Your Professional Petroleum equipment fracturing equipment parts Supplier
Our goal is to become your reliable partner in the Petroleum equipment fracturing equipment parts in China. Qingdao Tonchel Industrial Equipment Co., Ltd was established in 2013, focusing on the research and development, production, and sales services of Petroleum equipment fracturing equipment parts. We are committed to applying advanced manufacturing technologies and strict quality control standards to every product. Our products are quality-assured, making us a dependable choice for long-term cooperation.The factory can process based on drawings or samples.
Why Choose Us
Our Certifications
Our company has obtained ISO9001 certification, patent certificates, and other certifications.
Customized Solutions
We offer technical consultation, sample testing, and product selection, recommending the best solution based on customer needs.
Our Services
Rapid response; for problems encountered during product application, please contact our professional engineers for online technical support and guidance.

1. Excellent mechanical properties, high strength, good toughness, and impact resistance.
Compared to cast aluminum and iron, cast steel has higher tensile strength and yield strength, stronger resistance to alternating loads and impacts, and is less prone to fracture. Capable of withstanding heavy loads, high voltages, and pulse impact conditions, suitable as the core pressure bearing and load-bearing components of equipment. The strength and toughness can also be flexibly adjusted by adjusting the material (carbon steel, low-alloy steel) and heat treatment (normalizing, quenching and tempering).
2. Integrated molding of complex structures to reduce welding risks.
It can directly cast complex structures such as irregular cavities, flow channels, flanges, reinforcing ribs, protrusions, installation ears, etc.
-No need to weld and assemble multiple steel plates, avoiding defects such as slag inclusion, porosity, welding cracks, and welding stress in the weld seam;
-Reduce the number of parts and lower assembly workload;
-Only precision machining is performed on the sealing surface, hole position, stopper, and positioning reference, which significantly saves raw materials and shortens processing time compared to milling the entire steel material.
3. Heat treatment+precision machining, with strong dimensional stability.
Process flow: Casting → Heat treatment to relieve stress → CNC precision machining
-Heat treatment eliminates internal stresses in casting and avoids deformation of parts after processing;
-CNC precision machining ensures the flatness, roughness, and hole position accuracy of flange surfaces, valve seat holes, threads, and positioning stops, meeting the requirements of high-pressure sealing and high-precision assembly.
4. Wear resistant, high and low temperature resistant, with wide adaptability to working conditions.
After tempering and surface quenching, the surface hardness of alloy steel castings increases and they are resistant to particle erosion and wear;
It is not easily brittle at low temperatures, and the strength attenuation amplitude under high temperature conditions is small, making it suitable for harsh working conditions such as outdoor and alternating high and low temperatures.


5. Wide range of material selection.
Select ordinary carbon cast steel, low-alloy cast steel, etc. according to usage needs, and there are corresponding material schemes for general load-bearing components to high-pressure pressure bearing components.
6. Integrated factory supporting advantages.
1. Preliminary drawing review: Optimize casting fillet and wall thickness, reduce stress concentration, and minimize casting cracks and shrinkage porosity;
2. One stop shop for casting, heat treatment, machining, and surface treatment;
3. Sample trial production and orders from small to large quantities can be undertaken to reduce communication and quality risks caused by multiple supplier connections
7. There are various surface treatment methods available.
It can be sandblasted, painted, and deposited with wear-resistant layers to enhance corrosion resistance and wear resistance, and is suitable for outdoor corrosive conditions such as mud, sand, and oil and gas.
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FAQ
As one of the leading petroleum equipment fracturing equipment parts manufacturers and suppliers in China, we warmly welcome you to buy the best petroleum equipment fracturing equipment parts made in China here from our factory. All customized machines are with high quality and competitive price.
