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High Corrosion Resistant Monel400 Round Bar for Marine Chemical Industrial Applications
| Lieu d'origine | CHINE |
|---|---|
| Nom de marque | DELTA |
| Certification | ISO |
| Numéro de modèle | Monel 400 |
| Quantité de commande min | 10 kg |
| Prix | 20 - 35 USD/Kg |
| Détails d'emballage | Emballage standard pour l'exportation |
| Délai de livraison | 5 - 12 jours en fonction de la quantité |
| Conditions de paiement | L / C, T / T, Western Union |
| Capacité d'approvisionnement | 3 tonnes par semaine |
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xDétails sur le produit
| Produits | Monel 400 Bar ronde | Grade | Monel 400 |
|---|---|---|---|
| Diamètre | 10 - 350mm | Longueur | coupe personnalisée de toute longueur sur demande |
| Standard | Astm en | Service | Coupe |
| Port de chargement | Port de Shanghai | Surface | Noir, Brillant |
Description de produit
High Corrosion Resistant Monel400 Round Bar for Marine Chemical Industrial Applications
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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Package
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Export standard package, bundled or be required.
The inner size of container is below: 20ft GP: 5.9m(length) x 2.13m(width) x 2.18m(high)about 24-26CBM 40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high) about 54CBM 40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high) about 68CBM |
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High Corrosion Resistant Monel400 Round Bar for Marine Chemical Industrial Applications
Monel 400 round bar is a premium nickel-copper alloy product renowned for its exceptional corrosion resistance, mechanical stability, and adaptability to harsh operating environments—making it a cornerstone material in marine and chemical industrial sectors. Below is a comprehensive overview of its parameters, properties, standards, key features, equivalent grades, and typical applications.
1. Chemical Composition (Key Parameters)
The superior performance of Monel 400 round bar stems from its precisely controlled chemical composition, which balances nickel (the primary corrosion-resistant element) and copper (for enhanced ductility and strength). The composition adheres to strict industrial specifications, with typical ranges as follows:
| Element | Content Range (%) | Function |
|---|---|---|
| Nickel (Ni) | 63.0 – 70.0 | Core element for resistance to seawater, acids, and alkalis; ensures alloy stability. |
| Copper (Cu) | 28.0 – 34.0 | Improves ductility, machinability, and resistance to reducing acids (e.g., sulfuric acid). |
| Iron (Fe) | ≤ 2.5 | Enhances mechanical strength without compromising corrosion resistance. |
| Manganese (Mn) | ≤ 2.0 | Boosts workability and prevents brittleness during processing. |
| Carbon (C) | ≤ 0.3 | Controls grain structure; low content minimizes carbide precipitation (avoids corrosion weak points). |
| Silicon (Si) | ≤ 0.5 | Aids in casting/forging processes; maintains alloy purity. |
| Sulfur (S) | ≤ 0.024 | Reduces hot cracking risk during fabrication. |
2. Mechanical Properties
Monel 400 round bar exhibits excellent mechanical performance across a wide temperature range (-200°C to 480°C), making it suitable for both low-temperature marine environments and high-temperature chemical processing. Typical properties (annealed condition, for general industrial use) are listed below:
| Property | Unit | Typical Value | Test Standard |
|---|---|---|---|
| Tensile Strength | MPa | ≥ 550 | ASTM B164 |
| Yield Strength (0.2% offset) | MPa | ≥ 240 | ASTM B164 |
| Elongation (in 50mm) | % | ≥ 35 | ASTM B164 |
| Hardness (Brinell) | HB | ≤ 150 | ASTM E10 |
| Modulus of Elasticity | GPa | 179 | - |
| Density | g/cm³ | 8.80 | - |
Note: For specialized applications (e.g., high-pressure valves), cold-worked Monel 400 round bar can be supplied, with tensile strength increased to 700–800 MPa and yield strength up to 450–550 MPa (at the cost of slightly reduced elongation).
3. Industrial Standards
Monel 400 round bar is manufactured and inspected in compliance with globally recognized standards to ensure consistency and reliability. The most widely adopted standards include:
- ASTM (American Society for Testing and Materials):
- ASTM B164: Standard Specification for Nickel-Copper Alloy (Monel) Rod, Bar, and Wire
- ASTM B865: Standard Specification for Seamless Nickel and Nickel-Alloy Pipe and Tube (relevant for derived components from round bars)
- ASME (American Society of Mechanical Engineers):
- ASME SB-164: Boiler and Pressure Vessel Code (BPVC) certification for pressure-containing applications (e.g., chemical reactors)
- ISO (International Organization for Standardization):
- ISO 6208: Nickel and nickel alloys — Rod, bar and wire
- DIN (Deutsches Institut für Normung, German Standard):
- DIN 17750: Nickel and nickel-base alloys — Rods and bars
4. Key Features
Monel 400 round bar’s popularity in marine and chemical industries is driven by five core advantages:
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Exceptional Corrosion Resistance
It resists pitting, crevice corrosion, and stress corrosion cracking (SCC) in aggressive media, including:- Seawater (and salt spray) — ideal for marine hull components, propeller shafts, and offshore platform parts.
- Reducing acids (e.g., dilute sulfuric acid, hydrochloric acid) and alkalis (e.g., sodium hydroxide).
- Organic compounds (e.g., methanol, ethanol) and industrial solvents.
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Broad Temperature Adaptability
It retains mechanical strength at cryogenic temperatures (-200°C, suitable for LNG marine storage) and maintains stability at elevated temperatures (up to 480°C, for chemical distillation columns). -
Superior Ductility and Machinability
The alloy’s high elongation (≥35%) allows easy fabrication (e.g., forging, bending, welding) into complex shapes (e.g., valves, flanges). It can be machined with standard tools (using lubricants to prevent work hardening). -
Excellent Weldability
It supports common welding methods (TIG, MIG, submerged arc welding) without losing corrosion resistance—critical for assembling large marine structures or chemical process pipelines. -
Long-Term Durability
Low susceptibility to oxidation and erosion ensures a long service life (often 10–20 years in marine/chemical environments), reducing maintenance costs and downtime.
5. Equivalent Grades
Monel 400 is known by different designations across regions and standard systems. Below are its most common equivalent grades for global procurement:
| Standard System | Equivalent Grade | Country/Region |
|---|---|---|
| ASTM/ASME | Monel 400 | USA |
| UNS (Unified Numbering System) | N04400 | USA/Global |
| ISO | NiCu30Fe | International |
| DIN | 2.4360 | Germany |
| BS (British Standards) | NA12 | UK |
| JIS (Japanese Industrial Standards) | NW4400 | Japan |
6. Applications in Marine & Chemical Industries
Leveraging its corrosion resistance and mechanical performance, Monel 400 round bar is a preferred material for the following critical components:
Marine Industry
- Offshore platform parts: Bolts, nuts, and structural supports (resist seawater corrosion and wave impact).
- Shipbuilding components: Propeller shafts, rudder stock, and seawater cooling system pipes (withstand long-term immersion in saltwater).
- Marine valves and pumps: Valve stems, impellers, and housings (prevent pitting from seawater and marine organisms).
Chemical Industry
- Chemical process equipment: Reactor internals, heat exchanger tubes, and agitator shafts (resist acids, alkalis, and organic solvents).
- Acid handling systems: Pipes, fittings, and pump casings for transporting sulfuric acid, hydrochloric acid, and phosphoric acid.
- Pharmaceutical and food processing: Tanks, mixers, and conveyor parts (non-toxic, corrosion-resistant, and easy to clean).
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