API Standard Cementing Tools Spiral vane steel solid rigid centralizers provide optimum flow area1

 The description of the spiral vane steel solid rigid centralizers highlights several key characteristics and features:

1. Improved Cementing: Developed to address the need for enhanced cementing in high deviated and horizontal wells, the centralizers provide optimum flow area and facilitate fluid swirl through 360-degree overlapping solid vanes.

2. Fluid Motion Optimization: The design of the centralizers, with reduced flow area between the spiral blades, induces a vortex motion of the fluids, increasing fluid velocity while maintaining direction. This fluid motion aids in optimizing cement placement during well operations.

3. Reduced Drag and Formation Damage: The 30-degree slope at the vane end helps reduce drag and aids the casing in reaching total depth. Additionally, the gentle flow from the body to the height of the vane eliminates scraping, gouging, or digging into the formation, minimizing balling between the vanes.

4. Material Strength and Customization: The centralizers exhibit high impact and shock resistance, coupled with notable tensile and yield strength, while also offering corrosion resistance. Furthermore, the capability to manufacture the centralizers to the customer's specified length enhances flexibility and adaptability to diverse wellbore conditions.

5. Versatility in Sizing and Configuration: Available in lengths generally around 8", the centralizers can be customized to any length as per customer requirements. They are also available with or without set screws, offering flexibility in eliminating the need for stop collars. Furthermore, the centralizers cover a wide range of casing sizes from 4 ½” to 20”, with options for customization based on specific sizing needs.

In summary, the spiral vane steel solid rigid centralizers are designed to optimize fluid flow and enhance cementing in challenging well environments, showcasing robust material properties, customization options, and versatility in sizing and configuration to meet diverse operational requirements.  

Puyang Zhongshi Group Co., Ltd. is a member of Sinopec Corporation. As a national high-tech enterprise and scientific enterprise, we launch business in areas of science & technology, industry, and trade.Our products have attained ISO9000 quality system certification. Some petroleum product machinery have passed the evaluation of API certification in the United States.