QT400-18 QT400-15 QT450-10 QT500-7 Grey Cast Iron Bar with best quality from shand
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QT400-18 QT400-15 QT450-10 QT500-7 Grey Cast Iron Bar with Best Quality from Shand
Introduction:
The QT400-18, QT400-15, QT450-10, and QT500-7 Grey Cast Iron Bar is a high-quality product widely used in various industries. With its exceptional properties and durability, it serves as a reliable component in hydraulic systems, engineering machinery, and many other applications.
History:
The production of this grey cast iron bar has a long history dating back to ancient times. Over the years, advancements in technology and innovation have led to the development of an optimized continuous cast iron production line. This has resulted in superior performance, high yield, and a reduction in machining allowances and costs.
Advantages:
1. Superior Strength: The grey cast iron bar has a minimum tensile strength of over 500MPa, ensuring its ability to withstand heavy loads and high pressure.
2. Excellent Hardness: With a hardness of 190HB, the grey cast iron bar offers exceptional wear resistance and durability.
3. Graphite Form: The graphite in the cast iron bar is in the form of balls, enhancing its machinability and reducing the risk of cracking.
4. Graphite Grade and Length: The graphite grade of 1-3 and length of 6-8 further contribute to the bar's overall performance and stability.
5. High Ferrite Content: The grey cast iron bar contains approximately 75% ferrite, providing excellent corrosion resistance and thermal conductivity.
Common Use Scenarios:
1. Hydraulic Systems: The grey cast iron bar is widely used in hydraulic systems due to its strength, hardness, and resistance to wear. It ensures reliable performance and long service life.
2. Engineering Machinery: The bar is an essential component in various engineering machinery, providing stability and strength under heavy loads and harsh operating conditions.
3. Other Industries: The grey cast iron bar finds applications in a wide range of industries, including automotive, construction, and manufacturing, where its properties are beneficial for different operational requirements.
Material Compatibility:
The grey cast iron bar is compatible with various materials, such as steel, aluminum, and other cast iron alloys. It can be easily integrated into different systems and assemblies, providing versatility in design and functionality.
Installation, Maintenance, and Repair:
- Installation: The grey cast iron bar can be installed using standard techniques and tools. It is essential to ensure proper alignment and secure fastening for optimal performance.
- Maintenance: Regular inspection and cleaning are recommended to maintain the bar's performance. Any signs of wear or damage should be addressed promptly to prevent further issues.
- Repair: In the event of damage, the grey cast iron bar can be repaired using appropriate welding techniques or by replacing the affected section. Consult a professional for complex repairs.
Replacement:
If a replacement is required, the grey cast iron bar can be easily replaced by following standard procedures. Ensure compatibility and proper fitment before installation.
Other Products:
EVER-POWER GROUP specializes in supplying various cast iron products used in the industry. Our range includes Grey Cast Iron, Ductile Cast Iron, Alloy Steel Casting, Stainless Steel Casting, Carbon Steel Casting, Corrosion Resistant Steel Casting, Aluminum Pressure Die Casting, Aluminum Gravity Die Casting, Aluminum Sand Casting, Aluminium Alloy Casting, Refractory Steel Casting, Copper alloy casting, Zinc alloy casting, Sand Casting, Green Sand Casting, and more. We take pride in offering high-quality products, competitive prices, and excellent customer service. We welcome customers to contact us for customizations based on drawings or samples.
FAQs:
1. What is the minimum order quantity for the QT400-18 QT400-15 QT450-10 QT500-7 Grey Cast Iron Bar?
2. Can the grey cast iron bar be used in high-pressure hydraulic systems?
3. Is the grey cast iron bar compatible with other materials like steel and aluminum?
4. How can I ensure the proper installation of the grey cast iron bar?
5. What are the advantages of using continuous cast iron technology in the production of the grey cast iron bar?
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port






