Within the realm of industrial connections, 52″ pipe flanges play a pivotal role. These components are the backbone of secure and leak-free connections in various applications. In this section, we’ll delve into the world of 52″ pipe flanges, exploring their significance, types, and configurations. You’ll gain a deeper understanding of why these components are essential in industrial operations.

Specification for 52″ pipe flanges

A. Dimensions and Size

52″ pipe flanges are available in various dimensions and sizes to suit a wide range of industrial applications. The key aspects to consider include:

  1. Outer Diameter (OD): The outer diameter of the flange determines its compatibility with the pipe it connects to. YANHAO offers a range of OD options, including 52 inches, to accommodate different pipe sizes.
  2. Inner Diameter (ID): The inner diameter corresponds to the bore size of the flange and must match the pipe’s inner diameter for proper alignment.
  3. Bolt Hole Spacing: The distance between bolt holes is crucial for securing the flange to the pipe. YANHAO provides precise bolt hole spacing measurements conforming to industry standards.
  4. Flange Thickness: Flange thickness varies depending on factors like pressure requirements and material choice. Thicker flanges may be necessary for higher-pressure applications.

B. Material Selection

Choosing the right material for your 52″ pipe flange is critical for performance and longevity. YANHAO offers a range of materials, each with its unique properties:

  1. Stainless Steel: Known for its corrosion resistance, stainless steel is an excellent choice for environments with high moisture or chemical exposure.
  2. Carbon Steel: Ideal for applications requiring strength and durability, carbon steel is a cost-effective option widely used in industrial settings.
  3. Alloy Steel: Alloy steel blends different metals to achieve specific properties like enhanced strength, heat resistance, or corrosion resistance.
  4. Other Materials: Depending on your requirements, YANHAO can provide flanges in materials such as duplex stainless steel, nickel alloys, or exotic materials for specialized applications.

C. Pressure Ratings

Understanding pressure ratings is essential to ensure the safety and reliability of your 52″ pipe flange. Factors to consider include:

  1. Pressure Class: Pipe flanges are typically rated based on pressure class, which indicates the maximum allowable pressure they can handle. YANHAO’s 52″ pipe flanges are available in a range of pressure classes to meet various requirements.
  2. Temperature Considerations: Pressure ratings can be influenced by temperature. It’s important to consider both pressure and temperature when selecting flanges for specific applications.

D. Surface Finish

Surface finish affects not only the aesthetics but also the functionality and longevity of your pipe flange. YANHAO provides various surface finishes, including:

  1. Smooth Finish: Ideal for applications where a tight seal is crucial, smooth finishes offer excellent sealing capabilities.
  2. Serrated Finish: Serrated finishes enhance grip and are often used in applications where vibration or movement is a concern.
  3. Custom Finishes: YANHAO can customize surface finishes to meet specific project requirements, including precision machining, grinding, and polishing.

E. Customization Options

YANHAO understands that every project is unique. We offer a range of customization options, allowing you to tailor your 52″ pipe flanges to exact specifications:

  1. Special Dimensions: We can create flanges with non-standard dimensions to fit specific pipes or spaces.
  2. Materials and Coatings: Choose from a wide array of materials and coatings to suit your project’s requirements, even in corrosive or high-temperature environments.
  3. Flange Configurations: Customize flange configurations, including weld neck, slip-on, blind, or socket weld, to meet your connection needs.
  4. Additional Features: Incorporate features such as gaskets, studs, and nuts into your customized flanges for a complete solution.

At YANHAO, we are dedicated to providing comprehensive options and ensuring that your 52″ pipe flanges are precisely tailored to meet your project’s demands.

Manufacturing Excellence

A. Advanced Production Facilities

YANHAO prides itself on maintaining state-of-the-art production facilities equipped with the latest technologies and machinery. Our commitment to excellence in manufacturing includes:

  1. Cutting-Edge Machinery: Our production facilities feature advanced CNC (Computer Numerical Control) machines and precision equipment, ensuring the highest level of accuracy in every stage of manufacturing.
  2. Automation: We employ automation where applicable to streamline processes, reduce human error, and enhance efficiency, resulting in consistently high-quality products.
  3. Capacity: YANHAO has a substantial production capacity, allowing us to handle orders of varying sizes, from small-scale projects to large industrial applications, without compromising on quality or delivery timelines.

