Germany · DIN

1.0562

DIN EN 10216-3:2004 — Seamless steel tubes for pressure purposes - Technical delivery conditions - Part 3: Alloy fine grain steel tubes

Chemical composition

ElementminmaxSimilarRemarks
Al0.02
C0.2
Cr0.3
Cr+Cu+Mo0.45
Cu0.3In order to facilitate subsequent forming operationIn order to facilitate subsequent forming operation
Mn0.91.7
Mo0.08
N0.02
Nb0.05
Nb+Ti+V0.12
Ni0.5
P0.025
S0.02
Si0.5
Ti0.04
V0.1

Mechanical properties

Heat treatment / conditionYield strengthTensile strengthElongationReduction of areaImpact energyHardness
Seamless tubes +N, 12 < T <= 20 mm≥355 屈服强度为上屈服强度490–650≥22 Long.
Seamless tubes +N, 20 < T <= 40 mm≥345 屈服强度为上屈服强度490–650≥22 Long.
Seamless tubes +N, 40 < T <= 50 mm≥335 屈服强度为上屈服强度490–630≥22 Long.
Seamless tubes +N, 40 < T <= 65 mm≥35 KV (20°C)；≥31 KV (0°C)；≥27 KV (-10°C)；≥50 KV (20°C)；≥45 KV (0°C)；≥40 KV (-10°C)
Seamless tubes +N, 50 < T <= 65 mm≥325 屈服强度为上屈服强度490–630≥22 Long.
Seamless tubes +N, 65 < T <= 80 mm≥315 屈服强度为上屈服强度450–590≥22 Long.
Seamless tubes +N, 80 < T <= 100 mm≥305 屈服强度为上屈服强度450–590≥22 Long.
Seamless tubes +N, T <= 12 mm≥355 屈服强度为上屈服强度490–650≥22 Long.
Seamless tubes +N, T <= 40 mm≥39 KV (20°C)；≥35 KV (0°C)；≥31 KV (-10°C)；≥27 KV (-20°C)；≥55 KV (20°C)；≥47 KV (0°C)；≥43 KV (-10°C)；≥40 KV (-20°C)

Physical properties

-100.0

Elastic modulusMean thermal expansionThermal conductivitySpecific heatResistivityDensityPoisson's ratio
217.0010.8037.60371.000.18

Typical physical values

DensityElastic modulusPoisson's ratioRemarks
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。

High/low temperature

Impact energy Kv/Ku (J)
ConditionTemperature ℃minRemarks
Seamless tubes normalized +N 40 < T <= 65 mm +T-1027KV
Seamless tubes normalized +N 40 < T <= 65 mm +T-1040KV
Seamless tubes normalized +N T <= 40 mm +T-1031KV
Seamless tubes normalized +N T <= 40 mm +T-2027KV
Seamless tubes normalized +N T <= 40 mm +T-1043KV
Seamless tubes normalized +N T <= 40 mm +T-2040KV