德国 · DIN

1.0044

DIN EN 10025-2:2005 — 热轧结构钢产品 - 第2部分：非合金结构钢的交货技术条件。

化学成分

元素minmax相似备注
C0.24> 40mm C max = 0.25%; For sections with nominal thickness > 100mm the C content by agreement> 40mm C max = 0.25%; For sections with nominal thickness > 100mm the C content by agreement
CEV0.4for t <= 30mm; CEV = max.0.40 for 30 < t <= 40mm; CEV = max.0.42 for 40 < t <= 150mm; CEV = max.0.44 for 150 < t <= 250mmfor t <= 30mm; CEV = max.0.40 for 30 < t <= 40mm; CEV = max.0.42 for 40 < t <= 150mm; CEV = max.0.44 for 150 < t <= 250mm
Cu0.6Cu content above 0Cu content above 0
Mn1.6
N0.014The max value for nitrogen does not apply if the chemical composition shows a minimum Al total=0The max value for nitrogen does not apply if the chemical composition shows a minimum Al total=0
P0.045For long products the P content can be 0For long products the P content can be 0
S0.045For long products the S content can be 0For long products the S content can be 0

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
长材和扁钢    1.0 < t <= 1.5 mm  (横向)≥14 Lo = 50 mm
长材和扁钢    1.0 < t <= 1.5 mm  (纵向)≥16 Lo = 50 mm
长材和扁钢    1.5 < t <= 2.0 mm  (横向)≥15 Lo = 50 mm
长材和扁钢    1.5 < t <= 2.0 mm  (纵向)≥17 Lo = 50 mm
长材和扁钢    100.0 < t <= 150.0 mm≥225400–540
长材和扁钢    100.0 < t <= 150.0 mm  (横向)≥19 Lo=5.65√So
长材和扁钢    100.0 < t <= 150.0 mm  (纵向)≥19 Lo=5.65√So
长材和扁钢    150.0 < t <= 200.0 mm≥215
长材和扁钢    150.0 < t <= 250.0 mm380–540≥27 Charpy V Notch (20°C)
长材和扁钢    150.0 < t <= 250.0 mm  (横向)≥18 Lo=5.65√So
长材和扁钢    150.0 < t <= 250.0 mm  (纵向)≥18 Lo=5.65√So
长材和扁钢    16.0 < t <= 40.0 mm≥265
长材和扁钢    2.0 < t <= 2.5 mm  (横向)≥16 Lo = 50 mm
长材和扁钢    2.0 < t <= 2.5 mm  (纵向)≥18 Lo = 50 mm
长材和扁钢    2.5 < t <= 3.0 mm  (横向)≥17 Lo = 50 mm
长材和扁钢    2.5 < t <= 3.0 mm  (纵向)≥19 Lo = 50 mm
长材和扁钢    200.0 < t <= 250.0 mm≥205
长材和扁钢    3.0 < t <= 40.0 mm  (横向)≥21 Lo=5.65√So
长材和扁钢    3.0 < t <= 40.0 mm  (纵向)≥23 Lo=5.65√So
长材和扁钢    3.0 <= t <= 100.0 mm410–560
长材和扁钢    40.0 < t <= 63.0 mm≥255
长材和扁钢    40.0 < t <= 63.0 mm  (横向)≥20 Lo=5.65√So
长材和扁钢    40.0 < t <= 63.0 mm  (纵向)≥22 Lo=5.65√So
长材和扁钢    63.0 < t <= 100.0 mm  (横向)≥19 Lo=5.65√So
长材和扁钢    63.0 < t <= 100.0 mm  (纵向)≥21 Lo=5.65√So
长材和扁钢    63.0 < t <= 80.0 mm≥245
长材和扁钢    80.0 < t <= 100.0 mm≥235
长材和扁钢    t < 3.0 mm430–580
长材和扁钢    t <= 1.0 mm  (横向)≥13 Lo = 50 mm
长材和扁钢    t <= 1.0 mm  (纵向)≥15 Lo = 50 mm
长材和扁钢    t <= 150.0 mm≥27 Charpy V Notch (20°C)
长材和扁钢    t <= 16.0 mm≥275

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
210.00

典型物理值

密度弹性模量泊松比备注
7.86203.000.27–0.30低碳，低合金钢的典型性能数值。此值不来源于标准，它是指示性指标，不能被用于设计用途。

疲劳性能

试验条件
项目内容
ProductSemi Finished products; Thickness: &lt;= 16 mm
ExperimentReversed bending; T: 20°C
Specimen
单调性能
指标数值
屈服强度（MPa）275.0
抗拉强度（MPa）410.0 560.0
伸长率（%）22.0
应力寿命
序号循环次数
11E7

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