At YANHAO, we understand the critical role that Class 900 flanges play in high-pressure industrial applications. As a leading name in the industry, we take pride in offering a comprehensive range of Class 900 flanges that meet the stringent requirements of diverse sectors.

Our commitment to quality, expertise, and reliability has made us the trusted choice for businesses worldwide. In this detailed product page, we invite you to explore the world of Class 900 flanges with YANHAO. Discover the precision engineering, unmatched performance, and exceptional value that define our products.

Whether you’re an industry veteran seeking specific technical details or a newcomer interested in understanding the significance of Class 900 flanges, you’ll find the information you need here. Join us on this journey through the intricate world of Class 900 flanges, where expertise meets innovation and trust meets excellence.

Let’s dive in and explore the Class 900 flange solutions that empower industries to thrive under extreme pressure.

Class 900 Flange Overview

Definition and Specifications of Class 900 Flanges

Class 900 flanges, a vital component in high-pressure piping systems, are designed to withstand extreme pressures and ensure the integrity of fluid containment. These flanges are engineered to adhere to specific industry standards and possess key characteristics that set them apart. Here’s a closer look at the definition and specifications of Class 900 flanges:

Definition:
Class 900 flanges are a classification within the American National Standards Institute (ANSI) and the American Society of Mechanical Engineers (ASME) flange standards. They are primarily characterized by their pressure rating, indicating their capacity to handle exceptionally high-pressure environments.

Specifications:

  • Pressure Rating: Class 900 flanges are rated to withstand pressures of up to 1380 psi (pounds per square inch) or approximately 95 bar.
  • Materials: These flanges can be fabricated from various materials, such as stainless steel, carbon steel, or alloy steel, depending on the specific application requirements.
  • Size Range: Class 900 flanges are available in a range of sizes to accommodate different pipe diameters and connection needs.
  • Flange Faces: They typically feature raised faces or ring-type joint (RTJ) faces to ensure a tight, leak-free seal when connected to pipes.
  • Bolt Holes and Bolt Circle Diameter: The number and size of bolt holes, along with the bolt circle diameter, adhere to standardized measurements to facilitate secure fastening.

Key Features and Benefits of Using Class 900 Flanges

Class 900 flanges offer a multitude of advantages, making them indispensable in a variety of industries where high-pressure applications are the norm. Here are some key features and benefits of using Class 900 flanges:

1. Exceptional Pressure Handling: Class 900 flanges are engineered to withstand extreme pressures, making them ideal for applications where safety and reliability are paramount.

2. Robust Construction: These flanges are crafted from durable materials, ensuring longevity and resistance to corrosion and wear, even in harsh operating environments.

3. Leak Resistance: The precise machining of Class 900 flanges, coupled with their raised faces or RTJ sealing, ensures a secure and leak-free connection, minimizing fluid loss.

4. Versatile Applications: Class 900 flanges find utility in industries such as oil and gas, petrochemicals, power generation, and more, where high-pressure fluids or gases must be controlled with precision.

5. Compliance with Standards: YANHAO’s Class 900 flanges conform to stringent industry standards and are subject to rigorous quality control measures, ensuring reliability and compliance with safety regulations.

6. Compatibility: They are compatible with a wide range of pipes and fittings, offering flexibility in system design and integration.

In summary, Class 900 flanges are engineered to excel in demanding, high-pressure environments, providing a crucial link in the chain of industrial fluid and gas control. Their outstanding specifications and benefits make them a preferred choice for professionals seeking reliability and performance under extreme conditions. Explore our Class 900 flange product range to harness the power of precision and durability in your industrial applications.

Product Range

At YANHAO, we take pride in offering a comprehensive selection of Class 900 flange products designed to meet the diverse needs of high-pressure industries. Our commitment to precision engineering and quality craftsmanship ensures that our Class 900 flanges are trusted by professionals worldwide. Explore our extensive product range below, complete with detailed specifications, sizes, and compatibility information.

Class 900 Flange Products

Class 900 Weld Neck Flanges

  • Specifications: Available in various materials, including stainless steel, carbon steel, and alloy steel.
  • Sizes: Ranging from 1/2″ to 48″ to accommodate different pipe diameters.
  • Compatibility: Designed for use with high-pressure pipes and suitable for a wide range of applications.

Class 900 Slip-On Flanges

  • Specifications: Precision-machined for reliable sealing and performance.
  • Sizes: Available in sizes from 1/2″ to 24″ to suit your specific needs.
  • Compatibility: Ideal for industries requiring secure connections in high-pressure systems.

