SHINESTAR STEEL GROUP CO., LTD

盛仕达钢铁股份有限公司

Product News

  • Large steel pipe welding

    Large steel pipe welding

    In the large diameter pipe welding process, the workpiece and form a molten solder is melted region, the connection between the material cooled and solidified after the formation of the pool. Large diameter thick-walled tube usually need to apply pressure in welding process. Welding energy source...
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  • Influencing factors of bright annealing stainless steel pipe

    Influencing factors of bright annealing stainless steel pipe

    Annealed stainless steel tube brightness determines the quality of the product. Too many factors, listed five important factors for reference. 1, The annealing temperature reaches a predetermined temperature. Stainless steel heat treatment is generally taken to solution heat treatment, that is, p...
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  • Galvanized steel pipe anti-corrosion requirements

    Galvanized steel pipe anti-corrosion requirements

    The usage of galvanized steel pipe is getting high, then the requirements of galvanized pipe is more, it was proposed the galvanized pipe completely different resistance to rust (rot) eclipse, which is platedzinc tubes manufacturers challenges, galvanized pipe has what the world demands. Galvaniz...
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  • ERW pipe weld joint heat treatment process online

    ERW pipe weld joint heat treatment process online

    The most important feature of erw steel pipe is no foreign filler metal, heating speed, high production efficiency, which is an advantage, but also its shortcomings, which is no filler metal, the filler alloy will not benefit approach to improve the weld properties element; heating temperature is...
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  • Difference Between ERW, SSAW, LSAW

    Difference Between ERW, SSAW, LSAW

    Seamless steel pipes are mainly used in oil pipeline and gas pipeline, but seldom used in oil pipelines with long-distance. Most long distance pipeline applied ERW pipes, SSAW pipes and LSAW pipes. Here are comparisons of technological features and performance of these pipes. 1. Electric Resistan...
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  • Introduction to boiler tube

    Introduction to boiler tube

    Boiler tubes is a one of seamless pipe. Manufacturing methods is the same as seamless tube, but it has the stringent requirements for manufacture of steel pipes. According to the temperature level,boiler tube is divided into general boiler tubes and high pressure boiler tube. Production methods: ...
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  • Big Differences between ERW Steel Pipe and Seamless Pipe

    Big Differences between ERW Steel Pipe and Seamless Pipe

    ​Nowadays, with quick construction of society and rapid development of technology, more and more different kinds of steel pipes are created, such as welded steel pipe, seamless steel pipe, ERW steel pipe and so on, and more and more steel pipes are needed. In the competitive market of steel pipe,...
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  • Difference of ERW and UOE

    Difference of ERW and UOE

    1: The difference between raw material and production capacity Raw material of ERW steel pipe is hot rolled steel coils, and raw material of UOE pipe  is hot rolled steel plate. So the ERW steel tube can realize continuous assembly line work, high production efficiency, production cost is low; A...
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  • Heat boiler seamless extrusion technology

    Heat boiler seamless extrusion technology

    Hot extrusion is generally carried out for boiler seamless pipe billet, called a composite extrusion. Composite extrusion is currently the best method for producing stainless steel and high nickel alloy seamless tube boilers. It is a large-diameter composite consisting of two or more metal blank ...
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  • 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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