309 / 1.4828

1.4828 is a quality standard for furnaces and other high temperature components. Compared to other grades for applications and due to the high tensile strength at elevated temperatures, 1.4828 is ideal for application where special emphasis is placed on mechanical properties.

Material Data Sheet

Material Designation	1.4828
AISI/SAE	309
EN Material Symbol	X15CrNiSi20-12
UNS	S 30900

Main fields of application of 1.4828

1.4828 is mainly used in the fields of industrial furnaces and apparatus for hardening boxes, annealing pots and annealing baskets.

Chemical composition of 1.4828

C	Si	Mn	P	S	Cr	Ni	N
≤ %	≤ %	≤ %	≤ %	≤ %	%	%	≤ %
0.2	1,5-2,0	2,0	0,045	0,015	19,0-21,0	11,0-13,0	0.11

Characteristics of 1.4828

Temperature Range	Density kg/dm3	Hardness HB
Heat resistance on air up to 1000°C	7.9	≤ 223

Filler metal (for welding with 1.4828)

1.4829

Delivery program

Sheets / Plates mm

2 - 25

Precision strip mm

0.2 - 0.5

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