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  • Free sample for Erw Steel Tube - Alloy structural steel 15CrMo alloy steel Carbon customizable – Lu

    Free sample for Erw Steel Tube - Alloy structural steel 15CrMo alloy steel Carbon customizable – Lu

    Introduction Alloy structural steel refers to steel used as mechanical parts and various engineering components and containing one or several certain amount of alloying elements. Alloy structural steel has suitable hardenability, after suitable metal heat treatment, the microstructure is uniform sorbite, bainite or very fine pearlite, so it has a high tensile strength and yield ratio. (Generally around 0.85), higher toughness and fatigue strength, and lower toughness-brittle transition temper...
  • Discountable price Ductile Iron Pipe - Hexagon steel pipe Save steel for structural parts – Lu

    Discountable price Ductile Iron Pipe - Hexagon steel pipe Save steel for structural parts – Lu

    Introduction Hexagon steel pipe is also called special-shaped steel pipe, which also has octagonal pipe, rhombus pipe, oval pipe and other shapes. For economical section steel pipes, including non-circular cross-sectional contours, uniform wall thickness, variable wall thickness, variable diameter and variable wall thickness along the length, symmetrical and asymmetrical sections, etc. Such as square, rectangle, cone, trapezoid, spiral, etc. Special-shaped steel pipes can better adapt to the ...
  • Low MOQ for Steel Tube - Alloy steel Carbon high strength high toughness wear resistance – Lu

    Low MOQ for Steel Tube - Alloy steel Carbon high strength high toughness wear resistance – Lu

    Introduction Alloy steel, in addition to iron and carbon, also adds other alloying elements, called alloy steel. The main alloying elements of alloy steel are silicon, manganese, chromium, nickel, molybdenum, tungsten, vanadium, titanium, niobium, zirconium, cobalt, and aluminum. , Copper, boron, rare earth, etc. An iron-carbon alloy formed by adding an appropriate amount of one or more alloying elements on the basis of ordinary carbon steel. According to the different added elements, the use...
  • 2021 wholesale price Marine Steel Plate - Free cutting steel alloy AISI  1212 1117 1215 Mould Steel Tool steel – Lu

    2021 wholesale price Marine Steel Plate - Free cutting steel alloy AISI 1212 1117 1215 Mould Steel Tool steel – Lu

    Introduction Free-cutting steel refers to an alloy steel in which a certain amount of sulfur, phosphorus, lead, calcium, selenium, tellurium and other free-cutting elements are added to the steel to improve its machinability. With the automation, high speed and precision of cutting, it is very important to require steel to have good machinability. This type of steel is mainly used for processing on automatic cutting machine tools, so it is a special steel. Parameter Item Free cutting steel...
  • 2021 High quality Hot Dip Galvanized Coil - Checkered steel coil Q245 Q345 hot rolled plate Galvanized – Lu

    2021 High quality Hot Dip Galvanized Coil - Checkered steel coil Q245 Q345 hot rolled plate Galvanized – Lu

    Introduction Checkered steel coil has many advantages such as beautiful appearance, anti-slip, strengthening performance, saving steel and so on. It is widely used in transportation, construction, decoration, equipment, flooring, machinery, shipbuilding and other fields. Generally speaking, the user does not have high requirements on the mechanical properties and mechanical properties of the flower plate, so the quality of the flower plate is mainly characterized by the pattern of the pattern...
  • Fixed Competitive Price Stainless Steel Square Pipe - Boiler steel pipe hot rolled seamless high pressure boiler tube – Lu

    Fixed Competitive Price Stainless Steel Square Pipe - Boiler steel pipe hot rolled seamless high pressure boiler tube – Lu

    Introduction Boiler steel pipe refers to the steel with open ends and hollow section, and its length is larger than that of the surrounding. According to the production method, it can be divided into seamless steel pipe and welded steel pipe. The boiler steel pipe specifications use the external dimensions (such as outer diameter or side length) And the wall thickness indicates that its size range is very wide, from a small diameter capillary tube to a large-diameter tube with a diameter of s...
  • PPGI corrugated sheet Chinese manufacturer low price – Lu