B. Quality Control Measures

Quality is the cornerstone of our manufacturing process. We implement rigorous quality control measures to guarantee that every 52″ pipe flange meets the highest standards:

  1. Inspection Protocols: Our dedicated quality control teams conduct thorough inspections at multiple stages of production, from raw material intake to final product testing.
  2. Non-Destructive Testing (NDT): YANHAO employs advanced NDT methods such as ultrasonic testing, radiography, and dye penetrant inspection to detect imperfections or defects in materials and welds.
  3. Dimensional Accuracy: Precise measurements and dimensional checks are performed using calibrated equipment to ensure that all flanges conform to specified dimensions.
  4. Material Verification: We meticulously verify the material composition of each flange to ensure it matches the chosen material grade and meets industry standards.

C. Compliance with Industry Standards

YANHAO places a high emphasis on adhering to industry standards and best practices:

  1. ASME and ANSI Standards: Our 52″ pipe flanges are manufactured in strict accordance with ASME (American Society of Mechanical Engineers) and ANSI (American National Standards Institute) standards.
  2. ASTM Specifications: We select materials based on ASTM (American Society for Testing and Materials) specifications, guaranteeing material quality and performance.
  3. API Standards: When applicable, we follow API (American Petroleum Institute) standards for flanges used in the oil and gas industry.

D. Certifications and Accreditations

YANHAO is proud to hold various certifications and accreditations that demonstrate our commitment to quality and compliance:

  1. ISO Certification: We are ISO 9001:20XX certified, affirming our dedication to maintaining a robust quality management system.
  2. ASME U Stamp: Our facilities hold ASME U Stamp certification, indicating our ability to manufacture pressure vessels in accordance with ASME Boiler and Pressure Vessel Code.
  3. API Monogram: When applicable, our flanges carry the API Monogram, signifying compliance with API standards and specifications.
  4. Third-Party Inspections: YANHAO welcomes third-party inspections and audits to ensure transparency, reliability, and trust in our manufacturing processes and products.

Our commitment to manufacturing excellence, quality control, industry compliance, and certifications ensures that YANHAO’s 52″ pipe flanges are not only reliable but also meet the most demanding industry standards.


A. Industrial Sectors Served

YANHAO’s 52″ pipe flanges find wide-ranging applications across diverse industrial sectors. Explore how our flanges serve these industries:

  1. Oil and Gas: Our flanges are used in upstream, midstream, and downstream operations, ensuring reliable connections for pipelines, refineries, and offshore platforms.
  2. Petrochemical: YANHAO flanges play a crucial role in the safe transport and processing of chemicals, supporting the petrochemical industry’s complex infrastructure.
  3. Power Generation: Flanges are utilized in power plants, including nuclear, thermal, and renewable energy facilities, for fluid and gas transport within power systems.
  4. Water and Wastewater: Municipal and industrial water treatment facilities rely on our flanges for secure pipe connections in water distribution and wastewater treatment processes.
  5. Shipbuilding: The maritime industry benefits from our flanges in ship construction, ensuring seaworthy vessels with durable connections for various systems.
  6. Mining and Minerals: YANHAO’s robust flanges are used in mining operations for conveying ore, slurry, and other materials, withstanding harsh conditions.
  7. Aerospace and Defense: Precision and reliability are paramount in aerospace and defense applications, where our flanges meet strict requirements.
  8. Construction and Infrastructure: Infrastructure projects, such as bridges, tunnels, and large-scale buildings, utilize our flanges for plumbing and HVAC systems.

B. Common Uses of 52″ Pipe Flanges

Explore the versatile applications of 52″ pipe flanges in various contexts:

  1. Pipeline Connections: Flanges serve as critical connections between pipeline sections, ensuring leak-free transport of fluids and gases.
  2. Pressure Vessels: They are used in the assembly of pressure vessels, tanks, and boilers, providing secure openings for maintenance and inspection.
  3. Valve Assemblies: Flanges facilitate the attachment of valves to pipes, allowing for control and regulation of flow within industrial processes.
  4. Pump Installations: In fluid transfer systems, flanges connect pumps to pipelines, maintaining efficiency and preventing leaks.
  5. Heat Exchangers: Flanges are integral to heat exchanger units, which are vital in various industries for efficient heat transfer.
  6. Hydraulic Systems: Hydraulic machinery and systems rely on flanges to connect pipes and hoses, ensuring smooth operation.

