over the last five years, our unwavering dedication to precision and reliability has borne remarkable results: an on-time shipment rate that consistently surpasses 98.2%, alongside a product failure rate that remains impressively below 0.3%, and a rework rate under 0.28%. These figures are a testament to our relentless pursuit of quality excellence. Our prowess extends to OEM manufacturing, where we craft approximately 600 units of superior mechanical testing equipment annually for over 20 esteemed Chinese exporters, further cementing our dominance and leadership in the field.
Our prestigious brand, NAKE Test Equipment, has achieved widespread acclaim, earning a sterling reputation across China and beyond. With products gracing over 30 countries globally, we are not just manufacturers but innovators. As a direct manufacturer endowed with autonomous R&D and production prowess, we offer unmatched advantages over distributors and intermediaries. Our technical expertise is unparalleled, our product customization is exceptional, and our cost efficiency is exceptional, making us the preferred choice for discerning clients worldwide.




After-Sales Service Introduction:
1. Enjoy peace of mind with our one-year comprehensive product warranty, ensuring lasting quality and reliability.
2. Stay at the forefront of innovation with our permanent commitment to providing free software updates, keeping you ahead of the curve with the latest advancements.
3. Benefit from our unwavering dedication to excellence with permanent maintenance services, ensuring your equipment operates seamlessly and efficiently.
4. Experience unparalleled support with our expert remote video guidance, offering professional assistance whenever and wherever you need it.
1. Is your company a manufacturer or a trading company?
We are a professional manufacturer of materials testing equipment with independent R&D, production, and assembly capabilities. All core components are machined and assembled in-house, ensuring superior quality control, production efficiency, and cost management. Compared to distributors or intermediaries, we offer greater technical expertise, product customization, and competitive pricing.
2. How do you ensure product quality?
We implement strict quality control measures:
ISO 9001:2015-certified quality management system ensures process stability.
In-house machining and assembly of key components guarantee consistency and reliability.
Over the past five years, our product failure rate has remained below 0.3%, with a rework rate under 0.28%, significantly outperforming industry averages.
3. What is your typical lead time?
With an efficient production system, we have achieved an on-time delivery rate exceeding 98.2% over the past five years. Lead times vary based on order volume and product type:
Standard models: 15-30 days
Customized products: Lead time depends on design complexity
4. Do you offer OEM or ODM services?
Yes, we provide OEM manufacturing services for 20+ Chinese exporters, producing approximately 600 units of testing equipment annually. We offer custom branding, software interface modifications, and functional upgrades to meet client requirements while ensuring compliance with international standards.
5. What industries are your testing machines used in?
Our testing equipment is widely applied in various industries, including:
Metals & composites
Rubber & plastics
Construction & civil engineering
Aerospace & automotive manufacturing
Research institutes & university laboratories
6. What after-sales services do you provide?
We offer comprehensive after-sales support, including:
Remote technical assistance: Installation guidance, troubleshooting, and maintenance support via phone, email, or video.
On-site services (available in select regions): Professional engineers can provide installation training and repair services if needed.
Spare parts supply: Long-term availability of original factory parts to ensure stable equipment operation.
Equipment upgrades & software updates: Functional upgrades and software optimizations as per customer needs.
7. How can I request a quote or place an order?
You can contact us through:
Phone/Email Inquiry: Provide your specific requirements, and our sales team will respond within 24 hours.
Custom Solutions: If you have special testing needs, our engineering team can offer tailored solutions and detailed quotations.
8. What are your competitive advantages over industry peers?
Full in-house production for superior quality control: Key components are machined in-house, ensuring consistency and durability.
Manufacturing cost advantage: Our optimized supply chain results in a 3% lower production cost compared to industry averages, providing a cost-effective solution for customers.
Exceptional delivery performance: 98.2%+ on-time delivery rate, ensuring smooth project execution.
Global market experience: Products exported to 30+ countries, meeting multiple international standards.