Class 900 Blind Flanges

  • Specifications: Crafted with precision and adherence to industry standards.
  • Sizes: Offered in sizes ranging from 1/2″ to 36″.
  • Compatibility: Designed to provide a leak-tight seal for high-pressure pipelines.

Class 900 Threaded Flanges

  • Specifications: Featuring threaded connections for ease of installation.
  • Sizes: Available in sizes from 1/2″ to 4″.
  • Compatibility: Suitable for high-pressure threaded pipe connections.

Class 900 Socket Weld Flanges

  • Specifications: Designed for secure socket weld connections.
  • Sizes: Offered in sizes from 1/2″ to 4″.
  • Compatibility: Ideal for applications requiring socket weld connections in high-pressure systems.

Custom Solutions

  • Specifications: YANHAO offers custom design and manufacturing services to meet unique project requirements.
  • Sizes: Tailored to your project’s specific needs.
  • Compatibility: Engineered to match your application’s demands perfectly.

Why Choose YANHAO?

Our Class 900 flange products are manufactured with the utmost precision and quality control, ensuring reliability, durability, and compliance with industry standards. When you choose YANHAO, you benefit from:

  • Expertise: Decades of experience in flange manufacturing.
  • Precision: Accurate machining and dimensions for reliable connections.
  • Material Options: A wide range of materials to suit your application.
  • Compatibility: Products designed to work seamlessly with high-pressure systems.
  • Compliance: Strict adherence to industry standards and regulations.
  • Customization: Tailored solutions for unique project requirements.

Trust YANHAO for all your Class 900 flange needs, and experience the difference that precision engineering and quality make in high-pressure applications. Explore our product range, and feel free to contact our experts for guidance and support in selecting the perfect Class 900 flange for your specific project.

Materials and Manufacturing

At YANHAO, we take great pride in the meticulous selection of materials and the precision-driven manufacturing process that goes into crafting our Class 900 flanges. Our commitment to quality is unwavering, ensuring that our products meet and exceed the stringent demands of high-pressure applications.

Materials Used in YANHAO’s Class 900 Flanges

  1. Stainless Steel: YANHAO offers Class 900 flanges in various stainless steel grades, including 304, 316, 317, and 321. Stainless steel is favored for its corrosion resistance, making it an excellent choice for environments where exposure to corrosive substances is a concern.
  2. Carbon Steel: Carbon steel Class 900 flanges are known for their robustness and strength. These flanges are ideal for applications that require durability under high-pressure conditions.
  3. Alloy Steel: YANHAO also provides Class 900 flanges in alloy steel, which combines the strength of steel with additional alloying elements for enhanced performance in extreme environments.

Manufacturing Process

Our Class 900 flanges undergo a meticulously controlled manufacturing process to ensure consistent quality and reliability. Here’s an overview of the manufacturing process, with an emphasis on our stringent quality control measures:

1. Material Selection: We start with the careful selection of raw materials, considering factors such as material type, grade, and composition. Each material batch is tested for compliance with industry standards and specifications.

2. Precision Machining: YANHAO’s state-of-the-art machining facilities employ cutting-edge technology to create flanges with exacting precision. Computer Numerical Control (CNC) machines ensure accurate dimensions and tight tolerances.

3. Flange Design: Our engineering team designs Class 900 flanges with a focus on optimal performance and safety. The design phase considers factors like pressure rating, flange face type (raised face or ring-type joint), and compatibility with various pipe sizes.

4. Quality Control Measures:

  • Dimensional Inspection: Throughout the manufacturing process, our quality control experts perform continuous dimensional inspections to verify that each flange adheres to the specified dimensions and tolerances.
  • Material Testing: Material composition and properties are rigorously tested, including hardness, tensile strength, and chemical composition.
  • Non-Destructive Testing (NDT): Flanges undergo NDT methods such as ultrasonic testing and magnetic particle testing to detect any potential defects or irregularities.
  • Visual Inspection: A comprehensive visual inspection is conducted to identify surface imperfections, cracks, or irregularities.
  • Pressure Testing: Flanges are subjected to hydrostatic or pneumatic pressure testing to verify their integrity under high-pressure conditions.

5. Documentation and Traceability: YANHAO maintains detailed records of material certifications, manufacturing processes, and quality control results for every Class 900 flange produced. This ensures full traceability and accountability.

6. Packaging and Delivery: Flanges are carefully packaged to prevent damage during transportation, and they are delivered to our customers with a certificate of compliance, ensuring that they meet the required standards.

Our unwavering commitment to excellence in materials and manufacturing, coupled with stringent quality control measures, guarantees that YANHAO’s Class 900 flanges are reliable, durable, and capable of withstanding the most demanding high-pressure applications. When you choose YANHAO, you’re choosing precision, performance, and peace of mind.

