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17-4 Stainless Steel | Forte Metals

17-4 PH Stainless Steel Round Bar

High strength and corrosion resistance for demanding precision machining applications.

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17-4 PH Stainless Steel Properties

How Strength and Corrosion Resistance Support Demanding Applications

17-4 PH stainless steel is a precipitation-hardening alloy known for high strength, hardness, and dependable corrosion resistance. In many service conditions, its corrosion performance is comparable to 304 stainless steel, while its heat-treated structure provides greater mechanical strength for demanding aerospace, marine, chemical processing, and precision manufacturing components.

The machining behavior of this stainless steel round bar depends on its heat-treatment condition and hardness. High-speed steel tools may be used, but carbide tooling and suitable lubricants are preferred for consistent cutting. When tight tolerances are required, dimensional changes caused by heat treatment should be considered before final machining.

Available 17-4 PH Round Bar Stock

Forte Precision Metals supplies 17-4 PH round bar stock in multiple sizes and heat-treatment conditions to meet precise strength, tolerance, and application requirements.

17-4 ph Stainless Steel Commonly Used for;

  • Aircraft parts
  • hand tools
  • Chemical Processing
  • Food Processing
  • Gate Valves
  • Waste Processing and Storage

Properties of 17-4 ph Stainless Steel

Physical Properties 

Density

Electrical Resistivity

Melting Point 

Specific Heat 

Modulus of Elasticity 

Thermal Conductivity

English

0.280 Ibs/in3

29.5 Microhm-in at 75°F

2560–2625°F

0.11 BTU/lb-°F @ 70°F

28.5 x 106 psi

10.6 BTU-in/ft2 -hr-°F

17-4 ph Stainless Steel Chemical Elements

Properties 

Iron 

Chromium 

Nickel 

Copper

Silicon 

Manganese 

Carbon 

Phosphorus 

Niobium+Tantalum 

Sulfur 

Percentage

Balance

15.0–17.5

3.0–5.0

3.0–5.0

1.0

1.0

0.07

0.04

0.15–0.45

0.03

Contact info

Forte Precision Metals provide Precision Ground Bars & Centerless Ground services nationally and worldwide
Forte Percision Metals, Inc.
9234 Parklane Ave. Franklin Park, IL 60131
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17-4 stainless steel round bar

Choosing 17-4 PH Bar for Your Application

17-4 PH stainless steel’s chromium, nickel, copper, and niobium content supports demanding aerospace, marine, chemical processing, and industrial applications.

Manufacturers choose 17-4 PH round bar when components require higher tensile strength and better dimensional stability than many conventional stainless grades. Its machinability, heat-treatment response, and mechanical performance make it suitable for precision parts exposed to repeated loads and corrosive operating conditions.

This versatile material is used for pump shafts, valve components, fasteners, gears, aircraft parts, and food-processing equipment. 17-4 PH stainless steel can be cut, ground, and machined into components that require accurate dimensions, smooth finishes, and reliable service performance.

The primary advantages of 17-4 PH bar stock are its durability, corrosion resistance, and ability to retain strength across demanding environments. Different heat-treatment conditions allow engineers to balance hardness, toughness, and corrosion performance according to the intended application.

17-4 PH round bars are available in multiple diameters, lengths, finishes, and heat-treated conditions. Selecting the correct size and condition depends on the required strength, machining process, tolerance, and operating environment. Forte Precision Metals supplies processed bar stock to match precise manufacturing specifications.

Select a 17-4 PH Stainless Steel Round Bar Supplier

Forte Precision Metals supplies 17-4 PH stainless steel round bars in multiple sizes, finishes, and heat-treated conditions for demanding aerospace, marine, food processing, and industrial manufacturing applications.

Choose experienced 17- 4 PH stainless steel suppliers that understand material specifications, heat-treatment conditions, tight tolerances, and application requirements. Forte Precision Metals provides dependable bar stock, competitive service, and consistent material quality for precision production.

As a trusted steel round bar supplier and centerless ground bar supplier, we process precision ground bars to meet required diameter tolerances, surface finishes, and dimensional specifications for reliable machining performance.

Get quality round bar stocks now! Call us or request a quote!