Joes Gone STEEL

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Joes Gone 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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4140 steel oxidation

  • Plasma post oxidation of nitrocarburized AISI 4140 steel

    RARE METALS Vol.25, Spec. Issue, Dec 2006, p.267 Plasma post oxidation of nitrocarburized AISI 4140 steel LEE Insup Department of Materials and Metallurgical Engineering, Dongeui University San 24 Gaya dong Busanjin gu Busan 614 714, Korea (Received 2006 08 15) AbstractPlasma nitrocarburizing and plasma oxidizing treatments were performed to improve the wear and corrosion resistance of AISI Read More

  • 4140 HIGH TENSILE STEEL Engineering Steels

    4140 HIGH TENSILE STEEL 4140 is a 1% chromium molybdenum medium hardenability general purpose high tensile steel generally supplied hardened and tempered in the tensile range of 850 1000 Mpa (condition T).4140 is now available with improvedRead More

  • Grade GuideAISI 4140 Steel Metal Supermarkets Steel

    Jun 19, 2018 · AISI 4140 steel is a low alloy steel containing chromium, molybdenum, and manganese. It is widely used across numerous industries and is an excellent material choice due to its toughness, high fatigue strength, and abrasion and impact resistance. Not many grades can match the versatility and usefulness of 4140.Read More

  • Comparative study of the corrosion behaviour of plasma

    In this study, the corrosion behaviour of plasma nitrocarburised AISI 4140 steel before and after post oxidation was investigated. Plasma nitrocarburising was carried out at 530 °C, 570 °C and 630 °C for 5 h in an atmosphere consisting of 80 vol.% N 2, 17 vol.% H 2 and 3 vol.% CO 2.After nitrocarburising, plasma post oxidation was performed at 450 °C for 1 h in a gas mixture of 50 vol.% O Read More

  • AISI 4140 Chrome Molybdenum High Tensile Steel

    Introduction
  • AISI / SAE 4140 Alloy Steel AISI 4140 Forgings All

    General characteristics of 4140 Alloy Steel. AISI or SAE 4130 grade is a low alloy steel containing chromium and molybdenum as strengthening agents. Its chemical composition is as follows. AISI/SAE 4140 grade is a versatile alloy with good atmospheric corrosion resistance and reasonable strength.Read More

  • Tensile Fracture Behavior and Failure Mechanism of

    1. Introduction. AISI 4140 is one of the representative medium carbon and low alloy steels and widely used for manufacturing of many industrial components, such as gears, shafts, and rotors, due to its good hardenability, strength, toughness, and wear resistance [1,2,3,4].However, when the components made of this alloy steel are exposed to harsh operating conditions, such as surface rolling Read More

  • Review of the High Temperature Oxidation of Iron and

    This paper reviews previous studies on iron and steel oxidation in oxygen or air at high temperatures. Oxidation of iron at temperatures above 700°C follows the parabolic law with the development of a three layered hematite/magnetite/wüstite scale structure. However, at temperatures below 700°C, inconsistent results have been reported, and the scale structures are less regular Read More

  • high temp properties for SAE 4140 Mechanical engineering

    Mar 18, 2005 · REhigh temp properties for SAE 4140 Carburize (Materials) 17 Mar 05 14:50 Smithells Metals Reference Book (ISBN 0 7506 3624 6) shows for a BS 1501 620 approx, equivalent to 4140Read More

  • (PDF) High temperature oxidation behavior of aluminized

    At 600°C, the oxidation resistance of 2.25Cr 1Mo steel was superior to 1.25Cr 0.5Mo steel. However, the oxidation resistance of the two steels at 700°C was similar in spite of the difference in Read More

  • (PDF) High temperature oxidation behavior of aluminized

    At 600°C, the oxidation resistance of 2.25Cr 1Mo steel was superior to 1.25Cr 0.5Mo steel. However, the oxidation resistance of the two steels at 700°C was similar in spite of the difference in Read More

  • Plasma post oxidation of nitrocarburized AISI 4140 steel

    Plasma nitrocarburizing and plasma oxidizing treatments were performed to improve the wear and corrosion resistance of AISI 4140 steel. Plasma nitrocarburizing was conducted for 3 h at 570 °C in Read More

