ASTM A182 F310 WeldNeck Forged Stainless Steel Flange
High-performance forged stainless steel flange designed for high temperature and high pressure pipeline systems in demanding industrial applications.
Product Overview
ASTM A182 F310 WN Flange is a high-alloy austenitic stainless steel forged flange manufactured in strict accordance with ASTM A182 and ASME B16.5 standards. Engineered for high-temperature, high-pressure, and mildly corrosive environments, F310 offers excellent oxidation resistance, creep strength, and structural stability at elevated temperatures. The Weld Neck (WN) design provides superior structural integrity and reliable connections for critical piping systems.
Chemical Composition (wt%, typical)
| Grade |
C |
Mn |
Si |
P |
S |
Cr |
Ni |
Fe |
| F310 |
≤0.25 |
≤2.00 |
≤1.00 |
≤0.045 |
≤0.030 |
24.0-26.0 |
19.0-22.0 |
Balance |
Typical Mechanical Properties
| Property |
Value |
| Tensile Strength |
≥515 MPa |
| Yield Strength |
≥205 MPa |
| Elongation |
≥40% |
| Hardness |
≤201 HB |
| Max Service Temperature |
Up to 1150°C |
Available Quality Tests
- Chemical Composition Analysis (PMI, Spectrometer)
- Tensile, Bend & Impact Test
- Hardness Test (HB, HRB)
- Dimensional Inspection
- Visual & Surface Inspection
- Hydrostatic / Pneumatic Pressure Test
- Non-Destructive Testing (PT, UT)
- Intergranular Corrosion Test (optional)
- Material Test Certificate (MTC 3.1/3.2)
Application Scope
- Thermal power plant boiler & steam piping
- High-temperature furnace & heat treatment systems
- Refinery & petrochemical high-temperature lines
- Industrial heating & thermal fluid systems
- High-temperature process piping
- Boiler auxiliaries & heat exchanger connections
- Applications requiring excellent oxidation resistance