BS S154 Nickel-Chromium steel

Alias

S154

Chemistry

Element	Min	Max
Al (Aluminium)	0.015%	0.05%
C (Carbon)	0.27%	0.35%
Cr (Chromium)	0.5%	0.8%
Mn (Manganese)	0.45%	0.7%
Mo (Molybdenum)	0.45%	0.65%
Ni (Nickel)	2.3%	2.8%
P (Phosphorus)		0.025%
S (Sulphur)		0.015%
(Silicon)	0.15%	0.35%

Mechanical Properties	Min	Max
Ultimate Tensile Strength (UTS)	880 MPa	1080 MPa
0.2% Proof Stress	690 MPa
Elongation	12%
Hardness (Brinell)		248 HB
Izod Impact = Room Temp.	0.584 KJ/m^2

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