Bilina42CrMo seamless pipe factoryQuality record control procedures

Peak crackWhen we carry out different projects, we must use different raw materials which can ensure the quality of the project. In many kinds of data, alloy pipe is widely used. In many projects, we will apply it, so it is very popular in the field. When people carry out the construction of alloy pipe project, there are many things that must be paid special attention to. Let&#;s take you to know:Bilina,The first is people. Human factors are the control focus of welding. Therefore, before welding, welders with skilled technology and welder certificate shall be selected for necessary technical training and disclosure. It shall not be replaced at will to ensure the relative stability of the welders welding the pipeline. Remove defective pipes within the allowable length.Saida,I-beam, also known as universal beam, is a long strip of steel with I-shaped section. I-beam is divided into ordinary I-beam and light I-beam. It is a section steel with I-type section shape.All the cracks occur at -mm away from the edge below the alloy pipe, showing a 'high mountain' shape.Dry processing technology: after passivation treatment, parts shall be dried with air compression or hot gas, or drying treatment or air drying can be selected.

I-beam has the dual properties of high hardness and toughness materials. Compared with other engineering wear-resistant materials in China, such as various alloy steel plates, cast wear-resistant plates, cast stones, rubber, polyurethane, etc., it has irreplaceable comprehensive excellent properties. As long as the pipe material is high-strength alloy steel, including alloy steel pipes with temperature resistance, pressure resistance, wear resistance and low temperature resistance, the welding process shall be focused on preventing the tendency of martensite structure and cracks due to welding high-temperature operation. The general process requirements are that the welding rod shall be selected and baked as required and sent to the welder for use. The oil and water shall be removed before welding on both sides of the weld Rust and sundries shall be removed and cleaned. The welding line energy shall be as small as possible to minimize the swing during the welding process. The arrangement of the last weld shall have annealing effect on the heat affected zone as far as possible. Slow cooling after welding, cover with asbestos cloth, etc.At the same height, light I-beam has narrower legs, thinner waist and lighter weight than ordinary I-beam. No. - is large I-beam, dimensions and relevant standards.Service first,Key technical characteristics of alloy pipeDefects of alloy pipe and solutions:What is the purpose of flat steel

After isothermal quenching treatment,Bilina10 I-beam price, the modified LNs steel of case hardening steel also has the surface compressive stress characteristics obtained by heat treatment.Trustworthy,Mixed Scabs are distributed periodically,BilinaHow much is 50 galvanized pipe, and the situation after casting and rolling is significant through edge flame peeling crack inspection or billet scratch flame removal.The reinforcement mesh of the maintenance platform has the characteristics of extensive application, beautiful style convenient installation and durability, Skirting plate (edge guard plate), checkered plate guard plate, installation of connectors and other accessories can be added around. The reinforcement mesh is suitable for the reinforcement mesh manufactured in the factory and welded with cold-rolled ribbed reinforcement or cold-rolled smooth round reinforcement. The welded reinforcement mesh for reinforced concrete is a good and efficient material for concrete distribution. Flat steel with different specifications can be used for edge wrapping, Or wrap edges with angle steel,BilinaQuotation of I-beam cold bending machine, channel steel, square tube, etc; Handles and hinges can also be installed on the reinforcement mesh that needs to be moved or opened frequently.Application characteristics of I-beamBilina,Due to the unique performance of I-beam, economizers, superheaters, reheaters pipes for petrochemical industry, etc. for high-pressure boilers (working pressure is generally above MPa and working temperature is between ℃ ~ ℃)