In order to make the welded pipe have the required mechanical, physical and chemical properties in addition to the reasonable selection of materials and forming process, heat treatment process is often necessary. In addition the mechanical, physical and chemical properties of aluminum, copper, magnesium,Vicente nobleHow much is a ton of No. 16 I-beam, titanium and their alloys can be changed by heat treatment to obtain different service properties.The system is mainly composed of control box, finishing roller, pre leveling unit, finishing unit and straightening unit.Vicente noble,According to the section shape, the waist width of No. I-beam is. The types of I-beam include hot-rolled ordinary I-beam, light I-beam and wide parallel leg I-beam (H-beam). The waist width of hot-rolled ordinary I-beam in China is ~, expressed as No. ~ No., cross pass system and mixed pass system. In addition, I-beam can also adopt special rolling method.Tabuk,H-shaped steel groove is deep and thick, and can withstand forces in two directions.Ways to obtain surface compressive stress characteristics of alloy tubesWhether I-section steel is ordinary or light, because the section size is relatively high and narrow, the moment of inertia of the two main axes of the section is quite different, so it can only be directly used for members bent in the plane of their web or form lattice stressed members. It is not suitable for axial compression members or members with bending perpendicular to the web plane which makes it very limited in the scope of application. I-beam is widely used in buildings or other metal structures.

C - section steel is reliable and stable in stress, can be accurately positioned, and is resistant to impact and vibration Moreover, it has good versatility and combination, and has a variety of C-section steel and size selection to ensure its flexibility General carbon steel wire sleeve (GB / t- is a steel pipe used to protect wires in electrical installation projects such as industrial and civil buildings and installation of machinery and equipment. The defects can be removed by grinding with sand wheel, but the remaining wall thickness must be within the allowable standard.Inspection items,I-beam can be divided into four types according to shape: cold-formed equal edge I-beam, cold-formed unequal edge I-beam, cold-formed inner crimping I-beam and cold-formed outer crimping I-beam.After determining the reasonable pickling agent and polishing solution, it is very easy to carry out hot galvanizing for relevant alloy pipes. Use 'phosphating treatment' to degrease the pipes of electrolytic machine equipment, put them into the aqueous solution with zinc salt after pickling and passivation, connect the negative level of electrolytic machine equipment, put them into the cold-rolled steel plate in the direction corresponding to the pipes, and connect the switching power supply, If the current flows from the positive stage to the negative stage, a layer of zinc is deposited in the pipe.What is the stainless steel passivation of alloy pipe?

→ wide flange and large lateral stiffness. Strong bending resistance.Respect for customers,Vicente nobleDN25 welded pipe more than one meter,Vicente nobleAlloy pipe GH3030,I-beam features: the content of chromium carbon alloy is -%, the hardness of chromium carbide alloy is V, and the macro hardness is - HRC According to the process, it is divided into arc welded pipe, resistance welded pipe (high frequency and low frequency), gas welded pipe and furnace welded pipe.I-beam, also known as steel 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.Vicente noble,Function of I-beam: where is I-beam mainly used?Application scope of alloy pipeWhether I-section steel is ordinary or light, there is a large difference in the moment of inertia between the two main sleeves of the section. Therefore, it can only be directly used for members bent in the plane of their web or form lattice stress members. It is not suitable for axial compression members or members with bending perpendicular to the web plane, which makes it very limited in the scope of application.