Applications

Class 900 flanges play a pivotal role in a wide range of industries where high-pressure fluid or gas containment is a critical requirement. These flanges are essential components in various applications, ensuring the safe and reliable operation of systems under extreme pressure. Explore the diverse industries and real-world examples where Class 900 flanges are indispensable:

Oil and Gas Industry:

  • Subsea Pipelines: Class 900 flanges are used in subsea pipelines to connect sections and withstand the high pressures of deep-sea environments.
  • Refineries: These flanges are vital in refineries for connecting pipes and valves in high-pressure processes like distillation and catalytic cracking.

Petrochemical Industry:

  • Chemical Processing Plants: Class 900 flanges are employed to connect high-pressure vessels, reactors, and distillation columns in chemical processing facilities.
  • Petrochemical Pipelines: They play a crucial role in transporting petrochemical products at high pressures safely.

Power Generation:

  • Power Plants: Class 900 flanges are used in power plants, particularly in steam and gas turbine systems, where high-pressure steam or gases are managed.
  • Nuclear Power Plants: They are essential components in nuclear power plants for connecting primary and secondary systems.

Manufacturing and Processing:

  • Manufacturing Equipment: In industries like steel manufacturing, Class 900 flanges are used to connect high-pressure hydraulic systems.
  • Food and Beverage Processing: These flanges find application in high-pressure lines used for food and beverage processing and packaging.

Marine Industry:

  • Shipbuilding: Class 900 flanges are used in shipbuilding to connect pipes and maintain structural integrity in high-pressure systems.
  • Offshore Drilling: They play a critical role in offshore drilling operations, connecting pipes in wellheads and risers.

Aerospace and Defense:

  • Aircraft Hydraulics: Class 900 flanges are used in the hydraulic systems of aircraft, ensuring precise control and reliability under high pressure.
  • Missile Systems: These flanges are employed in missile propulsion systems, where precision and high-pressure resistance are essential.

Infrastructure and Construction:

  • High-Pressure Water Supply: In construction, Class 900 flanges are used in high-pressure water supply systems for cutting and cleaning applications.
  • Tunneling and Mining: They are employed in tunnel boring machines and mining equipment to handle high-pressure fluids.

Real-World Examples

  1. Oil Rig Drilling: YANHAO’s Class 900 flanges have been used effectively in offshore oil rig drilling operations, connecting riser pipes that transport high-pressure drilling fluids from the seabed to the surface.
  2. Power Plant Steam Systems: In a large-scale power generation facility, YANHAO’s Class 900 flanges ensure the integrity of high-pressure steam systems, contributing to efficient electricity generation.
  3. Chemical Processing: YANHAO’s Class 900 flanges are integral in chemical processing plants, connecting reactors and vessels that handle corrosive and high-pressure substances.
  4. Aerospace Hydraulic Systems: Aircraft manufacturers rely on YANHAO’s Class 900 flanges for hydraulic systems in commercial and military aircraft, ensuring precise control during flight.
  5. Subsea Pipelines: YANHAO’s Class 900 flanges have been successfully deployed in subsea pipelines, connecting segments that transport oil and gas from deep-sea reserves to onshore facilities.

These real-world examples illustrate the versatility and reliability of YANHAO’s Class 900 flanges across a spectrum of industries and applications. Whether deep underwater, high in the sky, or within the core of industrial operations, our flanges consistently deliver the performance and safety demanded by high-pressure environments.

Quality Assurance

At YANHAO, our unwavering commitment to quality and product reliability is at the core of our operations. We understand the critical importance of Class 900 flanges in high-pressure industrial applications, and we prioritize excellence in every aspect of our manufacturing process to ensure that our products meet and exceed industry standards.

Our Commitment to Quality and Product Reliability

  1. Exceptional Craftsmanship: YANHAO’s commitment to quality begins with our team of skilled engineers and technicians who bring years of expertise to every stage of the manufacturing process. Our meticulous craftsmanship ensures that each Class 900 flange is precision-engineered to perform reliably under extreme pressures.
  2. Materials Excellence: We source materials from trusted suppliers and subject them to rigorous testing to ensure they meet the required specifications and standards. Our dedication to quality materials is a cornerstone of our product reliability.
  3. State-of-the-Art Manufacturing: YANHAO utilizes cutting-edge manufacturing technology, including CNC machines, to produce Class 900 flanges with consistent precision and accuracy. Our modern facilities adhere to strict quality control protocols at every step.
  4. Quality Control Measures: Throughout manufacturing, our quality control experts conduct comprehensive inspections and testing. This includes dimensional checks, material composition analysis, non-destructive testing (NDT), and visual inspections, ensuring that each flange meets our exacting standards.
  5. Pressure Testing: YANHAO subjects every Class 900 flange to hydrostatic or pneumatic pressure testing to validate its performance under high-pressure conditions. This rigorous testing assures the integrity and reliability of our products.
  6. Certifications and Compliance: We adhere to internationally recognized certifications and standards to meet the demands of various industries and to ensure product quality. These certifications include ISO 9001, ASME, ANSI, and API standards.

