X 11 CrMoWVNb 9-1-1 (ドイツ / VdTÜV) 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:
ドイツ / VdTÜV
データ更新
最新情報: 2020-06
更新の総数: 2
更新履歴:
2019-09
機械的特性
温度
物理的特性
温度
成分
基準
値
単位
CAS 番号
基準
Al
値
≤ 0.045
単位
%
CAS 番号
7429-90-5
基準
B
値
0.0003 – 0.006
単位
%
CAS 番号
7440-42-8
基準
C
値
0.07 – 0.15
単位
%
CAS 番号
7440-44-0
WB 522/2: 2011 / Heat-resistant steel, X 11 CrMoWVNb 9-1-1, WN 1.4905, seamless pipe, seamless hollow body
熱処理
- <b>Quenching and tempering:</b> Hardened at 1040-1080°C (for wt < 80 mm, cooling in air or controlled atmosphere can be performed), quenched in oil. <br /> Tempered at 750-780°C, held for 2 min per mm thickness, air cooled. <br /><br /> Hot forming should be carried out at 1100-850°C. <br /> After hot forming and for cold forming with deformation rate > 5%, renewed heat treatment is required.
- Hardened: 1040 to 1080°C, cooled in air (for t >= 80 mm in oil or other similar way) Tempered: 750 to 770°C(at least 60 minutes), cooled in air. Tempered after welding: 740 to 770°C (holding time: t = 8 mm, 30 min; 8 < t <=30 mm, 60 min; t > 30 mm, 2 min/mm), cooled in air. Stress for cold forming: 650 to 750°C (holding time: 2 min/mm thickness, at least 60 min), cooled in air.