Introduction to Seamless Steel Pipe Standards
Introduction to Seamless Steel Pipe Standards 1. Structural seamless pipes (GB/T8162-2008) are used for general structural and mechanical purposes. 2. Fluid transport seamless steel pipes (GB/T8163-2008) are for transporting water, oil, gas, and other fluids. 3. Low and medium pressure boiler seamless steel pipes (GB3087-2008) are used for manufacturing various low and medium pressure boiler superheated steam pipes, boiling [...]
The Crucial Role of Finishing and Flaw Detection in Steel Production
01 What is finishing? Finishing refers to a series of operations performed after product rolling to meet the final requirements of users regarding surface quality, dimensions, shape, and certain performance aspects of the product. It mainly includes flame cleaning, cooling after hot processing, cutting, straightening, physical detection of defects, grinding, marking, packaging, and other processes. 02 What is the purpose [...]
Discussion on Manufacturing Technology of Ultra-Long, Ultra-Thin, Large-Diameter Seamless Steel Pipes
An ultra-long, ultra-thin seamless steel pipe forging has the following specifications: length ≥11000mm, raw pipe wall thickness ≤25mm, finished wall thickness: 15+0.50mm, outer diameter: 800+10mm. This product is widely used in the preparation of blanks for spin forming processes in certain aerospace products. The manufacturing of such ultra-long, ultra-thin, large-diameter seamless steel pipes, especially the control of technical parameters during [...]
Chinese Steel Pipe Company Successfully Develops Largest Thick-Walled Spiral Pipe for Water Supply Projects
On August 25, 2024, it was announced that the super-large thick-walled spiral submerged arc welded steel pipe with a diameter of 1820mm and a wall thickness of 28mm, trial-produced by China Steel Pipe Company, passed the appraisal of the National Engineering Technology Research Center for Oil and Gas Pipeline Materials. Experts unanimously agreed that this new product demonstrates high technical [...]
TPCO: Pioneering Innovation in China’s Seamless Steel Pipe Industry
Tianjin Pipe Corporation (TPCO), also known as "Da Wufen" (Big Seamless), is a leading manufacturer of seamless steel pipes located in Tianjin, China. Here's a brief introduction: 1. Background: - Established as a key project during China's 8th Five-Year Plan to ensure energy security - Subsidiary of CITIC Pacific Special Steel Group 2. Achievements and Recognition: - National Manufacturing Champion [...]
A Brief Discussion on the Selection, Processing, and Installation of Hydraulic Steel Pipes
Introduction: With the development of hydraulic technology, correctly selecting, processing, and arranging hydraulic steel pipes to make hydraulic systems more energy-efficient, reliable, and long-lasting has become a research topic for hydraulic system designers. This article discusses the selection, processing, and installation of hydraulic steel pipes. Material Selection: Pipe materials should be chosen based on system pressure, flow rate, and application. [...]