Certifications and Standards Adhered to in Manufacturing

  • ISO 9001: YANHAO is certified to ISO 9001, a globally recognized quality management standard. This certification underscores our commitment to maintaining consistent product quality and customer satisfaction.
  • ASME Standards: Our Class 900 flanges adhere to the American Society of Mechanical Engineers (ASME) standards, ensuring compliance with safety and performance requirements.
  • ANSI Standards: YANHAO’s Class 900 flanges meet the American National Standards Institute (ANSI) standards, guaranteeing the dimensional accuracy and compatibility of our products.
  • API Standards: For applications in the oil and gas industry, our Class 900 flanges conform to the standards set by the American Petroleum Institute (API), ensuring reliability in demanding conditions.
  • Material Standards: YANHAO selects materials for Class 900 flanges that meet specific ASTM (American Society for Testing and Materials) standards, ensuring quality and consistency.

Our commitment to adhering to these certifications and standards demonstrates our dedication to product excellence, safety, and reliability. YANHAO’s Class 900 flanges are engineered and manufactured with precision and adherence to industry best practices, making them the trusted choice for high-pressure applications worldwide. When you choose YANHAO, you choose a partner committed to quality and performance.

Technical Support

At YANHAO, our commitment to customer satisfaction goes beyond providing high-quality Class 900 flanges. We understand that technical expertise and support are integral to the success of your projects. That’s why we offer comprehensive technical support and assistance to ensure that you have the guidance and information you need to make informed decisions and optimize the use of our products.

Our Technical Support Services

  1. Expert Guidance: Our team of experienced engineers and technical experts is available to provide guidance on product selection, installation, and maintenance. Whether you have questions about specifications, compatibility, or application-specific requirements, we’re here to help.
  2. Product Information: We provide detailed technical documentation, including product datasheets, specifications, and installation instructions, to assist you in understanding the capabilities and features of our Class 900 flanges.
  3. Custom Solutions: If your project requires customized solutions or modifications to our standard products, our engineering team can work with you to design and manufacture Class 900 flanges tailored to your unique requirements.
  4. Troubleshooting: In the rare event that issues arise during installation or operation, our technical support team is available to help diagnose and resolve problems promptly.
  5. Training: We offer training sessions and resources to ensure that your personnel are well-informed about the proper handling, installation, and maintenance of Class 900 flanges.

Contact Information for Inquiries and Assistance

We understand that timely access to technical support is crucial, and we’re committed to providing you with the assistance you need. To reach our technical support team or inquire about our products and services, please use the following contact information:

YANHAO Company Technical Support:

  • Phone: +86 13313073735
  • Email: flanges.yh@gmail.com
  • Online Contact Form: https://carbonsteelflanges.com/contact

Our technical support representatives are available during business hours to address your inquiries, offer guidance, and provide solutions to technical challenges. Your success is our priority, and we look forward to assisting you in achieving your project goals with confidence and expertise.

Ordering Process

Ordering Class 900 flanges from YANHAO is a straightforward and efficient process designed to ensure a smooth experience for our customers. Here’s an outline of the steps involved:

1. Product Selection:

  • Browse our website to explore our extensive range of Class 900 flanges.
  • Use our detailed product information, including specifications and sizes, to select the flanges that best suit your project requirements.

2. Request a Quote:

  • Click on the “Contact Us” button on the product page of your chosen flange(s).
  • Fill out the online form with your contact information, quantity required, and any additional specifications or customization requests.

3. Quotation and Confirmation:

  • Our sales team will review your request and provide you with a competitive and detailed quotation.
  • Once you receive the quotation, review it carefully and confirm your order by providing your acceptance.

4. Order Confirmation:

  • Upon receiving your order confirmation and payment, we will process your order immediately.

5. Production and Quality Assurance:

  • Your Class 900 flanges will enter the manufacturing process, where they will be crafted with precision and undergo rigorous quality control checks.

6. Shipping and Delivery:

  • Choose from our various shipping and delivery options to meet your project’s timeline and budget.
  • Options may include standard shipping, expedited delivery, or third-party logistics services.

