SHINESTAR STEEL GROUP CO., LTD

盛仕达钢铁股份有限公司

Product News

  • ERW pipe issues and defects

    ERW pipe issues and defects

    ERW pipe issues and defects is related to raw materials, production methods, process conditions, equipment status and personnel.Product defects that appear in the production process by the above factors and constraints. This product defects can be divided into roughly two categories: one for prod...
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  • Difference in ERW and SAWL

    Difference in ERW and SAWL

    Difference in ERW and SAWL Straight seam welded steel pipe, according to welding process can be divided into high frequency resistance welding and submerged arc welding, longitudinal submerged arc welded is short for SAWL, high-frequency straight seam resistance welding is short for ERW. High fre...
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  • The detection of welding steel pipe.

    The detection of welding steel pipe.

    The detection of welding steel pipe. In terms of the physical method: the physical inspection is a way to measure or test with the help of some physical phenomena.The inspection of materials or internal workpiece defects conditions, generally adopts the method of nondestructive flaw detection.The...
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  • Seamless pipe quench and heat treatment

    Seamless pipe quench and heat treatment

    Surface quench of seamless pipe Some parts in the workpiece in the alternating load, such as torsion and bending under impact load, the surface layer undertake higher stress than the core part. Occasions of friction, the surface layer is worn, some parts of the surface put forward the requirement...
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  • Large-size cold-formed square and rectangular pipe production process

    Large-size cold-formed square and rectangular pipe production process

    Cold-formed square and rectangular pipe, also known as cold-formed rectangular hollow structural sections, as a lightweight, thin-walled, large cross section moment of inertia of the efficient profile, is widely used in construction, automotive, aviation, light industry and machinery manufacturin...
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  • How to measure hardness of steel pipe ?

    How to measure hardness of steel pipe ?

    Measturing the hardness of the steel pipe, firstly hardness testing of the steel pipe is according to its mechanical properties, including the performance and quality of the feedstock for steel pipe deformed, by stamping, cutting and other processing. Pipe by the mechanical properties of the test...
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  • How to clean rusted cs pipe?

    How to clean rusted cs pipe?

    For the rusted CS pipe, some people use cleaning, but when cleaning, it note that should a solvent, emulsion cleaning the steel surface, this method is only used as an anti-corrosion auxiliary means, for the real removal pipe rust, the role is not strong. In clear pipe rust, you can also use stee...
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  • Galvanized mild steel pipe

    Galvanized mild steel pipe

    Galvanized mild steel pipe is made of rust corrosion measures are not taken welding (welding furnaces, welding) pipe, seamless steel pipe or other metal clarinet, a certain process of hot-dip galvanizing, zinc coating to make it fit the outer coating, played long steel does not rust after process...
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  • Effect of cooling water through the pipe welding process performance

    Effect of cooling water through the pipe welding process performance

    Welded square tube water cooling technology: controlled cooling device installed after the finishing mill, the use of rolling after finishing fast deformation, immediately rapidly cooled by welded square tube deformation induced phase transition, the control bars under high temperature grain grow...
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