What are the typical applications of 15-5?

It is commonly used for aerospace components, marine shafts, valves, gears, and structural parts requiring high strength and corrosion resistance.

How does 15-5 compare to 17-4 PH?

15-5 offers better toughness and weldability t han 17-4 PH, while maintaining similar strength levels.

What is Stainless Steel 15-5 used for?

It is widely used in aerospace, marine, and chemical equipment due to its combination of strength, toughness, and corrosion resistance.

Stainless Steel 15-5

Material Type：Metal
Material Name：Stainless Steel 15-5
Alternative Names：UNS S15500 | ASTM A564 Type 630 | X5CrNiCu15-5
Process Compatibility：CNC Milling, CNC Turning, Heat Treatment

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Description

Stainless Steel 15-5 is a precipitation-hardening stainless steel with excellent mechanical strength, corrosion resistance, and toughness. It offers better transverse toughness compared description to 17-4 PH and can be heat-treated to various strength levels. With good machinability in the solution-treated condition, it is widely used in aerospace, marine, and high-performance mechanical applications.

Lead Time:	< 10 days
Wall Thickness:	0.75 mm
Tolerances:	±0.005″ (±0.125mm)
Max Part Size:	200 cm x 80 cm x 100 cm

Classification of Metal Performance Parameters

Mechanical Properties	Ultimate Tensile Strength	1310
	Yield Strength	1170
	Young’s Modulus / Elasticity	200
	Elongation at Break	12
	Hardness	HRC 28-35
	Fatigue Strength	480
Physical Properties	Density	7.8
	Corrosion Resistance	Excellent
	Magnetism	Non-magnetic (annealed)
	Weldability	Good
	Impact Toughness	High
Thermal Properties	Maximum Service Temperature	315
	Thermal Expansion Coefficient	10.8
	Thermal Conductivity	16
	Creep Resistance	Good
Electrical Properties	Electrical Resistivity	60
	Electrical Conductivity	2
	Dielectric Strength	N/A
Processing & Surface Treatment	Machinability	Fair
	Surface Finish Compatibility	Good
	Formability	Moderate
Special Properties	Biocompatibility	Yes
	Flame Retardancy	Yes
	UV Resistance	Moderate
	Recyclability	Yes

Introduction to Stainless Steel 15-5

What

Stainless Steel 15-5 (UNS S15500) is a martensitic precipitation-hardening stainless steel. It combines high strength, moderate corrosion resistance, and good toughness.Compared to conventional martensitic stainless steels, it offers better weldability and higher transverse ductility.

Advantages

High strength and hardness after heat treatment
Good corrosion resistance in atmospheric and mild chemical environments
Excellent toughness, including transverse ductility
Better weldability compared to 17-4 PH

Applications

Aerospace structural components
Marine shafts and fittings
Chemical processing equipment
High-strength mechanical parts

FAQ

Q What are the typical applications of 15-5?

A
It is commonly used for aerospace components, marine shafts, valves, gears, and structural parts requiring high strength and corrosion resistance.
Q How does 15-5 compare to 17-4 PH?

A
15-5 offers better toughness and weldability t han 17-4 PH, while maintaining similar strength levels.
Q What is Stainless Steel 15-5 used for?

A
It is widely used in aerospace, marine, and chemical equipment due to its combination of strength, toughness, and corrosion resistance.

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Stainless Steel 15-5

Introduction to Stainless Steel 15-5

FAQ

Q What are the typical applications of 15-5?

Q How does 15-5 compare to 17-4 PH?

Q What is Stainless Steel 15-5 used for?

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