Views: 0 Author: J-VALVES Publish Time: 2025-05-10 Origin: Site
In the global industrial field, DN300 PN40 TRUNNION MOUNTED BALL VALVES are widely used. API 608 AND EN 12516, as important international standards, have different specification requirements for their design, manufacturing, performance and other aspects. Understanding the compatibility between these two standards is of great significance for relevant enterprises in international trade, product selection and project implementation. Now, let's conduct an in-depth analysis of the comparison of these two standards in various key elements.
I. STANDARD OVERVIEW
API 608 is a standard formulated by the American Petroleum Institute. It mainly focuses on the specifications of BALL VALVES in industries such as oil and natural gas. It has a wide influence globally, especially in Europe and the United States, aiming to ensure that ball valves can operate reliably under harsh energy-related working conditions.
EN 12516 is a European standard that covers the general requirements for industrial valves. It pays more attention to starting from the overall European industrial environment to ensure the safety, durability of valve products in different industrial scenarios and their adaptability to various European pipeline systems.
II. COMPARISON OF STRUCTURAL DESIGN
Comparison Items | API 608 | EN 12516 |
Valve Body Structure | The structure is heavy, with many reinforced structures, strict control over welding, and is suitable for large pipelines in Europe and the United States. | Ensure strength, emphasize compactness and rationality, optimize the flow passage, and facilitate installation and maintenance in Europe. |
Trunnion Design | Require high strength and high stiffness, use high-quality alloys and heat treatment processes, ensure stable support and good connection and sealing. | Focus on functionality and durability, conform to European operation habits, and take into account both performance and cost. |
Ball Design | Use high-performance alloys, have strict requirements on roundness, etc., to ensure stable sealing and performance under complex working conditions. | Emphasize balance and adaptability, optimize materials and processes according to European working conditions, and ensure flexible operation. |
III. COMPARISON OF MATERIAL SELECTION
Comparison Items | API 608 | EN 12516 |
Valve Body Materials | Select high-end alloys verified in Europe and the United States, review supplier qualifications to ensure quality in extreme environments. | Use common high-quality materials and materials conforming to the characteristics of European standards, and follow the control process. |
Sealing Materials | Use special high-performance materials, pursue zero leakage under extreme working conditions, and require long-term resistance to extreme environments. | Comprehensively consider the cost-performance ratio and medium compatibility, improve material performance to meet European requirements. |
IV. COMPARISON OF PERFORMANCE PARAMETER STANDARDS
Comparison Items | API 608 | EN 12516 |
Pressure Ratings | Specify strict pressure ranges and test requirements for DN300 PN40, have strict control over high-pressure tests to ensure reliable operation in high-pressure environments. | Divide according to European pressure conditions, test methods conform to habits, adapt to surrounding equipment to ensure stable pressure bearing. |
Flow Coefficients | Simulate working conditions and accurately measure the coefficients under different opening degrees, consider complex factors, and provide a basis for large-scale transportation projects. | Refer to international methods and modify them in combination with European characteristics to meet the flow requirements of European working conditions and help optimize the system. |
Sealing Performance | Aim at nearly zero leakage, measure with advanced detection means and strict standards, and have high requirements for applications involving high-risk media. | Specify the leakage amount according to European standards, and the detection methods are simple and accurate to avoid sealing accidents. |
V. COMPATIBILITY AND APPLICATION SUGGESTIONS
Although there are differences between API 608 AND EN 12516 in many aspects, they are not completely incompatible. In some international cooperation projects, if the characteristics of the two standards can be fully understood and reasonable design adjustments are made, it is possible to make products meet some key requirements of both standards at the same time.
For example, in the design of the valve body structure, on the basis of ensuring the strength required by API 608, the internal flow passage can be optimized to make it closer to the smoothness requirement of EN 12516. In terms of material selection, common materials that meet the performance indicators of both standards can be found or special material treatment processes can be used to achieve a balanced effect.
For enterprises that export to European and American markets or participate in international projects, if the target market is dominated by the United States, giving priority to following API 608 can better meet the requirements of local customers and industry specifications. If the project is mainly carried out in the European region, then the EN 12516 standard is more in line with the local industrial environment and installation and acceptance habits.
In short, a deep understanding of the different specification requirements of API 608 and EN 12516 for DN300 PN40 TRUNNION MOUNTED BALL VALVES and their compatibility is helpful for enterprises to make accurate product decisions, enhance the competitiveness of products in the international market, and ensure the smooth implementation of projects.
