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ASTM B409 Incoloy 800H Round Bar Precision-Machined Alloy Rod for Petrochemical & Power Sectors
| Place of Origin | China |
|---|---|
| Brand Name | DELTA |
| Certification | ISO |
| Model Number | incoloy 800H |
| Minimum Order Quantity | 10 kgs |
| Price | 12-20 USD/Kg |
| Packaging Details | standard packing for export |
| Delivery Time | 5 - 12 days based on the quantity |
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 3 Ton per week |
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xProduct Details
| Products | Incoloy 800H Round Bar | Grade | Incoloy 800H |
|---|---|---|---|
| Diameter | 10 - 350mm | Length | Custom Cutting Any Length As Request |
| Standard | ASTM EN | Service | Cutting |
| Loading Port | Shanghai Port | Surface | Black, Bright |
| Highlight | ASTM B409 Incoloy 800H round bar,precision-machined nickel alloy rod,Incoloy 800H petrochemical power sector rod |
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Product Description
Products Specification
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Standard
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AISI, ASTM, BS, DIN, GB, JIS
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Grade
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Monel series: 400 K500
Inconel series: 600 601 625 718 725 Incoloy series: 800 800H 825 925 Hastelloy series: B,B2,B3,C,C-276,C-4,C-22 Pure: Ni200, Ni201 |
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Specifications
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Round bar
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Diameter:4~300mm
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Flat bar
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Thickness
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1.0~100mm
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Width
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1~1500mm
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Square bar
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Size: 4*4-100*100mm
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Length
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2m, 5.8m, 6m, or as required.
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Surface
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Black, peeled, polishing, bright, sand blast, hair line, etc.
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Price Term
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Ex-work, FOB, CFR, CIF, etc.
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Delivery Time
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Standard size is in stock,prompt delivery or as order's quantity.
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ASTM B409 Incoloy 800H Round Bar Precision-Machined Alloy Rod for Petrochemical & Power Sectors
In the petrochemical and power generation sectors, equipment reliability under extreme conditions directly impacts operational safety and productivity. High temperatures, corrosive media, and sustained mechanical stress pose severe challenges to structural materials, making the selection of high-performance alloys critical. The ASTM B409-compliant Incoloy 800H round bar, a precision-machined nickel-iron-chromium alloy rod, emerges as a premier solution, delivering unmatched stability and durability in harsh industrial environments.
Core Material Characteristics: The Foundation of Performance
Incoloy 800H (UNS N08810, W. Nr. 1.4958) features a face-centered cubic lattice structure optimized through precise chemical composition control and specialized heat treatment. Its unique formulation balances nickel, chromium, and iron with trace elements to achieve superior performance metrics that outperform conventional stainless steels and even other nickel-based alloys.
The chemical composition, strictly regulated by ASTM B409, is fundamental to its properties. Nickel (30-35%) enhances resistance to stress corrosion cracking in aqueous environments, while chromium (19-23%) provides exceptional oxidation and pitting corrosion protection. The controlled carbon content (0.05-0.10%) and balanced titanium-to-carbon ratio improve structural stability and prevent sensitization, critical for long-term service in high-heat conditions. Trace additions of aluminum and titanium (each 0.15-0.60%, with a combined minimum of 0.85%) further enhance high-temperature strength and creep resistance.
