1.1148 (欧州連合 / EN) 材料特性
その他の呼称:
材料グループ:
鉄合金 / 構造・建築鋼
国 / 規格:
欧州連合 / EN
データ更新
最新情報: 2024-12
更新の総数: 6
更新履歴:
2020-12
2019-06
2019-03
2018-10
2018-08
機械的特性
温度
物理的特性
成分
基準
値
単位
CAS 番号
EN 10084: 2008 / 肌焼鋼－技術的受渡条件
熱処理
- Carburizing at 880-980°C (The carburizing temperature depends on the chemical composition of the steel, the mass of the product and the carburizing medium. If the steels are direct hardened, in general, a temperature of 950°C is not exceeded. For special procedures, for example under vacuum, higher temperatures (for example 1020-1050°C) are not unusual);<br><br> Direct and simple hardening at 830-870°C (The kind of quenching agent depends on, for example the shape of the products, the cooling conditions and the amount of furnace filling. If the steels are direct hardened and if there is a danger of distortion, they should be quenched from a temperature between the core-hardening and case-hardening temperatures);<br><br> Double hardening: Core-hardening at 880-920°C and Case-hardening at 780-820°C;<br><br>Tempering at 150-200°C (Time for tempering as a guide: 1h minimum).
- Carburizing: 880 to 980°C; NOTE: If steels are direct hardened, in general, a carburizing temperature of 950°C is not exceeded. For special procedures, for example under vacuum, higher temperatures (for example 1020 to 1050°C) are not unusual. Core hardening: 880 to 920°C; Case hardening: 780 to 820°C; Tempering: 150 to 200°C (as a guide, for 1 hour minimum).