7. Order Tracking:

  • You will receive a tracking number once your order is dispatched, allowing you to monitor the progress of your shipment.

8. Receipt and Inspection:

  • Upon receiving your order, carefully inspect the Class 900 flanges to ensure they meet your specifications and quality expectations.

9. Installation and Use:

  • Follow the provided installation instructions and technical documentation to integrate the flanges into your system or project.

10. Technical Support:

  • If you have any questions or require technical assistance during installation or use, our dedicated technical support team is available to assist you.

11. Feedback and Support:

  • We value your feedback on your experience with YANHAO’s Class 900 flanges. Your insights help us continually improve our products and services.

Our ordering process is designed to be efficient and customer-centric, ensuring that you receive high-quality Class 900 flanges precisely when you need them.

Shipping and Delivery Options

YANHAO offers flexible shipping and delivery options to accommodate your project’s specific requirements:

  1. Standard Shipping: This option provides cost-effective delivery within a standard timeframe. It is suitable for projects with a flexible schedule.
  2. Expedited Delivery: If your project demands faster delivery, we offer expedited shipping options to ensure your Class 900 flanges reach you promptly.
  3. Third-Party Logistics: We can coordinate with your preferred logistics provider if you have established relationships with specific carriers.
  4. International Shipping: YANHAO serves customers globally, and we have experience in handling international shipments, including customs documentation and compliance.

Our goal is to provide you with shipping and delivery choices that align with your project’s timeline and budget, allowing you to complete your high-pressure applications with confidence and efficiency.

Frequently Asked Questions (FAQs)

We understand that you may have questions about Class 900 flanges and YANHAO’s products. Here, we address some common queries to provide you with informative answers that will help you make informed decisions:

Q1: What are Class 900 flanges, and why are they important?

A1: Class 900 flanges are a specific classification within industry standards like ANSI and ASME. They are designed to handle extremely high-pressure applications, making them crucial in industries like oil and gas, petrochemicals, and power generation, where fluid containment under intense pressure is vital.

Q2: What materials are Class 900 flanges available in?

A2: YANHAO offers Class 900 flanges in various materials, including stainless steel, carbon steel, and alloy steel. Material selection depends on factors such as corrosion resistance, temperature, and the specific requirements of your application.

Q3: What sizes of Class 900 flanges do you offer?

A3: Our Class 900 flanges are available in a range of sizes, typically from 1/2″ to 48″. The specific sizes we offer depend on the type of flange and material chosen. Feel free to contact us for precise sizing information.

Q4: Are YANHAO’s Class 900 flanges compliant with industry standards?

A4: Yes, YANHAO’s Class 900 flanges adhere to recognized industry standards, including ASME, ANSI, and API. Our commitment to quality ensures compliance with safety and performance requirements.

Q5: Can I request custom Class 900 flanges for my unique project?

A5: Absolutely! YANHAO provides custom solutions tailored to your project’s specific requirements. Our engineering team can work closely with you to design and manufacture Class 900 flanges that meet your unique needs.

Q6: What quality control measures are in place to ensure the reliability of YANHAO’s products?

A6: YANHAO maintains rigorous quality control measures, including material testing, dimensional inspections, non-destructive testing (NDT), visual inspections, and pressure testing. Our commitment to quality is reflected in our certifications, including ISO 9001.

Q7: How do I request a quote or place an order for Class 900 flanges?

A7: Requesting a quote and placing an order is easy. Simply browse our product range, select the flanges you need, and click the “Request a Quote” button. Fill out the online form with your details, and our team will provide you with a competitive quotation.

Q8: What shipping and delivery options does YANHAO offer?

A8: YANHAO offers various shipping and delivery options to suit your project’s timeline and budget. Options include standard shipping, expedited delivery, and coordination with your preferred logistics provider. International shipping is also available.

Q9: How can I get technical support or assistance with YANHAO’s Class 900 flanges?

A9: Our dedicated technical support team is here to assist you. You can reach us by phone at [Insert Phone Number], via email at [Insert Email Address], or through our online contact form [Insert Link to Contact Form]. We’re ready to answer your questions and provide guidance.

Q10: What sets YANHAO apart from other suppliers of Class 900 flanges?

A10: YANHAO stands out due to our decades of experience, commitment to quality, adherence to industry standards, and a customer-centric approach. Our Class 900 flanges are engineered for reliability, making them a trusted choice in demanding high-pressure applications.

We hope these FAQs have addressed your questions. If you have any further inquiries or require additional information, please don’t hesitate to reach out to us. We’re here to assist you in making informed decisions for your industrial 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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