As a representative of YANHAO, a flange manufacturer in China, I will now answer the commonly asked questions about our products by customers in the European and American regions:

  1. Customer: Do your flange products have the necessary quality certifications?

YANHAO: Yes, our flange products are certified with an ISO9001 quality management system, ensuring that our products and production processes meet international standards. Additionally, we can provide other certifications based on customer requirements, such as ISO14001 environmental management certification and OHSAS18001 occupational health and safety management certification.

  1. Customer: We have stringent material requirements for specific applications. Can your flange products meet those requirements?

YANHAO: Our flange products are manufactured using high-quality materials such as carbon steel, stainless steel, and alloy steel. These materials have excellent corrosion resistance, temperature and pressure tolerance, making them suitable for various harsh environments. We can select the appropriate material based on the customer’s specific needs.

  1. Customer: We need custom-sized flange products. Can your company provide them?

YANHAO: Yes, we can provide custom-sized flange products based on customer requirements. With our advanced production equipment and processes, we can fulfill customers’ personalized demands for different dimensions and specifications.

  1. Customer: We pay great attention to the terms and conditions in sales contracts. What does your sales contract encompass?

YANHAO: Our sales contracts are comprehensive and undergo thorough communication and negotiation with the customer. The contract includes product prices, quality assurance terms, delivery schedules, claims handling, breach of contract responsibilities, and other relevant details. We uphold the legality and transparency of our contracts, ensuring the protection of both parties’ rights and interests.

  1. Customer: We have high expectations for after-sales service. What does your company’s after-sales service include?

YANHAO: We highly value after-sales service and provide comprehensive technical support. Our professional technical team can offer installation guidance, maintenance advice, and repair assistance. Furthermore, we offer replacement and updates for flange components, ensuring the long-term stability and maintenance of our customers’ flange systems.

  1. Customer: We prefer to collaborate with flange suppliers who have stable supply capabilities. How is your supply capacity?

YANHAO: As an experienced China flange manufacturer, we possess a strong production capacity and a well-managed supply chain system. Alongside modern production equipment and workshops, we have established long-term partnerships with reliable suppliers. This ensures that we can deliver flange products promptly with consistent quality to meet customers’ demands.

  1. Customer: We place great importance on trustworthiness and reputation. How is your company’s reputation in the market?

YANHAO: We have earned a solid reputation and positive market image. Over the years, we have established long-term and stable cooperation with customers from around the world, receiving consistent praise. We adhere to the principles of honest business conduct and strive to provide customers with high-quality flange products and satisfactory services.

I hope the above answers meet your requirements. If you have any further questions or need more detailed information, I’ll be more than happy to assist you.


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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