E-mail: authentic013@steelpipes-fitting.com
WhatsApp: +86 13668807131
E-mail: authentic013@steelpipes-fitting.com
WhatsApp: +86 13668807131
Jun. 10, 2026
The basic manufacturing process for carbon steel pipe elbows is as follows: First, polygonal annular shells or polygonal sector shells sealed at both ends are welded together. After filling the interior with a pressure medium, internal pressure is applied. Under the action of internal pressure, the cross-section gradually changes from polygonal to circular, eventually forming a circular annular shell. As needed, the circular annular shell can be cut into four 90-degree elbows, six 60-degree elbows, or other specifications of elbows. This process is suitable for manufacturing large elbows of various specifications with a pitch circle diameter to inner diameter ratio greater than 1.5, and is currently the ideal method for manufacturing large carbon steel pipe elbows.
The advantages of the carbon steel pipe elbow manufacturing process are mainly reflected in the following aspects:
1. It does not use pipe blanks as raw materials, saving the cost of pipe-making equipment and molds, and obtaining carbon steel elbows with arbitrarily large diameters and relatively thin wall thicknesses.
2. The blank is a flat or developable plane, therefore blanking is simple, accuracy is easily guaranteed, and assembly and welding are convenient.
3. Based on the above two reasons, this method can shorten the manufacturing cycle and significantly reduce production costs. Because no special equipment is required, this method is particularly suitable for on-site fabrication of large carbon steel elbows.
Cangzhou Aosendike Pipe Fittings Manufacturing Co., Ltd. is a large-scale manufacturer specializing in elbows, tees, reducers, and pipe caps. We can produce according to ASTM, ANSI, JIS, DIN, GB, and other standards, covering virtually all steel types.
For purchasing needs or inquiries, please feel free to contact us.
Mobile: 86-13668807131
Website: https://www.authenticfitting.com/
Address: Mengcun Hui Autonomous County, Cangzhou City, Hebei Province
Email: authentic013@steelpipes-fitting.com
Latest News
Company News
Nov. 03, 2026
From November 2 to November 5, 2026, ADIPEC 2026—a highly anticipated global energy industry exhibition—was held in the United Arab Emirates. Cangzhou Authentic Fitting Manufacturing Co., Ltd. participated in this major international event, joining professionals from the global oil, gas, energy, and industrial piping sectors to explore industry trends and identify new opportunities for collaboration.
Industry News
Nov. 02, 2026
Low-carbon steel seamless pipe
Low-carbon steel seamless pipes are seamless tubes manufactured from carbon steel with a carbon content of ≤0.25% through processes such as piercing and rolling. Characterized by moderate strength, excellent plasticity and toughness, and ease of processing, they are among the most widely used basic tubular products in industrial applications. Due to their superior workability, they are commonly referred to in the industry simply as "low-carbon steel."
Industry News
Oct. 30, 2026
How to select carbon steel elbows with the appropriate wall thickness for industrial piping systems?
In industrial piping systems, carbon steel elbows are critical connecting components primarily used to change the direction of fluid flow. They are widely employed across sectors such as oil and gas, chemical processing, power generation, shipbuilding, and water treatment.
Authentic is here to help you find the right pipe fittings and flanges for your specific needs.
FAQ
What certifications do your products have?
Our products comply with international standards such as ASTM, ANSI, JIS, DIN, and GB. We also hold various certifications to assure quality and reliability, including ISO 9001.
How can I get some samples?
If you need, we will offer you samples for free, but new customers are expected to pay express charge.
To which country have you supplied your products?
We have supplied to Thailand, China Taiwan, Vietnam, India, South Africa, Sudan, Peru, USA, Brazil, Trinidad and Tobago, Kuwait, Qatar, Sri Lanka, Pakistan, Romania, France, Spain, Germany, Belgium, Ukraine etc. (Figures here only include our customers in latest 5 years.)
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Our team at Authentic is here to help you find the right pipe fittings and flanges for your specific needs.
You Can Contact Us in the Following Ways
authentic013@steelpipes-fitting.com
+86 13668807131
Donghe Industrial Zone, Mengcun County, Cangzhou City, Hebei Province
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