AISI SAE 8620 steel is a commonly used low-alloy material for carburizing, with excellent carburizing response, good hardenability for most section sizes, it has many extensive applications due to its low cost, better machinability, and availability.

AISI 8620 Steel is a low alloy nickel, chromium, molybdenum case hardening steel, generally supplied in the as rolled condition with a maximum hardness HB 255max. SAE steel 8620 offers high external strength and good internal strength, making it highly wear resistant.

AISI 8620 alloy steel is a common, carburizing alloy steel. This alloy steel is flexible during hardening treatments, thus enabling improvement of case/core properties. The following datasheet will provide more details about AISI 8620 alloy steel. The following table shows the chemical composition of AISI 8620 alloy steel.

SAE8620 是美国标准规定的一种合金结构钢的牌号，相当于我国的 20CrNiMo （ 执行标准： GB/T 3077-2015），是广泛用于 渗碳 和 碳氮共渗 的Cr-N i-Mo系表面硬化钢。 SAE8620与SAE8620H两者的区别在于有没有保证 淬透性，带H表示保证淬透性。 化学成份. 力学性能. 用途. 8620H常用于制造中小型汽车、拖拉机的发动机和传动系统中的齿轮；亦可代替12CrNi3钢制造要求心部性能较高的渗碳件、氰化件，如石油钻探和冶金露天矿用的牙轮钻头的牙爪和牙轮体。 …

SAE 8620 合金钢 是一种 低合金镍、铬、钼表面硬化钢，通常以轧制状态提供，最大硬度为 HB 255max。 SAE 8620合金钢具有较高的外部强度和良好的内部强度，使其具有很高的耐磨性。 SAE 8620 钢具有比 8615 和 8617 级更高的核心强度。 SAE 8620 合金钢在硬化处理过程中具有柔韧性，从而能够改善壳/芯性能。 预硬化和回火（未碳化）8620 可以通过 渗氮 进一步表面硬化，但由于其碳含量低，对火焰或感应淬火的响应不令人满意。 SAE 8620 合金钢适用于需要兼 …

2024年12月3日 · AISI 8620 alloy steel exhibits a combination of mechanical properties that make it highly suitable for applications requiring strength, toughness, and wear resistance. The tensile strength of AISI 8620 can range from 700 to 1100 MPa (101,500 to 159,500 psi), depending on the heat treatment process, with proper treatment achieving tensile ...

2025年2月28日 · In this comprehensive guide, we delve into the intricate details of AISI SAE 8620, exploring its chemical composition, mechanical properties, and the transformative effects of heat treatment. We’ll also uncover its equivalent materials and highlight its …

AISI 8620 alloy steel is a low alloy nickel, chromium, molybdenum case hardening steel, generally supplied in the as rolled condi on with a maximum hardness HB 255max. AISI 8620 alloy steel ofers high external strength and good internal strength, making it highly wear resistant.

A medium-strength, low-carbon alloy steel, 8620 contains good toughness and strength properties, along with good core strength. 8620 has a high case toughness and above average core toughness due to the nickel content. Additionally, it is …

sae 8620 钢是一种低碳合金，其微观结构主要包含珠光体和铁素体。 它通常采用热轧棒材形式，并经过冷加工以包含先共析铁素体和魏德曼铁素体。 耐腐蚀