SS 2258 Steel — Specifications & Listings

SS 14 22 58

SS 2258 is a Swedish standard nickel chromium molybdenum alloy steel equivalent to 34CrNiMo6 and EN24. It offers excellent toughness, high tensile strength and good fatigue resistance, suitable for heavy duty shafts, gears and aerospace components.

Category: Alloy Steel

Grade Details

Grade	SS 2258
Standard	SS 14 22 58
Description	SS 2258 is a Swedish standard nickel chromium molybdenum alloy steel equivalent to 34CrNiMo6 and EN24. It offers excellent toughness, high tensile strength and good fatigue resistance, suitable for heavy duty shafts, gears and aerospace components.
Applications	heavy duty shafts,gears,aircraft components,crankshafts,forgings,highly stressed bolts

Equivalent / Similar Grades

Grade	Standard	Region
34CrNiMo6	DIN EN 10083	Germany
34CrNiMo6	EN 10083	Europe
EN24	BS 970	UK
AISI 4340	AISI	USA
SNCM439	JIS G4103	Japan
40HNMA	GOST	Russia

Chemical Composition (%)

C	Si	Mn	P	S	Cr	Mo	Ni
0.30-0.38	<=0.40	0.50-0.80	<=0.025	<=0.035	1.30-1.70	0.15-0.30	1.30-1.70

Mechanical Properties

tensile_strength	900-1100 MPa
yield_strength	700-900 MPa
elongation	11-14 %
hardness	260-320 HB

Typical Available Sizes

Round Bar	20-400 mm
Flat Bar	20-150 mm

Sizes are indicative. Contact seller for exact availability.

Active SS 2258 Listings on M-EX

No active SS 2258 listings at this time.