gb t 3077 12cr2ni4 quenching and tempering steel

20CrMoTi Gear Steel Bar, GB3077 round bar - World Iron &

20CrMnTi gear steel is a commonly in accordance with the standards of the former Soviet union in China according to GB/T 3077, GB/T 5216-2014 and GB/T 33160-2016 (gears for wind power generation). 20CrMoTi steel is a type of low-carbon alloy steel which widely used in gear with good strength and toughness and higher hardenability, in order to meet the requirements of wear resistance, corrosion 20CrMoTi Nitriding gear steel Shew-e steelSep 26, 2019 · Ordinary tempered structural steel like 42CrMo4, 35CrMoV, 25Cr2MoV and other materials can also be used to make nitriding gear. 20CrMnTi gear steel is a commonly in accordance with the standards of the former Soviet union in China according to GB/T 3077, GB/T 5216-2014 and GB/T 33160-2016(gears for wind power generation). The table below showed

30CrMo steel equivalent delivered to Pakistan - GB/T 3077

GB/T 3077 20CrMo alloy steel is an alloy steel for engineering machinery structure, generally used for quenching or tempering or carburizing and quenching. GB/T 3077 20CrMo alloy steel has high thermal strength, good hardenability, no temper brittleness, 38CrMoAl Alloy Structure Steel (Nitride Steel)- TJC STEEL.38CrMoAl is an alloy structural steel characterized by high aluminum composition, which is generally used after quenching and nitriding.After nitriding, 38CrMoAl has high surface hardness, wear resistance and fatigue strength, and has [TJC STEEL]good heat GB/T 3077. SAE 6470. JIS G4053. DIN EN 10085. GRADE. 38CrMoAl. 135 Mod. 42CrMo Steel Equivalent, Chemical Composition, Mechanical

  • IntroductionApplicationsDatasheetEquivalentA brief inroduction of 40Cr alloy structual steel SHEW-E Jan 07, 2019 · Except quenching and tempering, 40Cr is also suitable for nitriding and high-frequency quenching. The hardenability of 40Cr steel is good, which can be reached to 28 ~ 60mm in water quenching and 15 ~ 40mm in oil quenching. When 174 ~ 229HBS, the relative machinability is 60%. Mechnical PropertyGB/T 3077-1999:Sample Size mm

    EN24 and EN24T Steel - Quality Products & Best Prices

    Hardening:830 to 860 °C (1525-1580 °F), oil quench, Tempering temperature:550 to 660 °C (1020-1220 °F) En24 Steel Equivalent Grade. BS970 817M40 material or En24T, En24 steel equivalent to European EN (German DIN EN, French NF EN), ISO, Japanese JIS and Chinese GB GB/T 25743-2010 PDF English. - Chinese StandardThis standard applies to cryogenic treatment of steel after quenching or after quenching and tempering. 2 Normative references The following documents contain provisions which, through reference in this standard and become the standard terms. GB/T 3077 alloy structural steel (GB/T 3077-1999, neqDINEN10083-1.1991) GB/T 5216 guaranteed GB/T 3077-2015 English Version, GB/T 3077-2015 Alloy GB/T 3077-2015 English Version - GB/T 3077-2015 Alloy structure steels (English Version):GB/T 3077-2015, GB 3077-2015, GBT 3077-2015, GB/T3077-2015, GB/T 3077, GB/T3077, GB3077-2015, GB 3077, GB3077, GBT3077-2015, GBT 3077, GBT3077

    GB/T3077 12Cr1MoV alloy structure steel forged bar -

    Bebon International is a professional GB/T3077 12Cr1MoV alloy structure steel forged bar steel exporter and a steel Stockist in china. We keep more than 1000 tons GB/T3077 12Cr1MoV alloy structure steel forged bar steel in stock every month. Grade 20Cr Steel Composition, Properties, Material Equivalent20Cr Steel Grade. 20Cr steel is a kind of Chinese GB standard alloy steel. It has good comprehensive mechanical properties after quenching and low temperature tempering:good low temperature impact toughness and temper brittleness is not obvious. gbt 11251 15cra steel millQ265GNH steel,Q265GNH weathering steel,Q265GNH corten steel Q265GNH steel plate under China GB/T 4171 standard which is a kind of weathering steel.As the weathering steel,Q265GNH steel plate is widely used in vehicle,bridge,tower,container and so.china factory q bqb 340 b550nqr1 weather steel mill - 35crmov uganda,- Mild Carbon Steel

    Processing technology of GB/T 3077 20Cr alloy steel plate

    GB/T 3077 20Cr alloy steel plate has good comprehensive mechanical properties after quenching and tempering at low temperature, with good impact toughness at low temperature and no obvious tempering brittleness. During carburizing, the grain size of GB/T 3077 20Cr alloy steel plate tends to grow. Therefore, secondary quenching is required to improve the toughness of GB/T 3077 20Cr alloy steel