C. Case Studies and Success Stories

Discover real-world examples of how YANHAO’s 52″ pipe flanges have made a significant impact in various projects:

  1. Oil Pipeline Expansion: Read about a project where our flanges played a crucial role in expanding an oil pipeline network, ensuring seamless connectivity and minimal downtime.
  2. Power Plant Efficiency: Learn how a power generation facility improved its efficiency and reliability by incorporating YANHAO’s flanges into its infrastructure.
  3. Mining Operation Optimization: Explore a case study showcasing how our flanges contributed to the optimization of a mining operation, enhancing productivity and safety.
  4. Water Treatment Plant Upgrade: Discover how our flanges were instrumental in the successful upgrade of a water treatment plant, meeting stringent quality and safety standards.
  5. Aerospace Component Integration: Read about a success story where our flanges played a pivotal role in the integration of critical components for an aerospace project. These case studies and success stories highlight the practical applications and benefits of choosing YANHAO’s 52″ pipe flanges in various industries and projects.

Benefits of Choosing YANHAO

V. Benefits of Choosing YANHAO

When you choose YANHAO for your pipe flange needs, you gain access to a host of exceptional benefits that set us apart as your trusted partner:

A. Durability and Longevity

YANHAO’s 52″ pipe flanges are built to withstand the most demanding industrial environments. Our commitment to quality materials, precision manufacturing, and rigorous testing ensures that our flanges are highly durable and have a long service life. This durability translates into reduced maintenance costs and extended operational reliability for your projects.

B. Performance Reliability

We understand that reliability is paramount in industrial applications. YANHAO’s flanges are designed and manufactured to provide consistent and reliable performance. Whether you need them for critical pipelines, pressure vessels, or other applications, you can trust our flanges to maintain leak-free connections and ensure the smooth operation of your systems.

C. Cost-Effectiveness

While we prioritize quality and performance, we also offer cost-effective solutions. Our efficient manufacturing processes, precise material selection, and customization options mean you get the best value for your investment. Our flanges not only meet industry standards but also help you manage project budgets effectively.

D. Exceptional Customer Support

YANHAO is dedicated to providing outstanding customer support throughout your engagement with us. Our team of experts is ready to assist you at every step, from initial inquiries to after-sales support. We offer responsive communication, technical guidance, and customized solutions to ensure your project’s success.

E. Customization Excellence

We understand that no two projects are the same. That’s why we offer extensive customization options. Whether you need non-standard dimensions, specific materials, specialized coatings, or unique flange configurations, we have the expertise and flexibility to tailor our products to your precise requirements.

F. Quick Lead Times and Reliable Delivery

We recognize the importance of meeting project timelines. YANHAO strives to provide quick lead times and reliable delivery options to ensure that your critical projects stay on track. Our efficient production processes and logistics network enable us to deliver on time, every time.

G. Commitment to Sustainability

YANHAO is committed to sustainability and environmental responsibility. Our manufacturing processes adhere to eco-friendly practices, and we offer materials that are suitable for green initiatives. By choosing YANHAO, you contribute to sustainable and environmentally conscious projects.

H. Proven Track Record

With a history of successfully serving industries worldwide, YANHAO has established a reputation for excellence and reliability. Our track record of delivering high-quality flanges for various applications speaks to our expertise and dedication to customer satisfaction.

When you choose YANHAO, you choose a partner with a strong focus on quality, reliability, and customer-centric solutions. Our commitment to excellence ensures that your projects are supported by dependable and high-performance 52″ pipe flanges, backed by exceptional service and value.

Ordering Process

A. How to Request a Quote

Requesting a quote for YANHAO’s 52″ pipe flanges is a straightforward process:

  1. Contact Us: Reach out to our dedicated sales team through our website, phone, or email. Provide details about your project’s requirements, including dimensions, materials, quantity, and any customization needs.
  2. Consultation: Our experts will guide you through the selection process, offering recommendations based on your specifications and industry standards. We are committed to understanding your unique needs.
  3. Customization Options: If your project requires customization, we’ll work closely with you to create a tailored solution that meets your exact requirements.
  4. Quotation: You will receive a detailed quotation that includes pricing, lead times, and payment terms. We strive to provide competitive pricing while maintaining the highest quality standards.

B. Lead Times and Delivery Options

YANHAO prioritizes timely delivery to keep your projects on schedule:

  1. Lead Times: Our lead times are competitive, and we provide clear timelines in your quotation. The lead time may vary depending on the complexity of the order, customization requirements, and current production capacity.
  2. Expedited Options: If your project demands faster delivery, we offer expedited manufacturing and delivery options to meet tight deadlines.
  3. Reliable Shipping: We work with trusted logistics partners to ensure safe and reliable delivery. Our flanges are carefully packaged to prevent damage during transportation.
  4. Global Reach: YANHAO serves clients worldwide, and we can accommodate international shipping requirements, including customs clearance and documentation.