    PPGI corrugated sheet Chinese manufacturer low price – Lu

    Introduction Corrugated board is also called profiled board, which uses color coated steel sheet, galvanized sheet and other metal sheets to be rolled and cold-formed into profiled sheets of various waves. On the continuous unit, cold rolled strip steel and galvanized strip steel ( Electro-galvanized and hot-dip galvanizing) is the substrate, the cross-section of which is V-shaped, U-shaped, trapezoidal or similar waveforms. After surface pretreatment (degreasing and chemical treatment), it i...
  • China Factory for Alloy Seamless Steel Tube - Alloy steel Carbon high strength high toughness wear resistance – Lu

    China Factory for Alloy Seamless Steel Tube - Alloy steel Carbon high strength high toughness wear resistance – Lu

    Introduction Alloy steel, in addition to iron and carbon, also adds other alloying elements, called alloy steel. The main alloying elements of alloy steel are silicon, manganese, chromium, nickel, molybdenum, tungsten, vanadium, titanium, niobium, zirconium, cobalt, and aluminum. , Copper, boron, rare earth, etc. An iron-carbon alloy formed by adding an appropriate amount of one or more alloying elements on the basis of ordinary carbon steel. According to the different added elements, the use...
  • Cheap price Steel Wire Rod - Carbon structural steel ASTM A36 Q195 Q215 Q235 For building structur – Lu

    Cheap price Steel Wire Rod - Carbon structural steel ASTM A36 Q195 Q215 Q235 For building structur – Lu

    Introduction High-quality carbon structural steel is referred to as carbon structure steel. Specifically, its carbon content is less than 0.08%. Compared with ordinary carbon steel, its quality is better, it has strict chemical composition and requires to ensure the mechanical performance index, high-quality carbon structural steel with low content of impurities such as phosphorus and sulfur. The types of carbon steel are divided into three categories according to the carbon content: low carb...
  • China New Product Food Grade Stainless Steel Tube - Stainless steel square pipe 201 304 304L 316 316L 310S seamless tube – Lu

    China New Product Food Grade Stainless Steel Tube - Stainless steel square pipe 201 304 304L 316 316L 310S seamless tube – Lu

    Introduction The stainless steel square tube is a hollow long strip of steel, which is called a square tube because of its square cross-section. Classification of stainless steel square pipes: square pipes are divided into two categories: seamless steel pipes and welded steel pipes (seam pipes). According to the cross-sectional shape, it can be divided into square tube and rectangular tube. and many more. Parameter Item Stainless steel square pipe/tube Standard ASTM, DIN, ISO, EN, JIS, G...
  • China Supplier Stainless Steel Pipe - Drill pipe casing Oil well drilling – Lu

    China Supplier Stainless Steel Pipe - Drill pipe casing Oil well drilling – Lu

    Introduction It is a steel pipe used to support the wall of oil and gas wells to ensure the normal operation of the entire oil well after drilling and completion. Each well uses several layers of casing according to different drilling depths and geological conditions. Cement is used to cement the well after the casing is run down. It is different from tubing and drill pipe and cannot be reused. It is a one-time consumable material. Therefore, casing consumption accounts for more than 70% of a...
  • Fast delivery Galvanized Steel Strip - Galvanized H-beam structural steel Q235b Q345b  price  – Lu

    Fast delivery Galvanized Steel Strip - Galvanized H-beam structural steel Q235b Q345b price – Lu

    Introduction H-section steel is a kind of economical section and high-efficiency section with more optimized cross-sectional area distribution and more reasonable strength-to-weight ratio. It is named because its section is the same as the English letter “H”. Since the various parts of the H-section steel are arranged at right angles, the H-section steel has the advantages of strong bending resistance, simple construction, cost saving and light structure in all directions. The zin...