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  • Hot sale Bulb Flats - Tool steel chinese manufacturer 1.2080 D3 AISI D3 DIN 1.2080 GB Cr12  – Lu

    Hot sale Bulb Flats - Tool steel chinese manufacturer 1.2080 D3 AISI D3 DIN 1.2080 GB Cr12 – Lu

    Introduction Tool steel is steel used to manufacture cutting tools, measuring tools, molds and wear-resistant tools. Tool steel has high hardness and can maintain high hardness and red hardness at high temperatures, as well as high wear resistance and appropriate toughness. Tool steel is generally divided into carbon tool steel, alloy tool steel and high-speed tool steel. High-speed tool steel is an alloy tool steel that contains C, Mn, Si, Cr, V, W, Mo, Co. And it can be used as a high-speed...
  • Hot Selling for Large Seamless Steel Tube - Free cutting steel alloy AISI  1212 1117 1215 Mould Steel Tool steel – Lu

    Hot Selling for Large Seamless Steel Tube - 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...
  • Factory supplied Hydraulic Pillar Pipe -  Structual steel pipe Carbon seamless steel pipe – Lu

    Factory supplied Hydraulic Pillar Pipe - Structual steel pipe Carbon seamless steel pipe – Lu

    Introduction The structural pipe is a general structural steel pipe, which is widely used in the hot-rolled (extruded, expanded) and cold-drawn ( Rolling) seamless pipe. Parameter Item Structual steel pipe Standard ASTM, DIN, ISO, EN, JIS, GB, etc. Material  0# 35# 45# Q345B、16Mn、Q345B-E、20Mn2、25Mn、30Mn2、40Mn2、45Mn2SAE1018、SAE1020、SAE1518、SAE1045  etc. Size  Wall thickness: 3.5mm–50mm, or as required.Outer diameter: 25mm-180mm, or as required. Length: 1m-12m, or as re...
  • China Supplier Stainless Steel Pipe - Fluid pipes Customizable liquid pipeline – Lu

    China Supplier Stainless Steel Pipe - Fluid pipes Customizable liquid pipeline – Lu

    Introduction It is a hollow section with no welds from beginning to end. The fluid conveying pipe has a hollow section and is used as a pipe for conveying oil, natural gas, gas, water and certain solid materials in large quantities. Mainly used in engineering and large-scale equipment to transport fluid pipelines. Parameter Item Fluid pipes Standard ASTM, DIN, ISO, EN, JIS, GB, etc. Material  DX51D、SGCC、G550、S550、S350、ECTS 、10# 35# 45# Q345B、16Mn、Q345、20Mn2、25Mn、30Mn2、40Mn2...
  • OEM Supply Steel Strand - Cold heading steel high quality wire plate and bar – Lu

    OEM Supply Steel Strand - Cold heading steel high quality wire plate and bar – Lu

    Introduction Cold heading steel is used for forming steel. Cold heading is the use of one or more impact loads at room temperature. It is widely used in the production of standard parts such as screws, pins, and nuts. The cold heading process can save raw materials, reduce costs, and improve the tensile strength and performance of the workpiece through cold work hardening. The steel used for cold heading must have good cold upsetting performance, and the content of impurities such as S and P ...
  • Factory wholesale Tin Free Steel Coil - Alloy steel coil structural steel high yield strength – Lu

    Factory wholesale Tin Free Steel Coil - Alloy steel coil structural steel high yield strength – Lu

    Introduction Alloy steel coil In addition to iron and carbon, steel is called alloy steel by adding other alloying elements. 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 and adopting appropriate processing technology, special properties such as high strength, high toughness, wear resistance, corrosion resistance, low temperature resistance, high temperature resistan...
  • OEM China Hard Wire Rod - Bearing steel 9Cr18 G20CrMo GCr15High carbon chromium steel  – Lu

    OEM China Hard Wire Rod - Bearing steel 9Cr18 G20CrMo GCr15High carbon chromium steel – Lu

    Introduction Bearing steel is the steel used to make balls, rollers and bearing rings. Bearing steel has high and uniform hardness and wear resistance, and high elastic limit. The requirements for the uniformity of the chemical composition of the bearing steel, the content and distribution of non-metallic inclusions, and the distribution of carbides are very strict. It is one of the most stringent steel grades in all steel production. In 1976, the International Organization for Standardizatio...
  • China Factory for Alloy Seamless Steel Tube - Cold heading steel high quality wire plate and bar – Lu

    China Factory for Alloy Seamless Steel Tube - Cold heading steel high quality wire plate and bar – Lu

    Introduction Cold heading steel is used for forming steel. Cold heading is the use of one or more impact loads at room temperature. It is widely used in the production of standard parts such as screws, pins, and nuts. The cold heading process can save raw materials, reduce costs, and improve the tensile strength and performance of the workpiece through cold work hardening. The steel used for cold heading must have good cold upsetting performance, and the content of impurities such as S and P ...
  • High Quality for Galvanized Rectangular Tube - Galvanized round steel Low carbon scaffold structure steel – Lu

    High Quality for Galvanized Rectangular Tube - Galvanized round steel Low carbon scaffold structure steel – Lu

    Introduction Hot-dip galvanized round steel refers to a solid long steel with a circular cross-section. The specifications are expressed in millimeters of diameter. For example, “50″ means round steel with a diameter of 50 mm. Due to the relatively small diameter of this steel, it is often mistaken for steel. 1. The shape is different, the round steel shape is smooth, without lines and ribs, 2. The composition is different. Round steel (first-grade steel) belongs to ordinary low-c...
  • 2021 New Style Hot Roll Seamless Steel Pipe - Steel pipe China Quality Manufacturer customizable – Lu

    2021 New Style Hot Roll Seamless Steel Pipe - Steel pipe China Quality Manufacturer customizable – Lu

    Introduction A steel material that is open at both ends and has a hollow and concentric cross-section, The specifications of steel pipes are expressed by external dimensions (such as outer diameter or side length) and inner diameter and wall thickness. The size range is very wide, from small diameter capillary tubes to large round steel pipes with a diameter of several meters. Round steel pipes can be used for pipelines, thermal equipment, machinery industry, petroleum geological drilling, co...
  • Competitive Price for Thermal Expansion Tube - Alloy structural steel 15CrMo alloy steel Carbon customizable – Lu

    Competitive Price for Thermal Expansion 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...
  • Cheapest Price Gear Steel Material - Gear steel material Chinese manufacturers 20CrNIMO  – Lu

    Cheapest Price Gear Steel Material - Gear steel material Chinese manufacturers 20CrNIMO – Lu

    Introduction Gear steel is a general term for steels that can be used to process gears. Gear steel is a general term for steels that can be used to process gears. Generally, there are low carbon steel such as 20# steel, low carbon alloy steel such as: 20Cr, 20CrMnTi, etc., medium carbon steel: 35# steel, 45# steel, etc., medium carbon alloy steel: 40Cr, 42CrMo, 35CrMo, etc., can be called Gear steel. It is one of the most demanding key materials of special alloy steel used in automobiles...