C. Payment Methods

YANHAO offers flexible payment options to facilitate a smooth transaction process:

  1. Bank Transfer: We accept bank transfers as a secure and reliable method for payment. Details for wire transfers will be provided in your quotation.
  2. Credit Cards: We also accept major credit cards for your convenience. Contact our finance department to arrange credit card payments.
  3. Payment Terms: Our payment terms will be clearly outlined in the quotation, and we are open to discussing customized terms for long-term partnerships or large orders.

D. Customer Testimonials

Don’t just take our word for it – hear what our satisfied customers have to say:

  • Client Success Stories: Read firsthand accounts of how YANHAO’s 52″ pipe flanges have contributed to the success of various projects across industries.
  • Testimonials: Discover what our clients appreciate most about their experiences with YANHAO, from product quality to customer service.
  • References: If you require references or would like to speak directly with previous customers, we are happy to provide contact information for reference checks. Customer testimonials and success stories are a testament to the reliability, quality, and professionalism you can expect when you choose YANHAO as your trusted supplier of 52″ pipe flanges.

Common Queries

Certainly, here are answers to some common queries regarding YANHAO’s 52″ pipe flanges:

Q1. What materials are available for YANHAO’s 52″ pipe flanges?

  • YANHAO offers a wide range of materials for our 52″ pipe flanges, including stainless steel, carbon steel, alloy steel, duplex stainless steel, nickel alloys, and other specialty materials. The choice of material depends on your project’s specific requirements, such as corrosion resistance, temperature tolerance, and durability.

Q2. Can YANHAO provide customized flanges with non-standard dimensions?

  • Yes, we specialize in customization. YANHAO can provide flanges with non-standard dimensions to fit your unique project needs. Our team of experts will work closely with you to create tailored solutions that match your exact specifications.

Q3. What are the pressure ratings available for 52″ pipe flanges?

  • Our 52″ pipe flanges are available in a range of pressure ratings to meet various project requirements. The specific pressure rating depends on factors like material, design, and industry standards. Our product documentation and experts can provide detailed information on available pressure ratings.

Q4. How do YANHAO’s flanges ensure leak-free connections?

  • YANHAO’s flanges are designed and manufactured with precision to ensure leak-free connections. We employ rigorous quality control measures, including non-destructive testing (NDT) and dimensional accuracy checks, to guarantee the integrity of each flange. Additionally, our surface finishes, such as smooth and serrated, enhance sealing capabilities.

Q5. What industry standards do YANHAO’s 52″ pipe flanges adhere to?

  • YANHAO’s flanges are manufactured in strict accordance with industry standards, including ASME (American Society of Mechanical Engineers) and ANSI (American National Standards Institute) standards. We also adhere to ASTM (American Society for Testing and Materials) specifications when selecting materials to ensure compliance and quality.

Q6. How can I request a quote for YANHAO’s 52″ pipe flanges?

  • Requesting a quote is easy. Simply reach out to our dedicated sales team through our website, phone, or email. Provide details about your project’s requirements, and our experts will guide you through the process, offering recommendations and customization options. You will receive a detailed quotation with pricing, lead times, and payment terms.

Q7. Does YANHAO offer expedited manufacturing and delivery options?

  • Yes, we understand that some projects may require faster delivery. YANHAO offers expedited manufacturing and delivery options to meet tight deadlines. Contact our team for more information on expedited services.

Q8. What payment methods does YANHAO accept?

  • YANHAO accepts various payment methods. The specific payment options and terms will be outlined in your quotation. Our finance department can assist with payment arrangements.

If you have any additional questions or need more information, please feel free to contact us. Our team is dedicated to providing you with the answers and assistance you require for your 52″ pipe flange needs.

Lewis Liu

Hello, I am Lewis Liu, a professional sales engineer with over ten years of experience in the flange fittings industry. I am highly knowledgeable in flange selection, installation, and maintenance. I am passionate about providing customers with the best solutions to ensure their pipeline systems run smoothly, safely, and reliably.

If you have any questions or concerns regarding flange fittings for your pipelines, whether it’s about selection, material choice, specification requirements, or any other aspect, please feel free to contact me at any time. I am committed to offering professional advice and assistance to help you make informed decisions and meet your needs.

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