E-mail: authentic013@steelpipes-fitting.com
WhatsApp: +86 13668807131
E-mail: authentic013@steelpipes-fitting.com
WhatsApp: +86 13668807131
Aug. 07, 2026
The raw material for seamless carbon steel elbows is seamless steel pipe. The main production process involves heating and piercing a round tube billet, then rolling it using three-roll cross rolling, continuous rolling, or extrusion to set (or reduce) the outer diameter of the pipe. After cooling, it is straightened. It undergoes direct hydrostatic testing (or flaw detection), is marked, and then stored. Schxx represents the wall thickness grade; 180e (S) indicates a short-radius 180° carbon steel elbow, and 180e (L) indicates a long-radius 180° elbow; 90E (S) indicates a short-radius 90° carbon steel elbow, and 90e (L) indicates a long-radius 90° elbow; 45E (L) indicates a long-radius 45° elbow, and 45E (S) indicates a short-radius 45° elbow.
The principle for determining the heating temperature of carbon steel elbows is: the austenitizing temperature of the material must be higher than this temperature, and the principal compressive stress on the inner wall of the elbow must be less than the yield strength of the material at this temperature. The higher the austenitizing temperature and heating temperature, the higher the yield strength and heating temperature, and the greater the advantages of seamless steel pipes.
Advantages of carbon steel seamless elbows: 1. Seamless elbow materials are entirely composed of carbon and hydrogen, and have passed the inspection of relevant national departments, ensuring hygiene. 2. Seamless elbows have good heat resistance and corrosion resistance; except for a small amount of hydrogenating agent, they will not rust or breed bacteria. 3. Seamless elbow materials have extremely low thermal conductivity, providing excellent thermal insulation performance compared to other insulation materials, which is well-known. 4. It should also be noted that stamped elbows have a very long service life, reportedly exceeding 50 years. Due to their rated temperature and pressure, they not only effectively resist radiation and ultraviolet rays, but the product also never fades.
Cangzhou Aosendike Pipe Fittings Manufacturing Co., Ltd. is a large-scale manufacturer specializing in elbows, tees, reducers, and pipe caps. We can comply with ASTM, ANSI, JIS, DIN, GB, and other standards, basically covering all steel materials.
If you have any purchasing needs or questions, 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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