Duplex Stainless Steel Alloy 2304 Fasteners & Bolting

Lean Duplex Stainless Steel (UNS S32304 / 1.4362)

Duplex Stainless Steel Alloy 2304 Fasteners

Buy Alloy 2304 (UNS S32304 / EN 1.4362 / SAF 2304) bolts, studs, nuts, and high-strength fasteners from Exotic Alloy, conforming to ASTM A1082 and DIN EN ISO 10088-3 standards. Formulated with 23% chromium and 4% nickel with minimal molybdenum, Alloy 2304 exhibits corrosion resistance matching or exceeding type 316L while providing nearly double the tensile yield strength.

Exotic Alloy supplies Alloy 2304 fasteners, threaded rods, and hardware for architectural, structural, and chemical containment applications. It offers stable alloy pricing and exceptional strength-to-weight performance, making it the ideal structural replacement for 304/316 in demanding atmospheric and aqueous environments.

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Alloy 2304 Properties

Chemical Composition (Alloy 2304)

Elements	C	Mn	P	S	Si	Cr	Ni	Mo	N	Cu
Min %	-	-	-	-	-	21.50	3.00	0.05	0.05	0.05
Max %	0.030	2.50	0.040	0.040	1.00	24.50	5.50	0.60	0.20	0.60

Mechanical Properties (Alloy 2304)

Condition / Heat Treatment	Tensile Strength (MPa)	Yield Strength (MPa)	Elongation (%)	Hardness
Solution Annealed	600	400	25 %	290 HB

Alloy 2304 Characteristics

High yield strength – roughly double that of 304L/316L.
Excellent resistance to stress corrosion cracking in chloride solutions.
Superior fatigue resistance and high energy absorption.
High cost stability due to molybdenum-lean alloy composition.
Good weldability and machinability across standard fabricating techniques.

Applications

Civil engineering, pedestrian bridges, and structural fixings.
Water treatment and storage reservoirs.
Food, beverage, and dairy processing vessels.
Mining, slurry transport, and mineral processing.
Road tankers and rail freight wagons.

Alloy 2304