News
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Advantages of Rectangular Pipe Heat Treatment
In order to improve the surface hardness and wear resistance of rectangular pipe, it can be processed some of the surface, ie the surface of pure flame of fire, high, intermediate frequency surface hardening and some chemical treatment and the like. Generally high, intermediate frequency surface ...Read more -
Quality control of structural steel pipe
Structural steel in its wall thickness, good materials, processing technology and stability, becoming the first choice for large domestic and foreign oil and gas pipe project. In the large-straight seam welded steel pipe joint structure, weld and heat affected zone is the easiest place to produce...Read more -
Pipeline project
Pipeline project means construction of transportation of oil, natural gas and solid slurry pipeline project. Including pipeline line project, the library works and pipeline stations ancillary works. Pipeline project in the broad sense also includes equipment and supplies. Pipe line project with p...Read more -
Cladding process
Cladding process: laser cladding is supplied by way of cladding materials, which can be broadly divided into two categories, namely, pre-synchronized laser cladding and laser cladding. Laser cladding preset cladding material is placed on the substrate surface prior to cladding portion, and scanni...Read more -
Boiler tube hydrostatic test
Boiler tubes is an important material for manufacturing boilers, it will be directly related to the the boiler manufacture of quality so that the quality of the installation and use of quality. Quality of boiler tube should be made of steel plant to guarantee, but in the case of short supply, sup...Read more -
Adjustment and parameters of seamless steel tubes perforation
Seamless steel pipe perforation machine pass adjust main parameters are: rolls from the guide plate (guide plate, guide rollers) from ovality, feed angle, angle jarring, head diameter, Head reduction rate before the roll speed and the guide disc Wait. (1) Roll distance is the shortest distance be...Read more