德国 · DIN

X 5 NiCrAlTi 31 20

DIN 17460:1992 — High temperature austenitic steel plate and sheet, cold and hot rolled strip, bars and forgings - Technical delivery conditions

化学成分

元素minmax相似备注
Al0.20.5
C0.030.08
Co0.5
Cr1922
Cu0.5
Mn1.5
Nb0.1
Ni3032.5
P0.015
S0.01
Si0.7
Ti0.20.5

力学性能

热处理 / 状态屈服强度抗拉强度伸长率断面收缩率冲击功硬度
棒材, 锻件, 厚板, 薄板钢带  Solution annealed    (横向)；钢带  Solution annealed    (纵向)钢带  Solution annealed    (横向)；钢带  Solution annealed    (纵向)钢带  Solution annealed    (横向)；钢带  Solution annealed    (纵向)钢带  Solution annealed    (横向)；钢带  Solution annealed    (纵向)

物理性能

20.0

弹性模量平均热膨胀系数热导率比热容电阻率密度泊松比
200.0012.00460.000.998.00

典型物理值

密度弹性模量泊松比备注
7.61–8.10190.00–215.000.27–0.30不锈钢的典型材料性能数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。
7.86190.00–210.000.27–0.30低碳，高合金钢材料性能属性数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。

高/低温力学性能

屈服强度 Rp0.2 (MPa)
热处理 / 状态温度 ℃近似备注
棒材锻件钢带  固溶热处理1000
棒材锻件钢带  固溶热处理900
棒材锻件钢带  固溶热处理800
棒材锻件钢带  固溶热处理700
棒材锻件钢带  固溶热处理600
棒材锻件钢带  固溶热处理550
棒材锻件钢带  固溶热处理500
棒材锻件钢带  固溶热处理400
棒材锻件钢带  固溶热处理300
棒材锻件钢带  固溶热处理200
棒材锻件钢带  固溶热处理100

蠕变性能

1.Solution annealed Flat products

温度 ℃时间 hRp1CRS
50010000.0h290.0
500100000.0h215.0
500200000.0h196.0
51010000.0h279.0
510100000.0h205.0
510200000.0h186.0
52010000.0h267.0
520100000.0h195.0
520200000.0h176.0
53010000.0h254.0
530100000.0h184.0
530200000.0h166.0
54010000.0h240.0
540100000.0h172.0
540200000.0h155.0
55010000.0h225.0
550100000.0h160.0
550200000.0h143.0
56010000.0h208.0
560100000.0h147.0
560200000.0h130.0
57010000.0h190.0
570100000.0h133.0
570200000.0h117.0
58010000.0h172.0
580100000.0h119.0
580200000.0h105.0
59010000.0h155.0
590100000.0h106.0
590200000.0h93.0
60010000.0h115.0140.0
600100000.0h85.095.0
600200000.0h83.0
61010000.0h109.0128.0
610100000.0h79.085.0
610200000.0h74.0
62010000.0h102.0118.0
620100000.0h74.078.0
620200000.0h68.0
63010000.0h96.0109.0
630100000.0h69.072.0
630200000.0h63.0
64010000.0h90.0103.0
640100000.0h64.067.0
640200000.0h59.0
65010000.0h84.097.0
650100000.0h59.063.0
650200000.0h55.0
66010000.0h78.091.0
660100000.0h55.059.0
660200000.0h52.0
67010000.0h73.085.0
670100000.0h51.055.0
670200000.0h48.0
68010000.0h68.080.0
680100000.0h47.052.0
680200000.0h45.0
69010000.0h63.074.0
690100000.0h43.048.0
690200000.0h41.0
70010000.0h58.069.0
700100000.0h40.044.0
700200000.0h38.0

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1.4958德国DIN