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Material Data Sheet

material no.: 2.4819
UNS no.: N10276
designation: Alloy C276

CHEMICAL REQUIREMENTS IN (%)

ASTM B564/574 VdTÜV Werkstoffblatt 400 DIN 17744
Mo 15,0 - 17,0 15,00 - 17,00 15,0 - 17,0
Cr 14,5 - 16,5 14,50 - 16,50 14,5 - 16,5
Fe 4,0 - 7,0 4,00 - 7,00 4,0 - 7,0
W 3,0 - 4,5 3,00 - 4,50 3,0 - 4,5
Co, max. 2,5 2,50 2,5
C, max. 0,010 0,01 0,010
Si, max. 0,08 0,08 0,08
Mn, max. 1,0 1,00 1,0
V, max. 0,35 0,35 0,35
P, max. 0,04 0,025 0,020
S, max. 0,03 0,010 0,015
Ni Bal. Bal. Bal.
Cu, max. 0,50

MECHANICAL PROPERTIES

solution annealed bar|forging
D ≤ 88,9 mm|
ASTM B574|ASTM B564
bar|forging
D ≤ 250 mm|D ≤ 90 mm
bar
D ≤ 100 mm
DIN 17752
Rm (MPa) ≥ 690 700 - 950 ≥ 690
Rp 0,2 (MPa) ≥ 283 ≥ 280 ≥ 280
Rp 1,0 (MPa) ≥ 300 ≥ 300
A (%) ≥ 40 q/t ≥ 25 / l ≥ 35 ≥ 35
Av (J) q/t ≥ 72 / l ≥ 96
hardness
(HBW 2,5/62,5)
max. 240

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