德国 · DIN

X 5 NiCrAlTi 31 20

DIN EN 10216-5:2004 — 承压无缝钢管 - 交货技术条件 - 第5部分：不锈钢管

化学成分

元素minmax相似备注
Al0.20.5
Al + Ti0.7
C0.030.08
Co0.5
Cr1922
Cu0.5
Mn1.5
N0.03
Nb0.1
Ni3032.5
Ni+Co3032.5
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
Seamless tubes  固溶退火 (+AT)  <= 50 mm≥80 Charpy V Notch (20°C)
Seamless tubes  固溶退火 (+AT)  t <= 50 mm≥170500–750≥35 long. test≥120 Charpy V Notch (20°C)

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
Seamless tubes  固溶退火 (+AT)  <= 50 mm55075
Seamless tubes  固溶退火 (+AT)  <= 50 mm50080
Seamless tubes  固溶退火 (+AT)  <= 50 mm45082
Seamless tubes  固溶退火 (+AT)  <= 50 mm40085
Seamless tubes  固溶退火 (+AT)  <= 50 mm35090
Seamless tubes  固溶退火 (+AT)  <= 50 mm30095
Seamless tubes  固溶退火 (+AT)  <= 50 mm250105
Seamless tubes  固溶退火 (+AT)  <= 50 mm200115
Seamless tubes  固溶退火 (+AT)  <= 50 mm150127
Seamless tubes  固溶退火 (+AT)  <= 50 mm100140
Seamless tubes  固溶退火 (+AT)  <= 50 mm50157

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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