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Help CenterHeavy-Duty Coupling With 2-Year Warranty, Mill Test Report, 45 Steel, Standard Compliant
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Henan San Kuang Machinery Technology Co., Ltd., a professional manufacturer established in 2022 with a factory spanning 10,000-30,000 square meters, proudly presents our Heavy-Duty Coupling with 2-Year Warranty, Mill Test Report, 45 Steel, Standard Compliant. This coupling is engineered to deliver exceptional torque transmission and durability in demanding industrial applications. With a 2-year warranty and a mill test report ensuring material traceability, it offers peace of mind for critical machinery connections. Our commitment to quality and compliance with international standards makes this coupling a reliable choice for global buyers.
The coupling is manufactured from high-quality 45 steel, known for its excellent strength and wear resistance. It undergoes rigorous testing to meet standard compliance requirements, ensuring consistent performance in harsh environments. Whether used in conveyors, pumps, compressors, or other heavy equipment, this coupling minimizes downtime and maintenance costs.
Key Features & Benefits
- Material Excellence: Made from 45 steel, offering high tensile strength and fatigue resistance for long service life.
- Comprehensive Warranty: 2-year warranty covers manufacturing defects, providing cost protection for your investment.
- Mill Test Report Included: Each coupling comes with a certified mill test report that verifies chemical composition and mechanical properties.
- Standard Compliant: Designed and manufactured in accordance with relevant international standards, ensuring interchangeability and safety.
- Heavy-Duty Performance: Capable of handling high torque loads and misalignment compensation, reducing stress on connected equipment.
- Customizable Options: We offer OEM/ODM services for bore sizes, keyways, and surface treatments to meet specific application requirements.
- Easy Installation: Simple design allows quick installation and maintenance, saving labor time and costs.
Technical Specifications
| Parameter | Value |
| Material | 45 Steel (EN 1.1191 / AISI 1045 equivalent) |
| Warranty Period | 2 Years |
| Included Documents | Mill Test Report (MTR) |
| Compliance | Standard Compliant (e.g., DIN, ANSI, ISO specifications) |
| Torque Capacity | Customizable – up to 5000 Nm (depending on size) |
| Misalignment Compensation | Angular: ±1°, Parallel: 0.5 mm, Axial: ±2 mm |
| Operating Temperature | -20°C to +120°C |
| Surface Treatment | Black oxide, phosphating, paint, or as requested |
This Heavy-Duty Coupling is designed to reduce vibration and shock loads, protecting connected equipment such as motors, gearboxes, and pumps. The use of 45 steel ensures high strength and resistance to deformation under heavy loads. The mill test report provides full traceability of the raw material, which is critical for quality assurance in industries like mining, metallurgy, power generation, and construction.
Our manufacturing process follows strict quality control procedures, including dimensional inspection, hardness testing, and non-destructive testing (NDT) upon request. The coupling is available in various sizes and configurations, with flexible options for keyways, bore diameters, and set screws. We also offer custom packaging to meet export requirements.
Why Choose Henan San Kuang Machinery Technology Co., Ltd.?
- Reliable Manufacturer: With a factory area of 10,000-30,000 sqm and 51-100 skilled employees, we have the capacity to fulfill large orders with consistent quality.
- Global Reach: Our products are exported to North America, South America, Europe, Southeast Asia, Africa, and Oceania, with annual export value between US$2.5 Million and US$5 Million.
- Certified Quality Management: We hold multiple certifications including ISO9001, ISO14000, OHSAS18001, and others, reflecting our commitment to quality, environment, and safety.
- Flexible Shipping: We ship from major ports like Shanghai, Lianyungang, Qingdao, and Tianjin, ensuring efficient logistics to worldwide destinations.
- Customer Support: Our experienced team provides technical assistance, custom design, and after-sales service to ensure your satisfaction.
As a trusted supplier in the machinery industry, we understand the importance of reliability and durability. This coupling is backed by our 2-year warranty, which covers any manufacturing defects, giving you confidence in your purchase. The included mill test report provides evidence of material quality, meeting the stringent requirements of many engineering projects.
We invite you to contact us for more details, customized solutions, or bulk orders. Let Henan San Kuang Machinery Technology Co., Ltd. be your partner for heavy-duty power transmission components. With our competitive pricing, short lead times, and dedication to quality, we are confident that our Heavy-Duty Coupling will exceed your expectations.
Frequently Asked Questions (FAQ)
-
Q: What is the exact material of the coupling?
A: The coupling is made from 45 steel, which is equivalent to AISI 1045 or EN 1.1191. This medium-carbon steel offers excellent strength and wear resistance for heavy-duty applications. -
Q: Does the 2-year warranty cover all types of damage?
A: The warranty covers manufacturing defects in material and workmanship. It does not cover damage caused by misuse, improper installation, or normal wear and tear. Please refer to our warranty policy for full details. -
Q: Can I get a sample before placing a bulk order?
A: Yes, we offer sample orders. The sample cost and shipping charges are negotiable, and we can deduct the sample cost from your first bulk order. -
Q: What are the available bore sizes and keyway options?
A: Bore sizes can be customized from 10 mm to 100 mm or more. Keyways can be made according to standard metric or inch specifications, or as per your drawing. -
Q: Is the mill test report provided for every batch?
A: Yes, every production batch comes with a mill test report that includes chemical composition and mechanical properties. You can request a copy with your order. -
Q: What is the typical lead time?
A: For standard sizes, lead time is 15-25 working days after order confirmation. Customized orders may require 30-40 working days depending on complexity. -
Q: Do you offer surface treatment options?
A: Yes, we offer black oxide, phosphating, painting, zinc plating, and other treatments. Please specify your requirement when ordering. -
Q: How do you ensure the coupling meets standard compliance?
A: Our products are designed and manufactured following international standards such as DIN, ANSI, or ISO. We perform dimensional checks and functional tests to ensure compliance with the specified standard.
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