Key Physical & Mechanical Properties (ASTM B409 Compliance)
| Property Category | Specific Parameter | Value |
|---|---|---|
| Physical Properties | Density | 8.0 g/cm³ (0.287 lb/in³) |
| Melting Range | 1350-1400°C (2475-2525°F) | |
| Room Temperature Mechanics | Tensile Strength (Rm) | ≥450 N/mm² (65 ksi) |
| Yield Strength (Rp0.2) | ≥180 N/mm² (26 ksi) | |
| Elongation (A5%) | ≥35% | |
| Brinell Hardness (HB) | ≤210 | |
| High-Temperature Mechanics (1400°F/760°C) | Tensile Strength | ≥450 MPa (65 ksi) |
| Yield Strength | ≥170 MPa (25 ksi) | |
| 10,000-Hour Creep Rupture Strength | 7.3 ksi |
Data compiled from ASTM B409 specifications and material performance testing
Precision Machining: Engineering for Critical Applications
Beyond inherent material excellence, our Incoloy 800H round bars undergo advanced precision machining to meet the tight tolerances required in petrochemical and power equipment. We adhere to ASTM B409’s dimensional standards while implementing additional process controls:
- Dimensional Accuracy: Diameter tolerances as tight as ±0.005mm and straightness within 0.02mm/m, ensuring seamless integration into high-precision assemblies like heat exchanger tubesheets and reactor internals.
- Surface Finish: Precision grinding achieves Ra 0.8μm or better, reducing corrosion initiation points and facilitating secure welding and sealing.
- Heat Treatment Optimization: Post-machining solution annealing at 1100°C+ followed by controlled cooling eliminates machining stresses and refines the grain structure (ASTM 5 or coarser), maximizing creep resistance.
- Quality Validation: 100% dimensional inspection, ultrasonic testing for internal defects, and chemical composition verification via spectrometry ensure compliance with ASTM B409 and customer specifications.
Application Advantages in Petrochemical & Power Sectors
The unique combination of material properties and precision machining makes these alloy rods indispensable in two of the most demanding industrial sectors:
Petrochemical Industry
In oil refining, ethylene production, and chemical processing, equipment faces aggressive media (acids, chlorides, hydrogen) and temperatures up to 900°C. Incoloy 800H round bars excel in:
- Ethylene Cracking Furnaces: Used for radiant coil supports and 急冷锅炉 tubes, resisting carburization and thermal cycling stresses.
- Hydrogenation Reactors: Withstands high-pressure hydrogen environments without embrittlement, outperforming Inconel 600 in stress corrosion resistance.
- Acid Processing Equipment: Provides superior corrosion resistance to nitric and organic acids compared to standard austenitic stainless steels.
Power Generation
Fossil fuel, nuclear, and concentrated solar power plants rely on materials that maintain integrity under prolonged high-temperature operation:
- Nuclear Power: Used in steam generators and primary coolant system components, compliant with ASME SB-409 for nuclear-grade materials.
- Fossil Fuel Plants: Serves as superheater tube supports and turbine bypass system components, withstanding 1100°C peak temperatures and cyclic loading.
- Renewable Energy: Deployed in solar thermal systems’ heat transfer loops, offering stable performance in 700-900°C thermal storage environments.
Compliance & Quality Assurance
Our ASTM B409 Incoloy 800H round bars meet global industry standards, including ASME SB-409, EN 10216-5, and DIN 17459, ensuring compatibility with international project requirements. Each batch is accompanied by a comprehensive mill test report (MTR) documenting:
- Chemical composition verification against ASTM B409 limits
- Mechanical properties at room and elevated temperatures
- Heat treatment records and grain size analysis
- Non-destructive testing results (ultrasonic, magnetic particle)
Why Choose Our Precision-Machined Incoloy 800H Round Bars?
- ASTM B409 Compliance: Guaranteed adherence to stringent material and performance standards, eliminating supply chain risks.
- Long-Term Cost Efficiency: Extended service life (typically 2-3x longer than 316 stainless steel in high-heat environments) reduces maintenance and replacement costs.
- Application Expertise: Technical support tailored to petrochemical and power sector needs, including welding guidance (recommending ER NiCr-3 or ERNiCrCoMo-1 fillers) and heat treatment consultation.
- Customization: Available in diameters from 10mm to 200mm, with cut-to-length options and specialized surface treatments per customer requirements.
For critical components in extreme industrial environments, the ASTM B409 Incoloy 800H precision-machined round bar delivers unmatched reliability. Backed by rigorous quality control and application-specific engineering, it is the material of choice for petrochemical and power companies committed to operational excellence.
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