Tag:heat treatment

  • 40mn18cr4 non magnetic ring

    Time:2021-4-26

    Manufacture of thin wall 40mn18cr4 retaining ring for large high speed motorThe manufacturing method of 40mn18cr4 retaining ring includes refining billet step, hot section billet making step, solution heat treatment and cold deformation step and rough machining step.The solution heat treatment and cold deformation steps are as follows: after the ingot is hot forged, it […]

  • 25Cr2Ni4WA circle

    Time:2021-2-21

    The bending fatigue strength test of 25Cr2Ni4WA gear was carried out by the double tooth bending pulsating loading test method. According to the test data and the statistical principle, the S-N curve was fitted, and the bending fatigue limit stress values under different confidence and reliability were obtained, which can provide practical basic data for […]

  • 25Cr2Ni3Mo impeller rotor

    Time:2021-1-26

    25Cr2Ni3Mo steel is designed and developed according to the alloying principle of steel, considering the manufacturing characteristics of Du rotor of compressor, and adjusting the content of C, Cr, Mo, Ni and other main elements properly on the basis of foreign power station standby steel astma-1100541no8. The steel can obtain different mechanical properties through different […]

  • X120Mn12

    Time:2021-1-5

    X120mn12 high manganese steel is quite different from Mn13 high manganese steel in China. They have a lot in common. First of all, x120mn12 is also a high manganese non-magnetic wear-resistant steel, the implementation of the European standard, Mn13 is the implementation of domestic enterprise standards. It’s very resistant to impact. As we all know, […]

  • Buffer spring 65si2mnwa

    Time:2021-1-1

    Buffer spring 65si2mnwa steel, standard gjb1957-94 detailed requirements for material hardness, macrostructure, macrostructure, porosity, decarburization, inclusions, dimensions, smelting, etc.This shipment specification is 8.5mm, hot rolled and annealedDue to the product structure, the winding ratio of the spring is small (winding ratio = spring pitch diameter / steel wire diameter), which is only 2.29. Therefore, during […]

  • PCrNi3MoVA

    Time:2020-12-12

    PCrNi3MoVA belongs to medium carbon low alloy quenched and tempered steel. Most of them are used to manufacture heavy load parts which require high strength and toughness, such as barrel, tail and latch body of x-gun.Implement GJB / 3783-1999 standard production and acceptance.The smelting process adopts electric furnace + secondary refining or electroslag remelting to […]

  • 40mn18cr4 without magnetic ring

    Time:2020-10-29

    Manufacture of thin wall 40mn18cr4 retaining ring for large high speed motorThe manufacturing method of 40mn18cr4 retaining ring includes refining billet step, hot section billet making step, solution heat treatment and cold deformation step and rough machining step.The steps of solution heat treatment and cold deformation are as follows: after hot forging, the ingot is […]

  • 40cr10si2mo heat resistant steel

    Time:2020-9-9

    40cr10si2mo has high heat resistance. It is generally used as intake valve of internal combustion engine and exhaust valve of light load engineWhen 4Cr10Si2Mo is used as aviation heat-resistant steel bar: gjb2294-1995When this material is used as steel for diesel engine of armored vehicle, gjb1356a-2006 standard is implemented.General implementation: GB / T 1221-1992.4Cr10Si2Mo features and […]