DADA STEEL

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DADA STEEL Co., Ltd. is a company specialized in mild steel plate,shipbuilding steel plate,Boiler steel,Weathering steel plateThe supply capacity per year is about 8,900,000 tons steel plate/coil according to EN10025,EN10028,ASTM A36,ASTM A131, JIS G3101,JIS G3106...

  • Gas cylinder steel plate

    Gas cylinder steel plate

    Gas cylinder steel plate is used in welded gas cylinder and related products. supplies gas cylinder steel with better anti-stress capability. Popular......

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  • Shipbuilding steel plate

    Shipbuilding steel plate

    shipbuilding steel plate suppliers,we supply A,B,D,E,AH32,DH32,EH32,FH32,AH36,DH36,EH36,FH36,AH40,DH40,EH40,FH40 with ABS,DNV,GL ....

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  • Boiler pressure vessel steel

    Boiler pressure vessel steel

    Boiler and pressure vessel grade steel comes in a variety of grades and thicknesses, and are designed to withstand the immense internal ......

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  • Alloy steel Plate

    Alloy steel Plate...

    Alloy steel is steel that is alloyed with a variety of elements in total amounts between 1.0% and 50% by weight to improve its mechanical properties. ...

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  • Q345B steel plate

    Q345B steel plate

    Steel grade Q345B is the most common used as high strength low alloy structural steel in industry area. ...

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  • Q235B steel plate

    Q235B steel plate

    Q235 steel is Chinese structural steel, Q235A Q235B Q235C Q235D material density: 7.85 g/cm3, properties, specification, composition .. ..

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40mnb quenching and tempering steel

  • Datasheet for Steel Grades Structure Steel 40MnB

    Steel Grades40MnB Chemical information,Mechanical properties Physical properties, Mechanical properties, Heat treatment, and Micro structure Yield Strength 154 0.2 /MPa Elongation 56 5(%) (%) Akv Akv/J HBS 235 268 HRC 30 40MnB Heat Treatment Regime Annealing Quenching Tempering Normalizing Q & T Read More

  • Datasheet for Steel Grades Structure Steel 40Mn

    Annealing Quenching Tempering Normalizing Q & T 40Mn Range of products Product type Products Dimension Processes Deliver Status Plates / Sheets Plates / Sheets 0.08 200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID WASHED, Shot Blasting Steel Bar Round Bar, Flat Bar, Square Bar 8 Read More

  • medium carbon tempering steel on behalf of the steel C30

    Calculated by 50% martensite, the water quenching diameter is 180, and the oil quenching diameter is 100.The tendency of quenching cracking ,and the tempering brittleness are small.High strength and high toughness.It can replace 35CrNiMoA, 4340, used to manufacture large section, heavy load shaft, connecting rod and bolt.Read More

  • China Customized 40mnb Structural Alloy Steel Pipe

    Product Introduction . With high strength, hardness, abrasion resistance and good toughness, 40MnB Structural Alloy Steel Pipe is a new type of steel which can replace 40Cr steel successfully.Medium carbon tempered steel, cold upsetting die steel, the steel price moderate, easy to process, after proper heat treatment, can obtain a certain toughness, plasticity, wear resistance, normal can Read More

  • Gb t 3077 20crnimo quenching and tempering steel

    Gb t 3077 20crnimo quenching and tempering steel Manufacturer, Exporter & Supplier. Best 2019 best price gb t 3077 15mnvb quenching and . GB T 3077 15CrMo quenching and tempering Steel GB/T 3077 35CrMnSiA alloy steel plate is a low alloy ultra high strength steel, GB/T 3077 35CrMnSiA alloy steel plate has a good overall mechanical properties after heat treatment, high strength, GB/T 3077 Read More

  • 40Cr Steel Equivalent, Mechanical Properties & Chemical

    40Cr Alloy Steel. 40Cr steel is a kind of Chinese GB standard alloy steel for engineering and machinery purpose, and one of the most widely used steel grades.For 40Cr material hardness, specifications and equivalent, please see the table below. After quenching and tempering treatment, 40Cr steel has good comprehensive mechanical properties, low temperature impact toughness, low notch Read More

  • What is the grade of 40Cr steel? Quora

    40Cr steel is Chinese alloy structural steel grade, and one of the most widely used steel grades. For more info please refer to 40Cr Steel Equivalent, Mechanical Properties & Chemical Composition * Tensile strength810 N/mm2 * Yield strength7Read More

  • Study on the Heat Treatment Process by Using Residual Heat

    We conduct the process experiment on the shaft of the 40MnB steel after forging, and propose the scheme of heat treatment by using residual heat after forging process. According to the experiment results, the internal structure of 40MnB was improved, the metal grain was refined, the mechanical properties was better and the quality was guaranteed.Read More

  • China Alloy Structural Steel Round Bar 1541 China 40mnb

    China Alloy Structural Steel Round Bar 1541, Find details about China 40mnb, 1541 Alloy Steel from Alloy Structural Steel Round Bar 1541 WANFANG STEEL GROUP CO., LIMITEDRead More

