what is 1.4315 stainless Steel Equivalent ？

what is 1.4315 stainless Steel?

1.4315 (X5CrNiN19-9) is an austenitic stainless steel enhanced with nitrogen for higher strength and improved corrosion resistance compared to standard 304/1.4301 grades. As a durable, nitrogen-alloyed, and generally non-magnetic material, it is commonly used in chemical equipment, medical tools, and high-pressure applications.

 

what is 1.4315 stainless Steel Equivalent ?

1.4315 stainless steel (X5CrNiN19-9) is primarily equivalent to AISI 304N (UNS S30451). It is a nitrogen-alloyed, austenitic stainless steel known for higher strength and improved corrosion resistance compared to standard 304/1.4301, commonly used for fasteners, springs, and structural applications.

 

Chemical composition % of steel X5CrNiN19-9 (1.4315): EN 10088-2-2005

Elements not listed in this table shall not be intentionally added to the steel without the agreement of the purchaser except for finishing the cast.

C	Si	Mn	Ni	P	S	Cr	N
max 0.06	max 1	max 2	8 - 11	max 0.045	max 0.015	18 - 20	0.12 - 0.22

 

Mechanical Properties of Steel X5CrNiN19-9 (1.4315)

X5CrNiN19-9 (EN 1.4315) is an austenitic chromium-nickel stainless steel with nitrogen addition, offering higher strength than conventional grades like 304 while maintaining excellent corrosion resistance and formability.

Property	Value	Unit
Tensile Strength (Rm)	650 – 880	MPa
Yield Strength (Rp0.2)	≥ 350	MPa
Elongation (A)	≥ 40	%
Hardness (HB)	≤ 215	HB
Hardness (HRB)	≤ 95	HRB
Modulus of Elasticity	193	GPa
Impact Toughness (Charpy V)	≥ 100	J
Fatigue Strength	~240	MPa

 

What is the difference between 1.4315 and 1.4301 stainless steel?

Both 1.4301 and 1.4315 are austenitic stainless steels with similar basic compositions (containing 18–19% chromium and 8–10% nickel); however, the primary difference between the two is that 1.4315 (X5CrNiN19-9) has undergone nitrogen alloying, resulting in higher strength compared to the standard 1.4301 (X5CrNi18-10, i.e., AISI 304).

 

What is the difference between 1.4315 and 1.4307 stainless steel?

Both EN 1.4307 (304L) and 1.4315 (X5CrNiN19-9) are austenitic stainless steels; specifically, 1.4315 exhibits higher strength due to the addition of nitrogen as an alloying element, whereas 1.4307 (the low-carbon variant) is better suited for welding. 1.4307 demonstrates excellent corrosion resistance and is particularly suitable for welded components; in contrast, 1.4315 is typically selected when structural strength requirements are more demanding.

 

1.4315 Stainless Steel: Corrosion Resistance

1.4315 (X5CrNiN19-9) is an austenitic stainless steel with good corrosion resistance, superior to grade 302 due to its nitrogen-alloyed composition. It offers excellent resistance in oxidizing environments, high tensile strength, and good weldability. It is widely used for fasteners in mildly corrosive environments.

1.4315 Stainless Steel: Machinability

1.4315 (X5CrNiN19-9) is an austenitic stainless steel with moderate machinability, generally similar to or slightly more challenging to machine than Grade 304 due to higher nickel and nitrogen content, which increases toughness and work hardening. It is frequently used for forged, high-strength parts rather than high-speed automatic machining.

Is 1.4315 stainless steel magnetic?

1.4315 (X5CrNiN19-9) is an austenitic stainless steel that is generally non-magnetic in its annealed state. However, due to its composition, it may develop slight magnetic properties when subjected to cold working, such as bending, rolling, or drawing.

 

Gnee offers a comprehensive range of product forms in the 1.4315 (AISI 304N) material grade, encompassing medium-to-heavy plates, cold-rolled coils, high-pressure seamless tubes, industrial welded pipes, round bars, as well as complementary flanges and pipe fittings. Our core competitive advantage stems from deep strategic partnerships with top-tier steel mills-such as TISCO and Baosteel-ensuring 100% material traceability and 100% PMI (Positive Material Identification) spectral testing. Supported by our in-house facilities offering one-stop laser cutting, precision bending, and surface finishing services, we deliver premium supply chain solutions to the global pressure vessel, cryogenic engineering, and chemical equipment sectors-combining guaranteed high performance with rapid global logistics.