Maximum allowable operating time
according to EN 12952-4 Annex A
Attention!
This calculation is only a simplified estimation, and does not replace a detailed design calculation.
Input data
Material
Grade 93 (9Cr-3W-3Co-Nd-B) as Gr.92 + 20% strength
Grade 93 (9Cr-3W-3Co-Nd-B) as Gr.92 + 30% strength
Grade 93 (9Cr-3W-3Co-Nd-B) as Gr.92 + 35% strength
Grade 93 (9Cr-3W-3Co-Nd-B) as Gr.92 + 40% strength
9Cr-1Mo-V (A213 T91, A335 P91, A200 T91)
1¼Cr-½Mo (A213 T11, A335 P11, A200 T11)
1.4901 X10CrWMoVNb9-2, forging, quenched according to VdTÃœV WB 552/3
1.4903 X10CrMoVNb9-1, forging, normalized and annealed
1.4903 X10CrMoVNb9-1, seamless tube, normalized and annealed
1.4903 X10CrMoVNb9-1, plate, normalized and annealed
1.4923 X22CrMoV12-1, bolts/nuts, quenched degree 1
1.4571 X6CrNiMoTi17-12-2, forging, solution treated acc. to EN 10222-5
1.7357 G17CrMo5-5, cast steel, quenched
1.7335 13CrMo4-5, seamless tube, normalized and annealed
1.9910 A4-50, bolts/nuts, cold strained
Welded joint
unwelded
as base material
filler as base material
properties unknown
Load case
Temperature
°C
Stress
MPa
Required lifetime
h.
Calculate
Results
Load case
h.
Allowable lifetime
h.
Creep damage
%
Total creep damage
%
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