Custom Pipe Fittings and Flanges

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Pipe Fittings and Flanges Manufacturers

Pipe fittings are used for pipeline connection, which is a common connection in pipeline installation, usually changing the direction of the medium or replacing the original one way of the medium with multiple ways.

The pipe fittings we can produce and offer are including austenitic stainless steel grades, like TP304L, TP316L, TP321, TP904L, TP347H etc, duplex steel grades like S32205, S31803, and S32750, and also including the nickel alloy grades like UNS N02200, UNS N02201, UNS N4400, UNS N6600, UNS N06625, UNS N06625, UNS N08810, UNS N08811, UNS N08825, UNS N10276 etc. And the standards are covered all international standards including ASTM B16.9, ASTM A403, ASTM A815, ASTM B366 etc.

The role of the flange is to fix and seal pipe joints. Flanges are mainly used to connect and fasten pipes and fittings and maintain the sealing performance of pipes and fittings; flanges can be disassembled to facilitate the disassembly and inspection of pipes. Applications include boilers and pressure vessels, petroleum, chemical, shipbuilding, pharmaceutical, metallurgy, machinery, food and other industries.

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- Our Vision: To be an excellent supplier of global industrial piping system solutions.

- Our Mission: To help global industrial pipeline construction with the products made in China.

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SHANGHAI TOKO TECHNOLOGY CO.,LTD.

Shanghai Toko Technology Co.,ltd is famous Pipe Fittings and Flanges Manufacturers and Pipe Fittings and Flanges Suppliers. We are committed to manufacturing and exporting stainless steel seamless pipe, stainless steel welded pipes, stainless steel fittings and flanges, nickel alloy products, Titanium seamless and welded tubes, etc. Our factories are all ISO&PED certificated, and the products can be produced in standard ASTM, JIS, DIN, EN, GOST, etc. Our products are widely used in the Oil and Gas, Petrochemical, Sugar Refining, Water Process, Desalination, Geothermal industry etc. We exported to dozens of countries and regions such as USA, Canada, Japan, Germany, France, Korea, Turkey ect.

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What quality control measures are taken during the production of pipe fittings and flanges to ensure that the product has accurate dimensions, qualified materials and good surface quality?

During the production of pipe fittings and flanges, we have adopted a series of strict and comprehensive quality control measures to ensure that the dimensions of each product are accurate, the materials are fully qualified and the surface quality is optimal. These measures not only reflect our pursuit of technological excellence, but also demonstrate the company's outstanding capabilities and profound heritage in quality management.
High-quality raw materials are the basis for producing high-quality pipe fittings and flanges. Therefore, we strictly select fully certified top-quality raw materials, which are from well-known domestic and foreign suppliers and meet international standards such as ASTM, JIS, DIN, EN, GOST, etc. All raw materials must undergo strict chemical composition analysis and mechanical property tests before entering the production line to ensure that they meet production requirements and customer-specified standards.
To ensure that the quality of raw materials is foolproof, we have implemented a double inspection system. Before the raw materials are put into storage, a professional quality inspection team will conduct the first inspection to confirm that they meet the standards; before they are officially put into production, a second review will be conducted to ensure that they are correct. This system effectively avoids production errors caused by material problems and lays a solid foundation for the subsequent production process.
Our factory is equipped with advanced production equipment and processes, including high-precision CNC machine tools, automatic welding equipment, laser cutting machines, etc., which can ensure the accuracy and consistency of pipe fittings and flanges during the production process. At the same time, we continue to optimize the production process and adopt advanced manufacturing technology and process parameters to improve the overall quality and production efficiency of the products.
We insist on strict inspection and monitoring after each process to ensure that the quality of each link meets the standards. This includes but is not limited to accurate measurement of dimensions, inspection of welding quality, and evaluation of surface treatment. By real-time monitoring of key parameters in the production process, we can promptly discover and correct potential quality problems, thereby ensuring the perfect quality of the final product.
We have our own testing laboratory, equipped with advanced and complete testing equipment such as spectrometers, metallographic microscopes, tensile testing machines, low-temperature testing machines, and X-ray testing machines. These equipment can perform comprehensive chemical composition analysis, mechanical property testing, non-destructive testing, and high-precision dimensional testing on the pipe fittings and flanges we produce, ensuring that each product meets international standards and customer requirements.
For finished products, we conduct 100% inspection according to customer requirements and international standards to ensure that every product meets quality requirements. This includes inspections of dimensions, weight, appearance, material properties, etc. to ensure that the products are flawless and free of defects.
In order to meet the specific needs of different customers, we provide customized inspection solutions. According to the specific requirements of customers, we can conduct additional tests on finished products, such as pressure testing, corrosion resistance testing, etc., to ensure that the products can meet the performance requirements in specific application scenarios.
We use professional surface treatment processes such as sandblasting, pickling, passivation, etc. to improve the surface quality of pipe fittings and flanges. These processes can not only remove dirt and oxide layers on the surface, but also increase the surface roughness and adhesion, providing a good foundation for subsequent coating and anti-corrosion treatment.
After the surface treatment is completed, we will conduct strict surface quality inspections on pipe fittings and flanges. This includes evaluations of surface finish, color, coating thickness, etc. to ensure that the product surface is flat and smooth, the color is uniform, and the coating is firm.
We are committed to pursuing excellent quality by implementing a strict quality management program. To this end, we continuously update our products and technologies based on customer feedback and internal testing facilities. By introducing new technologies, new equipment and new materials, we continuously improve production efficiency and product quality to meet the ever-changing needs of the market.
We have adopted comprehensive and multi-level quality control measures in the production process of pipe fittings and flanges to ensure that the product dimensions are accurate, the materials are qualified and the surface quality is good. These measures not only reflect our pursuit of technological excellence, but also win us wide recognition and trust from domestic and foreign customers.