Ragnar Metals and Tubes is a leading manufacturer, stockist and exporter of premium quality 17-4 PH Stainless Steel Round Bars. With over 20 years of industry experience and ISO Certified quality standards, we supply high-performance 17-4 PH Round Bars to customers across India, the Middle East and worldwide markets. Our commitment to quality, competitive pricing and on-time delivery has made us a trusted partner for aerospace, marine, oil & gas, petrochemical and engineering industries.
17-4 PH Stainless Steel Round Bars are precipitation-hardening stainless steel products that provide an exceptional combination of high strength, excellent corrosion resistance and superior toughness. These bars are widely used in aerospace components, pump shafts, valve parts, marine equipment, nuclear applications and precision engineering components.
We maintain a comprehensive inventory of 17-4 PH Stainless Steel Round Bars in various diameters, lengths and finishes including bright, black, polished, forged and ground conditions. All products undergo strict quality inspections and testing procedures to ensure compliance with international standards.
17-4 PH Round Bar is a precipitation hardening martensitic stainless steel containing chromium, nickel and copper. It offers an exceptional combination of high strength, corrosion resistance, hardness and toughness. The material can be heat treated to various strength levels while maintaining excellent dimensional stability and mechanical performance.
Known under UNS S17400 and ASTM A564 specifications, 17-4 PH Round Bars are widely used in aerospace, defence, marine, oil & gas, petrochemical and engineering industries where high-performance materials are required.
At Ragnar Metals and Tubes, every 17-4 PH Round Bar undergoes stringent quality inspection procedures before dispatch. We focus on delivering products that comply with international standards and meet the exact requirements of our customers.
Both 17-4 PH and 15-5 PH are precipitation hardening stainless steels offering excellent strength and corrosion resistance. However, 15-5 PH provides improved transverse toughness and better mechanical consistency, while 17-4 PH offers a more economical solution with excellent strength and versatility.
| Property | 17-4 PH | 15-5 PH |
|---|---|---|
| Strength | Excellent | Excellent |
| Toughness | Very Good | Superior |
| Corrosion Resistance | Excellent | Excellent |
| Cost | Lower | Higher |
17-4 PH Stainless Steel Round Bars are among the most widely used precipitation hardening stainless steels in the aerospace sector. The material provides exceptional strength-to-weight ratio, corrosion resistance and dimensional stability, making it suitable for aircraft structural components, turbine assemblies, landing gear parts, fasteners and aerospace shafts.
The ability of 17-4 PH to maintain mechanical properties under demanding operating conditions makes it an ideal choice for critical aerospace applications where reliability and performance are essential.
Defence manufacturers rely on 17-4 PH Stainless Steel Round Bars for weapon systems, military vehicles, aerospace defence equipment and specialized engineering components. The alloy's excellent strength, fatigue resistance and corrosion resistance provide reliable performance under demanding operating environments.
All 17-4 PH Round Bars supplied by Ragnar Metals and Tubes undergo strict quality inspection and testing procedures to ensure compliance with ASTM, ASME and international quality standards.
| Element | Composition (%) |
|---|---|
| Chromium (Cr) | 15.00 - 17.50 |
| Nickel (Ni) | 3.00 - 5.00 |
| Copper (Cu) | 3.00 - 5.00 |
| Niobium + Tantalum | 0.15 - 0.45 |
| Manganese (Mn) | 1.00 Max |
| Silicon (Si) | 1.00 Max |
| Carbon (C) | 0.07 Max |
| Phosphorus (P) | 0.040 Max |
| Sulfur (S) | 0.030 Max |
| Property | Value |
|---|---|
| Tensile Strength | 930 - 1310 MPa |
| Yield Strength | 725 - 1170 MPa |
| Elongation | 10 - 16% |
| Hardness | 28 - 44 HRC |
| Density | 7.75 g/cm³ |
| Modulus of Elasticity | 196 GPa |
17-4 PH Round Bars are packed using export-quality materials to ensure safe transportation and protection from moisture, corrosion and mechanical damage.
17-4 PH Round Bars offer significantly higher strength compared to conventional stainless steel grades.
The chromium-rich composition provides outstanding resistance to corrosion and oxidation.
The material can be precipitation hardened to achieve superior mechanical properties.
Maintains excellent impact resistance and toughness even at elevated strength levels.
17-4 PH Stainless Steel can be machined effectively in solution-treated condition.
Superior durability reduces maintenance costs and extends operational life.
Ragnar Metals and Tubes exports 17-4 PH Round Bars to Kuwait for oil & gas, petrochemical, marine and infrastructure projects.
We supply premium quality 17-4 PH Round Bars to engineering companies, fabrication units and industrial projects throughout Bahrain.
17-4 PH Round Bars are extensively used in automotive manufacturing for shafts, gears, bearings, and precision-machined components requiring high wear resistance and strength.
The aerospace sector utilizes 17-4 PH Round Bars for critical components that demand durability, dimensional stability, and resistance to wear under extreme operating conditions.
Oil and gas companies use 17-4 PH Round Bars in valves, pumps, drilling equipment, and offshore systems where corrosion resistance and mechanical reliability are essential.
Marine applications benefit from the corrosion-resistant properties of 17-4 PH Round Bars in shafts, fittings, fasteners, and specialized hardware.
Surgical instruments, medical devices, and precision equipment are commonly manufactured using 17-4 PH stainless steel because of its hardness and resistance to corrosion.
Defense manufacturers use 17-4 PH Round Bars in high-performance equipment, precision tools, and specialized engineering applications.
| Property | 17-4 PH Round Bars | SS 316 Round Bars |
|---|---|---|
| Strength | Excellent | Moderate |
| Heat Treatable | Yes | No |
| Hardness | High | Moderate |
| Corrosion Resistance | Excellent | Excellent |
| Aerospace Applications | Highly Suitable | Limited |
| Marine Applications | Excellent | Excellent |
17-4 PH Stainless Steel Round Bars provide significantly higher strength and hardness compared to SS 316 Round Bars while maintaining excellent corrosion resistance. This makes them ideal for aerospace, defence and high-performance engineering applications where superior mechanical properties are essential.
Ragnar Metals and Tubes supplies 17-4 PH Round Bars throughout Dubai, Abu Dhabi, Sharjah, Ajman, Fujairah, and Ras Al Khaimah. We serve EPC contractors, fabrication companies, engineering firms, and industrial manufacturers across the UAE.
We regularly export 17-4 PH Round Bars to Riyadh, Jeddah, Dammam, Jubail, and Yanbu for oil and gas, petrochemical, defense, and heavy engineering projects.
Our products are supplied to major industrial and infrastructure projects across Doha and other regions of Qatar.
We export premium quality 17-4 PH Round Bars to Muscat, Sohar, Salalah, and industrial zones throughout Oman.
17-4 PH Round Bars are precipitation hardening stainless steel bars offering high strength, corrosion resistance and toughness.
UNS S17400 is the standard designation for 17-4 PH Stainless Steel.
Yes, 17-4 PH Stainless Steel can be precipitation hardened through heat treatment.
Yes, it offers excellent corrosion resistance in many industrial and marine environments.
Aerospace, marine, defence, oil & gas, chemical processing and engineering industries use 17-4 PH Round Bars.
Yes, Ragnar Metals and Tubes supplies customized diameters, lengths and finishes according to customer specifications.
Yes, we export 17-4 PH Stainless Steel Round Bars to UAE, Saudi Arabia, Oman, Qatar, Kuwait, Bahrain, Europe, Africa and worldwide markets.