  • Track Rollers F&L Excavator Parts

    Roller bodyWe purchase 40MnB from high quality steel plant. After quenching, medium frequency induction hardening and tempering, reaching an ultimate surface hardness at 53 58HRC, and hardening depth at more than 4.5mm, which could be around 2mm deeper than a poorly heat treated product.Read More

  • Shaft Machining_Technology, Material, Tolerance

    Motor shaft machining, stainless steel shaft machining, long shaft parts, shafts that require greater force, shaft size and weight are limited, and there are certain special requirements, alloy steel can be used, commonly used 40Cr, 40MnB, 40CrNi and so on. Because the deformation of the quenching and tempering treatment is large, it is Read More

  • F&L Excavator Parts

    We purchase 40MnB from high quality steel plant for track roller body. After quenching, medium frequency induction hardening and tempering, reaching an ultimate surface hardness at 53 58HRC.Read More

  • AISI 50B44/G50441 datasheet,AISI 50B44/G50441 chemical

    aisi 50b44/g50441 2016 04 29 09:05:32 Origin Remark 0 Click Technical specification of SAE/AISI/UNS system standard alloy structural steel AISI 50B44 data sheet, SAE 50B44 Chemical compositions,AISI 50B44 Mechanical properties from Steelmaking, ESR melted, Blooming, Hot forging,Hot rolling,Heat treatment, Straightening, 100% Ultrasonic Read More

  • Industrial Test of High Strength Steel SpringerLink

    The 16 ~ 40 mm thickness steel plates with good mechanical properties that was yield strength of 930 ~ 970 MPa, tensile strength of 978 ~ 1017 MPa, elongation of 13.5 ~ 15%, the average impact energy value of more than 100 J were developed by improving steel purity, adopting the reasonable controlled rolling and cooling process, using Read More

  • China Machine Tools Principal Axis Heat Treated Steel Bar

    China Machine Tools Principal Axis Heat Treated Steel Bar, Find details about China Steel Bar, Heat Treated Bar from Machine Tools Principal Axis Heat Treated Steel Bar Qingdao Helio Steel Co., Ltd.Read More

  • Boron steel_Steel Pipe knowledge_News_World Steel Tube

    Some boron steel after quenching is not to be tempered, especially the carbon content of less than 0.25% boron steel. This greatly simplifies the heat treatment process. As long as the boron steel steel can be quenched through better mechanical properties after tempering, and is relatively uniform throughout the cross section.Read More

  • Summary of effects of 48 elements on steel properties

    The main role of chromium in the quenching and tempering structure is to improve the hardenability, so that the steel has good comprehensive mechanical properties after quenching and tempering. In the carburized steel, chromium containing carbides can also be formed, thereby improving the surface resistance of the material.Read More

  • What is seamless steel pipe? pipelinedubai

    The purpose of temperingmainly steel eliminate stress produced during quenching, the steel having high hardness and wear resistance, but also has the required plasticity and toughness. (5)cold drawn steel quenchedrefers to the quenching and tempering of steel or composite steel Read More

  • Snap Cap Anti fatigue strength Knowledge Guangzhou

    Such as 40MnB steel car axle, the original process for the overall quenching and tempering, Snap Cap quenching and tempering + surface heat treatment, life expectancy increased by nearly 20 times, in addition, the surface heat treatment reduces the parts of the gap sensitivity.Read More

  • Best price 40mnb quenching and tempering steel,carbon

    Quenching & Tempering Clifton Steel. Mar 13, 2018 · Quenching & Tempering Posted on Tuesday, March 13, 2018. Quenching and Tempering. Steel is strong to begin with, but sometimes its necessary to make it even stronger. One of the common treatments to achieve this is quenching and tempering.Read More

  • A572GR50 steel,A572GR50 steel Machinability,A572GR50 steel

    ASTM A572GR50 steel Heat Treatment This steel is used in the "as supplied" condition. However it is possible to obtain higher level of strength by specifying Quenched and Tempered steel plate as per reference specification ASTM A514 which calls for heating at not less than 1650 F and quenching in water or oil followed by tempering.Read More

  • Promotional Mini Excavator Steel Track Chain With Long

    Promotional Mini Excavator Steel Track Chain With Long term Technical Support , Find Complete Details about Promotional Mini Excavator Steel Track Chain With Long term Technical Support,Mini Excavator Steel Track Chain,Mini Excavator Pc45 Track Chain Assy,Mini Dozer Track Chain from Construction Machinery Parts Supplier or Manufacturer Huamaoji Construction Machinery Trading Read More

  • high quality round steel pipe

    40mnb quenching and tempering steel. tp 304l hot rolled seamless stainless steel pipe 1cr18ni9ti. astm a283 gr a equivalent. high precision customized low alloy equal q345 steel angle. ss400 q235b q345b astm a36 coil. jis g 4305 sus 303 stainless steel supplier. lr grade dh40 steel plate.Read More

  • Shaft Machining_Technology, Material, Tolerance

    For the shafts that require greater force, shaft size and weight are limited, and there are certain special requirements, alloy steel can be used, commonly used 40Cr, 40MnB, 40CrNi and so on. The material of the shaft is mainly carbon steel and alloy steel.Read More

Quick Message

Fill in this form or click the service online, all questions will be answered.

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Fill in this form or click the service online, all questions will be answered.