Germany · DIN

1.0562

DIN EN 10253-2:2008 — Butt-welding pipe fittings. Part 2:Non alloy and ferritic alloy steels with specific inspection requirements

Chemical composition

ElementminmaxSimilarRemarks
Al0.02
C0.2
Cr0.3
Cr+Cu+Mo0.45
Cu0.3
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
fittings +N≥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)
fittings +N, <= 16 mm≥355 or Upper Yield strength (ReH)490–650≥22 Long. direction
fittings +N, > 16 <= 40 mm≥345 or Upper Yield strength (ReH)490–630≥22 Long. direction
fittings +N, > 40 <= 60 mm≥325 or Upper Yield strength (ReH)490–630≥22 Long. direction
fittings +N, > 60 <= 100 mm≥325 or Upper Yield strength (ReH)460–590≥22 Long. direction

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
fittings normalized +N-1031KV
fittings normalized +N-2027KV
fittings normalized +N-1043KV
fittings normalized +N-2040KV