Steel News
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Chinaese steel prices fall in the first quarter of 2020
Due to the novel coronavirus pneumonia epidemic situation, steel stocks have picked up and steel prices have declined....Read more -
Material of boiler superheater tubes
Materials for superheater tube:Carbon steel pipe:SA210 C;Alloy steel tube:SA213 T11、SA213 T12、15CrMoG、SA213 T22、12Cr1MoVG、SA213 T23、SA213 T91、SA213 T92.Stainless steel tube: SA213 TP347H、...Read more -
Shrinking and flaring process of seamless steel tubes
The shrinking and flaring of the seamless steel tube is a forming process in which a preformed steel pipe is narrowed and enlarged by a shrinking and flaring die....Read more -
US steel companies announce the fifth price increase
Recently, Nucor Corp., the largest U.S. steel producer, announced another price hike, the fifth since late October. ...Read more -
Application and development of 12Cr1MoVG steel
At present, 12Cr1MoVG material is widely used in Superheater, header and main steam conduit of high pressure, ultra-high pressure and subcritical power station boilers at home and abroad....Read more -
Summary of Chinese steel pipe standards(GB)
Summary of Chinese steel pipe standards(GB)...Read more -
Welding process of ASTM A335 P91 Pipe
This paper describes the welding characteristics, welding process, welding quality inspection, welding quality monitoring and development trend of ASTM A335 P91 pipeline....Read more -
Connection between heat exchange tubes and tube plates
There are five types of connection structure between heat exchange tube and tube sheet, and the connection between steel tube and tube sheet is an important part in the design of shell and tube heat ex...Read more