ASTMA 312 SUS310S Seamless Stainless Steel Pipes
SA312/312M TP310/310S stainless steel pipes and tubes offer superior performance in high-temperature applications. Type 310 contains the highest chromium-nickel content of all stainless steel grades at 25% chromium and 20% nickel, providing exceptional scaling and corrosion resistance.
Product Specifications
Product Standard: SA312/312M, SA213/213M, A511/511M
Main Steel Grades: 310/310S
Delivery Status: Annealed, normalized, normalized + tempered
Key Benefits
- Outstanding corrosion resistance in various environments
- Excellent aqueous corrosion resistance
- Resistant to thermal fatigue and cyclic heating
- Superior performance compared to Type 304 and 309 stainless steel
- Maintains strength at temperatures up to 2100°F (1149°C)
- Non-magnetic in annealed state
- Exceptional creep strength at extreme temperatures
Chemical Composition
| Element |
Alloy 310S (%) |
| Chromium (Cr) | 24-26 |
| Nickel (Ni) | 19-22 |
| Manganese (Mn) | 2.00 max |
| Silicon (Si) | 1 max |
| Carbon (C) | 0.080 max |
| Molybdenum (Mo) | 0.75 max |
| Phosphorus (P) | 0.040 max |
| Sulfur (S) | 0.030 max |
| Copper (Cu) | 0.75 max |
Applications
Furnaces
Oil burners
Heat exchangers
Welding filler wire and electrodes
Cryogenics
Kilns
Food processing equipment
Quality Assurance
Inspection and Testing: Comprehensive quality control including chemical composition analysis, mechanical properties testing (tensile, yield, elongation), process properties evaluation (flatting, flaring, bending, hardness, impact), dimensional verification, non-destructive inspection, and hydrostatic testing.
Surface Treatment & Packaging
Surface Treatment: Oil impregnation, paint, passivation, phosphating, shot blasting
Marking: As per customer requirements
Packaging: Export-ready packaging, wooden boxes, or customized solutions
Product Images