3PE Anti-corrosion Steel Pipe
The development status of 3PE anti-corrosion spiral steel pipe industry is still good at home and abroad, it also plays a relatively large role in the anti-corrosion industry. 3PE anti-corrosion steel...
API Seamless Steel Pipe
When it comes to the API, its name is definitely famous worldwide. The API refers to the American Petroleum Institute. Founded in 1919, it is the first national business association in the United Stat...
Small Diameter Seamless Steel Pipe
Seamless steel pipe with small outer diameter can be called as small-diameter seamless steel pipe. Small-diameter seamless steel pipe can also be pided into: seamless small-diameter steel pipe and str...
Heat Treatment Process Parameters of GCr15 Seamless Steel Tube
GCr15 seamless steel pipe is a high carbon chromium bearing steel with less alloy content, good performance and wide application. After quenching and tempering, it has high and uniform hardness, good ...
Square Tube Production Process
(1) Raw materials are strip coils, welding wire, flux. Strict physical and chemical testing is required before input.
(2) The steel head and tail are butt jointed, and the single wire or double wir...
Classification of Seamless Steel Tubes
Seamless steel tubes are pided into hot-rolled (extruded) seamless steel tubes and cold drawn (rolled) seamless steel tubes due to their different manufacturing processes. Cold drawn (rolled) tubes ar...
