Hot Rolled Forged 1.4418 Stainless Steel Bar
Premium martensitic stainless steel round bars specifically engineered for demanding marine and hydro power applications requiring exceptional strength and corrosion resistance.
Product Specifications
| Product Name |
Stainless Steel Round Bar |
| Material Grade |
1.4418 / S135 / F6NM / 0Cr13Ni5Mo / S41500 |
| Diameter Range |
φ10mm - φ350mm |
| Standard Length |
6.1m per piece or custom cutting available |
| Surface Finish |
Pickling finishing, bright finishing |
| Available Standards |
ASTM, JIS, GB, DIN EN |
| Minimum Order Quantity |
500 kgs |
Material Composition & Properties
Grade: 1.4418 (X3CrNiMo13-4) - Martensitic Stainless Steel
Key Elements: Chromium (12.0-14.0%), Nickel (3.5-4.5%), Molybdenum (0.5-1.0%), Carbon (≤0.05%)
Characteristics: Optimal balance of high strength, excellent corrosion resistance, and superior weldability
Manufacturing Process
- Hot-Rolled: Formed at elevated temperatures to enhance ductility and reduce hardness
- Precision Forged: Advanced forging techniques eliminate porosity and ensure uniform density throughout the material structure
Technical Specifications
- Tensile Strength: 750 - 950 MPa
- Yield Strength: ≥550 MPa
- Elongation: ≥15%
- Hardness: 220 - 290 HBW
- Heat Treatment: Quenched and tempered to achieve optimal mechanical properties
Primary Applications
- Marine Engineering: Propeller shafts, bolts, and components exposed to seawater environments
- Hydroelectric Industry: Critical parts requiring resistance to cavitation and erosion
- Oil & Gas: Valves, pump shafts, and connectors operating in corrosive environments
- General Engineering: High-stress components in industrial machinery and equipment
Quality Certifications
- EN 10204 3.1 material certificate
- ISO 9001:2015 quality management system
- Optional NACE MR0175 compliance for sour gas applications
Customization Options
- Extended Diameter Range: 10mm - 300mm (standard) or up to 500mm (special orders)
- Surface Treatments: Polishing, galvanizing, or specialized coatings available
- Precision Cutting: Custom lengths or specific angles to meet exact project requirements
Quality Assurance & Service Advantages
- Comprehensive Testing: Every batch undergoes stringent UT, MPI, and chemical analysis
- Cost-Effective Pricing: Direct factory pricing eliminates middleman markups
- Reliable Lead Times: 15-30 days for standard orders with expedited options available
- Global Shipping: Available via sea, air, or land freight with flexible FOB/CIF terms
Additional Available Grades: 304, 304L, 309S, 310S, 310H, 316L, 316Ti, 316H, 317L, 321, 329, 347, 410, 415, 420, 430F, 431, 440A/B/C, 2205, 2507, 904L, 254SMO, 253MA, CD4MCU, XM-19, 17-4PH, 15-5PH, 17-7PH, C276, 600, 601, 625, 718, 800, 800H, 825, 926, etc.
