What is Seamless Steel Pipe?
How much do you know about seamless steel pipe? Seamless steel pipe is a kind of round, square, rectangular steel with hollow cross section and no seam around. Seamless steel pipe is made from...
Category: Stainless Steel Pipe/Tube
How to identify inferior stainless steel welded pipe?
How to identify inferior stainless steel welded pipe? FoldingFake and inferior welded stainless steel pipes are easy to fold. Folding is a variety of fold lines formed on the surface of stainless steel pipes....
Classification Of Welding Technology
Classification Of Welding Technology Directly welded pipes: the use of small size model can avoid stress corrosion, hot cracks and deformation, and the welding current is 20% lower than that of high carbon steel....
Common Flaw Detection Methods For Welded Pipes
Common Flaw Detection Methods For Welded Pipes In the process of manufacturing and using welded pipe, nondestructive testing to ensure weld quality is particularly important. The common nondestructive testing methods for welded pipes are:...
What is Radiographic Testing?
What is Radiographic Testing? Radiographic testing (RT). Radiography (RT) is a nondestructive testing method that uses X-ray or g-ray to penetrate the test piece and film as the equipment for recording information. This method...
What is Ultrasonic Testing?
What is Ultrasonic Testing? Ultrasonic testing is mainly used to detect buried defects in butt welds and cracks on the inner surface of pressure vessel welds. It is also used to detect possible cracks...
What are the types of welding?
What are the types of welding? Welding: usually refers to the welding of metal. It is a forming method to connect two separated objects into one by heating or pressurizing, or both at the...
Indexes that must be Known in Metal Tensile Test
Indexes that must be Known in Metal Tensile Test Tension is a simple mechanical property test. Within the test gauge, the stress is uniform, the measurement of stress-strain and its performance indexes is stable,...
What is Welding of Stainless Steel?
What is Welding of Stainless Steel? Stainless steel can be divided into four categories according to its steel structure, namely austenitic stainless steel, ferritic stainless steel, martensitic stainless steel and AUSTENITIC FERRITIC duplex stainless...
Weldability of Metal Materials
Weldability of Metal Materials Weldability of metal materials refers to the ability of metal materials to obtain excellent welded joints under certain welding processes, including welding methods, welding materials, welding specifications and welding structure...