DIN 19Mn5 steel tube

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Posted On

26-Oct-16

Product Details

ature ≤ 520 ℃ of boiler pipe.
DIN 19Mn5 steel tube Specification
OD 3-219 mm, with wall thickness ranging from 0.50 to 35 mm.
19Mn5 steel pipe Chemical composition
C:0.17-0.22 Si:0.30-0.60 Mn: 1.00-1.30 P≤0.045 S≤0.045 Cr≤0.30
DIN 19Mn5 heat-resistant steel pipe Mechanical properties:
Tensile strength σb (MPa): 1) 539; 2) 559 Yield strength σs (MPa): 1) 372; 2) 382 Elongation δ5 (%): 1) 30; 2) 27 Reduction of area ψ (%): 1) 67; 2) 64 Impact energy Akv (J): 1) 171; 2) 188 Impact energy Aku (J): 1) 129; 2) 146
Hot working temperature /℃: 1100～850
Heat treatment temperature /℃|annealing / normalizing: 880～910
Heat treatment temperature /℃|tempering: 530~620
HBS:152-180
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