Stainless Steel Round Bar Supplier, Stainless Steel Rod Supplier, Stainless Steel Piston Rod

Explore Stainless Steel Round Bars for Hydraulic Equipment

As reliable stainless steel round bar suppliers, we understand the importance of using high-performance materials in hydraulic and pneumatic systems. One essential material widely used across industries such as construction, automotive, marine, and manufacturing is the stainless steel round bar. This corrosion-resistant, high-strength bar plays a critical role in ensuring long-term performance and durability in harsh or demanding environments.

A stainless steel round bar is a precision-engineered cylindrical steel product made from iron-based alloys that typically include chromium, nickel, and other elements. These bars are manufactured through hot rolling, cold drawing, or centerless grinding, and are available in various surface finishes, sizes, and grades—such as SUS304, SUS316 and SUS410.

Used extensively in hydraulic equipment, these stainless steel round bars are ideal for piston rods, tie rods, guide shafts, and other moving parts. Their key mechanical properties—such as corrosion resistance, excellent surface hardness, and dimensional accuracy—make them especially suitable for hydraulic applications where moisture, pressure, and wear are constant challenges.

Ideal for piston rods, guide rods, and structural components, our stainless steel round bars are available in steel grades SUS304, SUS316, SUS410, and other specifications upon request. Each bar is produced with strict dimensional control — external diameter accuracy to f8, roundness tolerance ×1/2, and straightness max 0.2–0.25/1000mm — ensuring perfect alignment and performance in hydraulic cylinders.

To further enhance durability, stainless steel round bars are available with hard chrome plating: minimum 15 μm for diameters <Φ22.225mm and 20 μm for ≧Φ24mm, achieving surface hardness of min HV 850. Surface roughness is limited to Ra max 0.2 μm, making them ideal for precision sealing and high-cycle operations. These properties ensure long-lasting performance, enhanced sealing compatibility, and minimized maintenance in hydraulic cylinders.

With standard lengths ranging from 2M to 6M and diameters from Φ6 to Φ200mm, we supply stainless steel round bars tailored to meet diverse hydraulic and pneumatic application needs. Whether you require SUS316 for marine environments or SUS304 for wear resistance, our stainless steel round bar options offer a balance of strength, precision, and longevity.

Partner with trusted stainless steel round bar suppliers to upgrade your hydraulic systems with quality materials built for performance and reliability. Choose our stainless steel round bars to ensure superior performance, longer service life, and reduced maintenance in corrosive and high-pressure environments.

Stainless Steel Rod Supplier for Durable Hydraulic Piston Rod Solutions

As a trusted stainless steel rod supplier, we offer high-quality materials specifically engineered for use in hydraulic and pneumatic applications. Among the most critical components in these systems is the stainless steel piston rod—a part that must endure constant movement, high pressure, and exposure to harsh environmental conditions. Stainless steel piston rods provide a superior solution for industries that demand high corrosion resistance, long-term reliability, and reduced maintenance.

Compared to conventional carbon steel options such as CK45, stainless steel offers several distinct advantages that make it the preferred choice for hard chrome piston rods in demanding hydraulic systems.
These advantages include:
1. Corrosion Resistance: Stainless steel piston rod, especially grades like SUS304 and SUS316, offers excellent protection against rust, water, oil, and even chemical exposure—making it ideal for outdoor, marine, or corrosive industrial environments.
2. Surface Damage Tolerance: Unlike carbon steel, stainless steel piston rod maintains its corrosion resistance even if the surface is scratched. Carbon steel, which often relies on chrome plating, may begin to corrode or peel when damaged.
3. Long-Term Value: Though stainless steel piston rod has a higher initial cost, it delivers lower maintenance needs, fewer replacements, and better performance over time.
4. Aesthetic and Hygiene Considerations: For sectors such as food, medical, or high-end machinery, stainless steel piston rod provides a clean and professional appearance, in addition to being easy to sanitize.

Common Grades of Stainless Steel Piston Rods
As leading stainless steel rod suppliers, we provide a full range of material grades to match your specific requirements:

SS304 / SUS304: An austenitic stainless steel with great corrosion resistance and good weldability. Suitable for light-load pneumatic parts or non-structural components.
SS316 / SUS316: The preferred choice for high-chloride environments like seawater or chemical exposure. Offers top-tier corrosion protection and durability.

Comparison with Other Materials:
Compared to carbon steel, stainless steel round bars offer significantly better corrosion resistance. Carbon steel may be cheaper, but without a protective coating or plating, it will corrode quickly in humid or chemical environments—making it unsuitable for long-term use in hydraulic or pneumatic cylinders exposed to the elements.

Compared to chrome-plated carbon steel piston rods, stainless steel piston rod offer better corrosion resistance but slightly lower surface hardness unless additional hardening or coating processes are applied. However, stainless can serve as a strong substrate for chrome plating as well, combining corrosion resistance with surface durability.

When compared to aluminum, stainless steel piston rod provides much higher strength and stiffness, although at a higher weight. In applications requiring lightweight components, aluminum may be considered, but for critical load-bearing parts under high pressure, stainless steel is more reliable.

When to Choose Stainless Steel Round Bars
1. Your equipment operates in marine, outdoor, or chemical-prone environments
2. Long service life and minimal downtime are top priorities
3. The hard chrome piston rod must resist corrosion, wear, and surface degradation
4. You require consistent performance under high-pressure cycles

Stainless steel piston rods have become the gold standard in modern hydraulic and pneumatic systems, especially where exposure to moisture, chemicals, or saltwater is unavoidable. As a dependable stainless steel rod supplier, we deliver materials that combine strength, surface quality, and long-term value. From SUS304 for wear-critical systems to SUS316 for extreme corrosion resistance, our stainless steel round bars meet the diverse needs of today’s high-performance applications.

Choose stainless steel piston rods for better equipment reliability, reduced maintenance costs, and extended service life—especially in environments where failure is not an option.

Tolerance of Stainless steel rod, Stainless steel shaft, Stainless shafting, SUS304 shaft, SUS304 rod

(unit)µ=0.001mm

Stainless steel rod, Stainless steel shaft, Stainless shafting, SUS304 shaft, SUS304 rod

Golden Asia Industrial Company is a specialized manufacturers and suppliers of stainless steel rod in Taiwan. If you are interested in our stainless steel rods, stainless steel shaft, please contact us online. Related Keyword: Hydraulic Piston Rod, Cylinder Piston Rod.