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What is an ERW steel pipe
A pipe formed by Electric Resistance Welding or ERW having one vertical seam without addition of any metal is called ERW pipes or tubes. It can be available in varied diameters and wall thickness. The sizes of pipes ERW pipes can range from 2 3/8 inch to 24 inch outer diameter and length can be o...Read more -
Cast Iron Pipe
Cast iron pipe form tubes with cast iron casting. The cast iron pipe is used for water supply, drainage and gas pipelines, which includes a cast iron pipe and fittings. Labor intensity. Accoring to casting methods, it is divided into continuous cast iron pipes and centrifugal cast iron pipe, incl...Read more -
Seamless pipe vs Welded pipe
Difference seamless pipe and welded pipe Concentricity: seamless pipe manufacturing process is at a temperature of 2200 ° F in a stainless steel billet punching out a hole in this high temperature tool steel by stamping and drawing becomes soft and spirally from the Kong Zhongcheng shaped out. Su...Read more -
Oil paint
Oil paint uses the drying oil as the main film coating material for a class, mainly edible vegetable oil, paste paint, oil blending paint, rust and oil putty, putty and so on. The disadvantage is slow drying, poor physical and chemical properties of the coating, now mostly been replaced by the ex...Read more -
Large diameter thick-walled seamless steel pipe
Large diameter steel pipe often refers to the out diameter with more than 1000mm. large diameter steel pipe use is generally more widely, generally used for large-scale pipeline projects, water gas engineering, pipe network construction of large projects. Large diameter steel pipe production proc...Read more -
Extruded pipe
Extruding pipe is the cold extrusion, hot extrusion, respectively of the warm extrusion process of pipes. Extrusion is widely used in the production of aluminum, copper and other nonferrous metals pipes and profiles. Steel used to produce both hot extrusion of special pipes and profiles, but also...Read more -
Electric Resistance Welding
Electric resistance welding is the use of current through resistor between the workpiece and the welding heat generated by the contact surface, the plastic is heated to a weldment or partial melting state, then apply pressure welding method of forming a welded joint. There are four main resistanc...Read more -
Galvanized pipe
Galvanized pipe manufaturing process Galvanized pipe sulfate electro-galvanized the ferroalloy process is the production trough perforation direct solution to bring out or overflow. Various production process from the circulatory system, the slot solution, alkali solution, plating solution, a lig...Read more -
Extruded steel pipe
Extruded steel pipe is produced by cold extrusion, hot extrusion, warm extrusion process. Hot extrusion is widely used in the production of aluminum, copper and other nonferrous metal pipes and profiles. Hot extrusion of steel for the production of both special pipes and profiles, it is difficult...Read more -
Do You Know How to Paint Carbon Steel Pipes?
Carbon steel pipes consist of an iron and carbon alloy that is able to be bent into shapes during manufacture without reducing its high tensile strength. So as black steel pipe, many people use black steel pipe now. It is vital to defend the metal surface location from corrosion credited to the m...Read more -
The difference between the steel tubes
Difference between ssaw steel pipe and lsaw steel pipe Metallurgical properties of raw materials Straight seam submerged arc welding tube is made of steel, but spiral submerged arc welding steel pipe production is usd hot rolled steel coil strip. The hot strip rolling process with a series of adv...Read more -
Deviation wall thickness of seamless steel pipe
In recent years, the proportion of seamless steel pipe in China’s steel production is growing, including seamless steel pipe wall thickness deviation is the importance of the quality one of the indicators due to its wide use and the higher its quality requirements. The thickness deviation d...Read more