ASTM A312 (UNS S31254) Stainless Steel Pipe
Top A312 (UNS S31254) Stainless Steel Pipe Manufacturer in China
ASTM A312 (UNS S31254) Stainless Steel Pipe delivers superior corrosion resistance, making it ideal for harsh marine and chemical environments. Its durability and exceptional resistance to pitting, crevice corrosion, and stress cracking ensure reliable performance under extreme conditions. Choose ASTM A312 for long-lasting, high-strength solutions in demanding applications like seawater systems and industrial processing.
Discover high-quality A312 (UNS S31254) Stainless Steel Pipe products here.
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Characteristics of A312 (UNS S31254) Stainless Steel
- Exceptional Corrosion Resistance: With high levels of molybdenum and nitrogen, it resists pitting, crevice corrosion, and stress-induced cracking excellently in harsh environments.
- High Durability: Its robust structure ensures reliable performance, even under extreme pressures and temperatures, offering long-lasting solutions.
- Marine Application Suitability: Designed to withstand constant exposure to seawater, this pipe is ideal for coastal and offshore environments.
- Chemical Industry Excellence: Perfect for handling aggressive chemicals, it supports high-performance processes in industrial applications.
- Elevated Strength: Provides superior tensile and yield strength compared to standard stainless steel grades, offering enhanced structural support.
- Superior Weldability: Allows easy and effective welding, maintaining integrity in joints for seamless installations.
- Temperature Resilience: Operates reliably across a wide temperature range, from cryogenic to elevated heat conditions.
- Low Maintenance Needs: Its resistance to corrosion and wear reduces the need for frequent repairs, ensuring consistent performance.
ASTM A312 (UNS S31254) Stainless Steel Technical Specifications
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.020 |
| Chromium (Cr) | 19.5 - 20.5 |
| Nickel (Ni) | 17.5 - 18.5 |
| Molybdenum (Mo) | 6.0 - 6.5 |
| Manganese (Mn) | ≤ 1.00 |
| Silicon (Si) | ≤ 0.80 |
| Phosphorus (P) | ≤ 0.030 |
| Sulfur (S) | ≤ 0.010 |
| Nitrogen (N) | 0.18 - 0.22 |
| Iron (Fe) | Balance |
| Property | Value |
|---|---|
| Tensile Strength (MPa) | ≥ 650 |
| Yield Strength (0.2% MPa) | ≥ 300 |
| Elongation (%) | ≥ 35 |
| Hardness (Brinell, HB) | ≤ 300 |
| Property | Value |
|---|---|
| Density (g/cm³) | 8 |
| Melting Point (°C) | 1350 - 1400 |
| Thermal Conductivity (W/m·K) | 14.2 at 20°C |
| Specific Heat (J/kg·K) | 500 |
| Electrical Resistivity (µΩ·m) | 0.85 at 20°C |
| Modulus of Elasticity (GPa) | 195 |
- ASTM: A312
- UNS: S31254
- EN / DIN: 1.4547
- JIS: SUS 312L
- BS: 2562
- AFNOR: Z1 CNDU 20.18.06Az
Common Applications of A312 (UNS S31254) Stainless Steel
Water Treatment
Marine
Chemical Processing
Food & Beverage
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A312 (UNS S31254) Stainless Steel Pipe Customization
Beyond standard stock, we provide comprehensive processing services to deliver products that meet your exact project requirements.
- Custom Dimensions: Tailored lengths, diameters, and shapes to precisely match your project needs, ensuring seamless integration into your systems.
- Thickness Range: From 0.5 mm to 50 mm, accommodating both lightweight and heavy-duty applications.
- Surface Finishing: Options include polished, brushed, pickled, passivated, or custom finishes to enhance corrosion resistance and aesthetic appeal.
- Processing Services: Advanced cutting, bending, welding, threading, end-forming, and custom fabrication to meet complex design requirements.
Contact our technical team to discuss your custom fabrication needs and explore how we can support your unique project.
Contact Us
Your project’s success depends on high-performance materials. We supply certified ASTM A312 (UNS S31254) stainless steel pipes that meet strict industry standards, ensuring excellent corrosion resistance, strength, and durability. As your trusted partner, we combine a vast inventory with advanced processing capabilities to deliver solutions tailored to your needs, from standard stock to fully customized components. With us, you gain not just a product, but a commitment to quality and reliability for your toughest projects.
Ready to get started? Contact our expert team for a no-obligation quote and professional material consultation. We are here to discuss your requirements and provide a customized solution with competitive pricing and timely delivery. Let us simplify your procurement process and bring your project to life with premium materials and expert support. Send your inquiry now to secure the stainless steel pipes you need.
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