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Material Data Sheet

material no.: 1.4980
UNS no.: S66286
designation: Alloy 286

CHEMICAL REQUIREMENTS IN (%)

ASTM A453 Grade 660 VdTÜV Werkstoffblatt 435 DIN EN 10269
C, max. 0,08 0,08 0,03 - 0,08
Mn, max. 2,00 2,00 1,00 - 2,00
P, max. 0,040 0,030 0,025
S, max. 0,030 0,030 0,015
Si, max. 1,00 1,00 1,00
Cr 13,5 - 16,0 13,5 - 16,0 13,5 - 16,0
Ni 24,0 - 27,0 24,0 - 27,0 24,0 - 27,0
Mo 1,00 - 1,50 1,00 - 1,50 1,00 - 1,50
Ti 1,90 - 2,35 1,9 - 2,3 1,90 - 2,30
Al, max. 0,35 0,35 0,35
V 0,10 - 0,50 0,10 - 0,50 0,10 - 0,50
B 0,001 - 0,010 0,003 - 0,010 0,003 - 0,010

MECHANICAL PROPERTIES

solution annealed
+ precipitation hardened
bar bar / forging

D ≤ 300 mm
bar

D ≤ 160 mm
Rm (MPa) ≥ 895 900 - 1200 900 - 1150
Rp 0,2 (MPa) ≥ 585 ≥ 600 ≥ 600
A (%) ≥ 15 l ≥ 16, q ≥ 14 l ≥ 15
Z (%) ≥ 18
Av (J) l ≥ 56, q/t ≥ 32 ≥ 50
hardness (HB) 248 - 341

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