Stainless Steel 316 Pipe
Stainless Steel 316 Pipe is a high-performance industrial material celebrated for its exceptional corrosion resistance and durability, making it a top choice across critical sectors worldwide. Infused with 2-3% molybdenum, it outperforms standard 304 stainless steel in chloride-rich environments, resisting pitting and rust even in saltwater, coastal areas, and chemical processing plants.
Attribute | Description |
Product Name | Stainless Steel 316 Pipe |
Material Grade | ASTM A312 / AISI 316 / 1.4401 / UNS S31600 |
Key Feature | Excellent corrosion resistance, especially against chlorides and acidic environments |
Main Application | Chemical processing, offshore oil & gas, desalination, pharmaceuticals, food & beverage |
Available Forms | Seamless (SMLS), Welded (WLD), and ERW |
Standard Length | 6m, 12m (customizable) |
Surface Finish | Bright Annealed (BA), Pickled, Polished (Ra ≤ 0.8μm), Matte |
Packaging | Seaworthy bundle with protective film, wooden pallets for bulk shipment |
Technical Specifications
Stainless Steel 316 Pipe
Parameter | Details |
Chemical Composition | Cr: 16-18%, Ni: 10-14%, Mo: 2-3%, C ≤ 0.08%, Mn ≤ 2%, Si ≤ 1% |
Corrosion Resistance | Superior to 304 due to molybdenum addition - resists pitting in saltwater |
Temperature Resistance | Operating range: -196°C to +870°C (short term up to 1090°C) |
Tensile Strength | ≥ 520 MPa |
Yield Strength | ≥ 205 MPa |
Elongation | ≥ 40% (in 50mm) |
Hardness | ≤ 95 HRB (Rockwell B) |
Available Dimensions
Pipe Type | Outer Diameter (OD) | Wall Thickness (WT) | Standards |
Seamless | 6.0mm -609.6mm | 0.5mm -40mm | ASTM A312, ASME SA312 |
Welded | 10.0mm -2540mm | 0.5mm -20mm | ASTM A312, EN 10217-7 |
ERW | 15.9mm -508mm | 1.0mm -12.7mm | ASTM A312, API 5L |
Custom sizes and tolerances available upon request.
Key Advantages Over 304 Stainless Steel
Feature | 304 Stainless Steel | 316 Stainless Steel |
Molybdenum Content | None | 2-3% |
Chloride Resistance | Low | High (ideal for coastal/marine use) |
Acid Resistance | Moderate | Excellent (especially sulfuric & acetic acid) |
Cost | Lower | Slightly higher |
Lifespan in Harsh Environments | Shorter | Longer (reduces maintenance cost) |
Common Applications by Industry
Industry | Use Case | Why 316 Pipe Is Preferred |
Marine & Offshore | Seawater cooling systems, shipbuilding | Resists saltwater corrosion and pitting |
Chemical Processing | Reactor vessels, heat exchangers | Handles strong acids and oxidizing agents |
Pharmaceuticals | Sterile fluid transfer lines | Meets GMP and FDA standards, easy to clean |
Food & Beverage | Milk, wine, beer processing lines | Non-toxic, no metallic leaching, hygienic |
Desalination Plants | Brine handling, high-pressure RO systems | Withstands high chloride concentration |
Certifications & Compliance
Certification | Issuing Body | Scope |
ISO 9001 | International Organization for Standardization | Quality Management System |
PED 2014/68/EU | European Union | Pressure Equipment Directive |
ASME B31.3 | American Society of Mechanical Engineers | Process Piping |
NACE MR0175 | National Association of Corrosion Engineers | Sour service environments |
FDA Compliant | U.S. Food and Drug Administration | Food-grade contact safety |
Why Choose Our Stainless Steel 316 Pipe?
Benefit | Explanation |
Direct Factory Pricing | No middlemen - we are manufacturer-linked |
Fast Lead Time | 7-15 days for standard orders |
Global Shipping | FOB, CIF, DDP terms available; ships from China port within 2 weeks |
Custom Fabrication | Cut-to-length, threading, beveling, polishing |
Google-Optimized Product Data | Structured data ready for Google Merchant Center integration |
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