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Openex Successfully Fabricates and Ships a Complex Powder Handling Tank for Ethylene Project

At Openex, we take pride in our ability to tackle complex and challenging projects in the field of pressure vessel fabrication. We are thrilled to share our latest achievement – the successful fabrication and shipment of a powder handling tank for an ethylene project with an annual capacity of one million tons. This remarkable project showcases our expertise, dedication, and commitment to delivering high-quality pressure vessels to our valued customers.

tank fabrication for Ethylene Project

Project Overview

The powder handling tank in question serves a critical role in the ethylene production process. It is designed to handle a medium composed of HDPE (High-Density Polyethylene), Nitrogen, Ethane steam, and Water steam. This pressure vessel boasts impressive specifications:

  • Diameter: 6500mm
  • Length: 29250mm
  • Single Weight: 130 tons
  • Full Load Capacity: 700 tons

The tank's construction features 13 sets of coils expertly welded on the exterior, forming a cylindrical body topped with four meticulously crafted cones. These dimensions alone highlight the project's complexity and the precision required in its fabrication.

Challenges and Expertise

The fabrication of this pressure vessel presented several formidable challenges. Its large cylinder diameter, intricate structure, high manufacturing difficulty, and stringent technical requirements demanded the utmost expertise and precision. Openex was well-prepared to meet these challenges, thanks to our one-stop processing capabilities and our extensive experience in metal fabrication.

One-Stop Fabrication Advantages

Our ability to offer one-stop fabrication played a pivotal role in the success of this project. Openex can handle every stage of fabrication techniques, from design and material selection to cutting, welding, quality control, and final inspection. This streamlined approach allows for better control over quality and efficiency, ensuring that the finished product meets and exceeds industry standards.

Rich Experience in Metal Fabrication

Openex's team of skilled professionals boasts years of experience in metal fabrication, making us well-equipped to tackle even the most demanding projects. Our expertise extends to working with a wide range of materials, including exotic alloys and high-strength metals. This experience was invaluable in fabricating the complex powder handling tank, ensuring it met all performance and safety requirements.

Hydraulic Crushing Plier Components Fabrication

Customer Satisfaction

Ultimately, the success of any project is measured by customer satisfaction. Openex is proud to have gained the approval and satisfaction of the customer through the successful completion of this pressure vessel. Our commitment to quality, precision, and excellence in pressure vessel fabrication continues to set us apart in the industry.


Openex's recent achievement in fabricating and shipping a powder handling tank for an ethylene project highlights our dedication to taking on challenging projects and delivering outstanding results. With our one-stop processing capabilities and extensive experience in metal fabrication, we are well-prepared to meet the evolving needs of our customers in various industries. We look forward to tackling future projects with the same expertise and enthusiasm that allowed us to excel in this endeavor. Thank you for trusting Openex as your partner in pressure vessel fabrication.

pressure vessels columns and tower

Contact Us Today

If you have a challenging pressure vessel fabrication project that demands precision, expertise, and a commitment to excellence, look no further than Openex. Our one-stop fabrication advantages, coupled with our rich experience in metal fabrication, make us the ideal partner for your next endeavor. Contact us today to discuss your project requirements, and let us demonstrate how we can turn your vision into reality. Together, we can create innovative solutions that meet and exceed your expectations. Your success is our priority, and at Openex, we're ready to deliver.

About Openex

Openex is home to a full-service, one-stop-shop, contract manufacturing company producing custom large machined parts and fabrications. Our full large fabrication services including large machining, cutting, welding, rolling, punching, braking, testing, painting, and others.
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