Stainless Steel 308 Pipes bring primarily used as welding filler to your projects. GXH Steels supplies these pipes for demanding industrial applications where standard grades fall short.
What Is Stainless Steel 308?
Grade 308 stainless steel belongs to the Austenitic family. It contains 20% Cr, 11% Ni. This composition gives the material its primarily used as welding filler.
GXH Steels manufactures Stainless Steel 308 Pipes to meet ASTM and international standards. Each pipe goes through quality checks before shipping.
For applications needing similar properties, Stainless Steel 304 Pipes provide an excellent choice.
Key Features
Here’s what sets Stainless Steel 308 Pipes apart:
- Corrosion Resistance – Excellent, matches base metals.
- Temperature Performance – Rated for service up to 870°C continuous.
- Material Composition – Contains 20% Cr, 11% Ni for balanced properties.
- Quality Assurance – Every batch includes mill test certificates and documentation.
Projects requiring molybdenum addition may also benefit from Grade 316 Pipes.
Stainless Steel 308 Pipes Chemical Composition
The chemical composition of Grade 308 stainless steel per ASTM/AISI standards:
| Element | Composition (%) |
|---|---|
| C | 0.08 |
| Mn | 2.00 |
| Si | 1.00 |
| P | 0.045 |
| S | 0.030 |
| Cr | 19.0-21.0 |
| Ni | 10.0-12.0 |
Stainless Steel 308 Pipes Mechanical Properties
Mechanical properties of Grade 308 in annealed condition:
| Property | Value |
|---|---|
| Tensile Strength | 515 MPa (74694 psi) |
| Yield Strength (0.2%) | 205 MPa (29732 psi) |
| Elongation (in 50mm) | 40% |
| Hardness | 201 HB (Brinell) |
Stainless Steel 308 Pipes Physical Properties
Physical characteristics of Grade 308 stainless steel:
| Property | Value |
|---|---|
| Density | 7.93 g/cm³ |
| Melting Range | 1400-1450°C |
| Thermal Conductivity (at 100°C) | 16.2 W/m·K |
| Specific Heat | 500 J/kg·K |
| Electrical Resistivity | 72 μΩ·cm |
| Thermal Expansion (20-100°C) | 17.2 μm/m·°C |
Available Sizes and Dimensions
GXH Steels supplies Stainless Steel 308 Pipes in the following size range:
| Specification | Range |
|---|---|
| Nominal Pipe Size | 1/8″ to 24″ NPS (DN6 to DN600) |
| Wall Thickness | 0.5mm to 50mm |
| Length | Up to 12 meters (random or fixed) |
| Schedules Available | 5S, 10S, 40S, 80S, SCH 10, SCH 40, SCH 80, SCH 160, XXS |
Applicable Standards
Stainless Steel 308 Pipes conform to these industry standards:
- Seamless Pipes: ASTM A312, ASTM A213, ASTM A269
- Welded Pipes: ASTM A312, ASTM A358, ASTM A409
- Tubes: ASTM A213, ASTM A249, ASTM A269
- General: EN 10088, JIS G4304/G4305
Applications
Stainless Steel 308 Pipes work well for:
- Welding wire
- Filler metal
- Overlay cladding
- Welding consumables industry installations
Benefits
Choosing Stainless Steel 308 Pipes saves you money on replacements and downtime. The material handles welding wire and filler metal conditions without degrading quickly. You get pipes that perform as expected, backed by GXH Steels’s technical support.
Why GXH Steels?
GXH Steels has supplied stainless steel products to welding consumables and overlay welding sectors for years. Our team knows the technical details of each grade. We help you pick the right specification for your project and provide documentation for your quality requirements.
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