2022-01-07
895
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双相不锈钢 | UNS牌号:S31803 | 通用材料牌号:31803 | |||||||||||||||||
序号 | 类别 | 材料牌号 | 引用标准 | 化学成分 | 机械性能 | |||||||||||||||
C | Mn | P | S | Si | Ni | Cr | Mo | N | 其它 |
屈服 强度σ0.2 |
拉伸 强度 |
延伸率 (纵向) |
硬度 |
断面 收缩率 |
热处理 | |||||
% | % | % | % | % | % | % | % | % | % | (MPa) | (MPa) | % | HBW/HRC | (%) | ℃/冷却 | |||||
1 | 美标管件 | WPS31803 | ASTM A815/A815M-17 | ≤0.030 | ≤2.00 | ≤0.030 | ≤0.020 | ≤1.00 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.20 | ≥450 | ≥620 | ≥20.0 | ≤290 | 1020-1100℃/水冷 | |||
2 | 美标钢管 | S31803 | ASTM A790/A790M-17 | ≤0.030 | ≤2.00 | ≤0.030 | ≤0.020 | ≤1.00 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.20 | ≥450 | ≥620 | ≥25 |
≤290 ≤30 |
1020-1100℃/水冷 | |||
3 | 美标板材 | S31803 | ASTM A240/A240M-20 | ≤0.030 | ≤2.00 | ≤0.030 | ≤0.020 | ≤1.00 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.20 | ≥450 | ≥620 | ≥25 |
≤293 ≤31 |
||||
4 | 美标锻件 | F51 | ASTM A182/182M-21 | ≤0.030 | ≤2.00 | ≤0.030 | ≤0.020 | ≤1.00 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.20 | ≥450 | ≥620 | ≥25 | ≥45 | 1020℃/水冷 | |||
5 | 国标管件 | |||||||||||||||||||
6 | 国标钢管 |
022Cr22Ni5Mo3N (S22253) |
GB/T21833-2008 | ≤0.030 | ≤2.00 | ≤0.030 | ≤0.020 | ≤1.00 | 4.50-6.50 | 21.00-23.00 | 2.50-3.50 | 0.08-0.20 | ≥450 | ≥620 | ≥25 |
≤290 ≤30 |
1020-1100℃/水冷 | |||
7 | 国标锻件 |
022Cr22Ni5Mo3N (S22253) |
NB/T47010-2017 | ≤0.030 | ≤2.00 | ≤0.030 | ≤0.015 | ≤1.00 | 4.50-6.50 | 21.00-23.00 | 2.50-3.50 | 0.08-0.20 | ≥450 | ≥620 | ≥25 | 1020-1100℃/水冷 | ||||
8 | 欧标管件 | 1.4462 | EN10253-4:2008 | ≤0.030 | ≤2.00 | ≤0.035 | ≤0.015 | ≤1.00 | 4.50-6.50 | 21.00-23.00 | 2.50-3.50 | 0.10-0.22 | ≥450 | 600-820 | ≥25 | ≤290 |
at-40℃ ≥40 |
950-1050℃ /水冷 | ||
9 | 欧标锻件 | 1.4462 | EN10222-5:2017 | ≤0.030 | ≤2.00 | ≤0.035 | ≤0.015 | ≤1.00 | 4.5-6.5 | 21.0-23.0 | 2.50-3.50 | 0.10-0.22 | ≥450 | 680-880 | ≥30 |
at20℃ ≥200 |
950-1100℃ /水冷 |