  • Protective Coating for 4140 Steel Shaft Steel and

    Mar 06, 2004 · Protective Coating for 4140 Steel Shaft Protective Coating for 4140 Steel Shaft oharag (Mechanical) (OP) 14 Jul 03 13:59. Hello. I was wondering what type of coating is recommended for Alloy Steel 4140. We are currently using this for a bearing shaft. The tolerances are in the tenths so controlling thickness is critical after application of the Read More

  • 4140 Tube AISI 4140 Steel Tubing Seamless Alloy Steel

    The Durability And Strength Of 4140 Tube Make It More Demanded For Industry Applications.4140 Steel Pipe Is Available In Many Grades And Shapes To Fulfil The Industry Needs. They Are Available In Round, Square, Rectangle And Special Section Shapes And Can Be Customized In Lengths And Specification. 4140 Seamless Tubing Wall Thickness Plays The Important Role For Making Them The Read More

  • SAE AISI 4130 Chromoly Steel, Alloy Material Properties

    AISI 4130 Chromoly Steel (UNS G41300) AISI 4130 steel (UNS G41300), also known as 4130 Chromoly steel, is a chrome molybdenum series low alloy steel with high strength, toughness and hardenability, usually used in quenched and tempered condition.Read More

  • AISI 4140 steel Steel Grades

    Stainless Steel, Special Steel, Compressor Blading, Turbine Blading, Superalloy Supplier. AISI 4140 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.Read More

  • 7 Things To Consider When Choosing A Carbon Steel Grade

    Jan 24, 2017 · Carbon steel is commonly used across many industries. It is affordable while still providing excellent mechanical properties. Carbon steel is typically composed of 0.05% to about 2.0% carbon measured by weight, along with iron and trace amounts of other elements. Since it is a very common selection for a variety of purposes, it is important to know how to choose the right carbon steel Read More

  • 4140 Steel?? The Hobby Machinist

    Feb 14, 2014 · As Tony said, any kind of steel (including 4140) may be cold rolled, but 4140 specifies a specific alloy with precisely controlled amounts of chromium, molybdenum, and carbon. When people talk of generic "cold rolled" steel it's usually 1018, which is not nearly as strong as 4140.Read More

  • Guide to Gunmetal Rifle Shooter

    Dec 29, 2011 · 4140, also known as ordnance steel, was one of the early high alloy steels, used in 1920s' aircraft frames and automotive axles in addition to rifle barrels. It has about 1 percent chromium, 0.25 percent molybdenum, 0.4 percent carbon, 1 percent manganese, around 0.2 percent silicon and no more than 0.035 percent phosphorus and no more than 0 Read More

  • Distortion in Quenching an AISI 4140 steel C Ring

    Distortion in Quenching an AISI 4140 steel C Ring Predictions and Experiments da Silva, A. D.a, bPedrosa, T. A. , 4140 steel C ring in oil, covering the analysis of the distortion caused by both thermal for minimizing the oxidation of the material, and held at this temperature 3600 s in order to Read More

  • The Corrosion Enhancement due to Plasma Post

    The Corrosion Enhancement due to Plasma Post Oxidation Subsequent to Plasma Nitriding of a Steel AISI 4140 A.E. Muñoz Castro a; , A. de la Piedad Beneitez b , R. Valencia Alvarado a ,Read More

  • AISI 4140 Fasteners, Alloy Steel 4140 Nuts, 4140 Bolts

    Alloy Steel 4140 Flat Washers offers high temperature resistant grades and also improved resistance to pitting corrosion in chloride environments. Alloy Steel 4140 Stud Nuts resists oxidation up to 2010 Degree F (1100 Degree C) under mildly cyclic conditions. AISI 4140 Fasteners Equivalent GradeRead More

  • Oxidation Pretreatment of Steels for Ni triding 2014 05

    Sep 01, 2014 · A vacuum purge gas nitriding furnace was modified to develop a process and a furnace enhancement to produce a controlled in situ oxide layer on the surfaces of steel parts using various oxidation techniques. The process is an effective alternative to conventional grit blasting of materials as a means of surface preparation for uniform and consistent nitriding results.Read More

  • Heat Treating Steel Hardening and Tempering

    See Heat Treating 4140 Hammer Dies Includes temper table. The salt also protects the steel from oxidation. When heat treating steel, the steel is raised the its "austenitizing temperature". Blacksmiths often judge this by using a magnet. The hot steel is then quenched, transforming the austeninte to martensite. Read More

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