ASTM A312 TP310CB/31040 Stainless Steel Seamless Round Pipe For Petroleum Industries
Price:
Negotiable
MOQ:
MOQ500kg
Delivery Time:
7-15 working days after receiving payment
Brand:
Zheheng
Product Description
ASTM A312 TP310CB/31040 Stainless Steel Seamless Round Pipe For Petroleum Industries
Product Overview
ASTM A312 TP310CB Seamless Pipe, also known as UNS S31040 Pipes, offers exceptional resistance to hot corrosion. These stainless steel pipes maintain strength and toughness at cryogenic temperatures and demonstrate superior work hardening characteristics compared to carbon steel. With oxidation resistance up to 2000°F and moderate high-temperature strength, they are widely used in chemical, petroleum, aerospace, and nuclear industries.
Key Characteristics
- Excellent hot corrosion resistance
- Maintains strength and toughness at cryogenic temperatures
- Superior work hardening compared to carbon steel
- Oxidation resistance up to 2000°F
- Moderate high-temperature strength
Corrosion Resistance
310CB stainless steel demonstrates excellent corrosion resistance, particularly in acidic environments where it performs exceptionally well. The material maintains long-term stability in strong acid and alkali conditions without premature corrosion or damage.
Chemical Composition
| A312 Grades | UNS | C | Mn | P | S | Si | Cr | Ni | Mo | Ti | Nb | N |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TP310Cb | S31040 | 0.08 | 2 | 0.045 | 0.03 | 1 | 24.0-26.0 | 19.0-22.0 | 0.75 | 10xC min | 1.10 max |
Mechanical Properties
| Grade | Density (kg/m³) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100°C (J/kg.K) | Electrical Resistivity (n.m) |
|---|---|---|---|---|---|---|
| 310CB | 7750 | 200 | 15.9 | 14.2 | 500 | 720 |
Corrosion Resistance Enhancement Methods
- Stable Passivation Film: Formation of a protective chromium-rich oxide film (above 1nm thickness) that hinders anode processes and improves chemical stability
- Single Solid Solution Structure: Achieving uniform austenitic structure through solution treatment for enhanced corrosion resistance
- Increased Electrode Potential: Enhancing the solid solution's electrode potential, with particular attention to the medium's oxidation capacity
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Company
Wenzhou Zheheng Steel Industry Co.,Ltd
Location
No999 .wenzhou airport wenzhou city,zhejiang china
Contact Person
BAIN SHEN