Industrial Grade Monel 400 Round Steel Corrosion Proof, High
Temperature Tolerance, Smooth Surface Finish, Ready for Immediate
Use
Product Overview
Our industrial grade Monel 400 round steel represents the pinnacle
of ready-to-use nickel-copper alloy solutions for demanding
industrial applications. This corrosion-proof material combines
exceptional resistance to aggressive chemicals with remarkable
high-temperature performance, all presented with a superior surface
finish that requires minimal preparation before implementation.
Manufactured to exacting standards and available from stock, this
round bar solution offers immediate deployment capabilities for
maintenance, repair, and operations (MRO) needs across various
industries.
Key Product Advantages
Immediate Deployment Ready
Unlike conventional alloy products that require extensive
preparation, our Monel 400 round steel arrives ready for immediate
use. Each bar features a precision-turned surface finish of 125-250
microinches (3.2-6.3 μm) Ra, significantly reducing machining time
and material waste. The bars are thoroughly cleaned, oiled, and
protected with VCI (Vapor Corrosion Inhibitor) packaging to ensure
perfect condition upon arrival.
Exceptional Corrosion Proof Performance
This industrial grade Monel 400 provides outstanding resistance to
both oxidizing and reducing agents. The material demonstrates
superior performance in:
Acidic environments: Hydrofluoric, sulfuric, and phosphoric acids
Alkaline solutions: Various concentrations and temperatures
Saltwater and marine atmospheres: Full immersion and splash zones
Chemical processing media: Wide range of organic and inorganic
compounds
The alloy's corrosion rate in flowing seawater remains below 0.001
inches per year (0.025 mm/year), ensuring long-term reliability in
marine applications.
High Temperature Tolerance
Monel 400 maintains excellent mechanical properties across a broad
temperature spectrum:
Continuous service: -200°F to 1000°F (-129°C to 538°C)
Short-term exposure: Up to 1200°F (649°C)
Cryogenic applications: Full toughness maintained at -320°F
(-196°C)
Thermal cycling resistance: Excellent performance under repeated
temperature variations
Technical Specifications
Chemical Composition (ASTM B164 Compliant)
Nickel (Ni + Co): 63.0% minimum
Copper (Cu): 28.0-34.0%
Iron (Fe): 2.5% maximum
Manganese (Mn): 2.0% maximum
Carbon (C): 0.3% maximum
Silicon (Si): 0.5% maximum
Sulfur (S): 0.024% maximum
Mechanical Properties (As-Delivered Condition)
Tensile Strength: 70,000-85,000 psi (483-586 MPa)
Yield Strength (0.2% Offset): 25,000-45,000 psi (172-310 MPa)
Elongation in 2": 35-50%
Hardness: Rockwell B 65-85
Modulus of Elasticity: 26 x 10⁶ psi (179 GPa)
Physical Properties
Density: 0.319 lb/in³ (8.83 g/cm³)
Melting Range: 2370-2460°F (1300-1350°C)
Thermal Conductivity: 15.5 BTU·in/hr·ft²·°F (22.4 W/m·K)
Electrical Resistivity: 294 ohm-circular mil/ft (0.49 μΩ·m)
Available Inventory & Sizes
Immediate Stock Availability
We maintain extensive inventory of ready-to-ship Monel 400 round
steel in various sizes and conditions:
Standard Stock Sizes:
Diameters: 1/4" to 8" (6mm to 200mm)
Lengths: 12' random mill lengths, cut lengths upon request
Tolerance: Hot-rolled ±1/64", Cold-drawn ±0.002"
Surface Finish: 125-250 μin Ra turned finish
Special Size Range:
Oversized diameters: Up to 12" (300mm) available
Precision ground: ±0.0005" tolerance available
Custom lengths: Cut to size with deburred ends
Industry Applications
Chemical Processing
Pump shafts and impellers for acid handling
Valve components in corrosive service
Mixer shafts and agitators
Heat exchanger components
Marine & Offshore
propeller shafts and stern tubes
Marine fasteners and hardware
Desalination plant components
Offshore platform equipment
Oil & Gas Industry
General Industrial
Fasteners and bolts for high-temperature service
Bushings and bearings
Chemical processing equipment
Power generation components
Quality Assurance & Certification
Comprehensive Quality Control
Every shipment of our industrial grade Monel 400 round steel
includes complete documentation and certification:
Mill Test Reports: ASTM B164 compliance
Chemical Analysis: Spectrographic verification
Mechanical Testing: Full compliance certification
Surface Quality: Visual and dimensional inspection
Traceability: Full material history from melt to final product
Certifications & Compliance
ASTM B164 Standard Specification
ASME SB-164 Boiler Code Compliance
NACE MR0175/ISO 15156 Sour Service
ISO 9001:2015 Quality Management
RoHS Compliance
Competitive Advantages
Ready for Immediate Use
Pre-machined surface finish reduces processing time
Clean, oiled, and protected surface condition
Straightness within 1/8" per foot (10mm per meter)
Ends deburred and prepared for machining
Technical Support Services
Material selection assistance
Machining and fabrication recommendations
Application engineering support
Emergency delivery services
Supply Chain Reliability
Large inventory maintained at all times
Multiple distribution centers worldwide
Emergency cut-off services available
Just-in-time delivery capabilities
Why Choose Our Industrial Grade Monel 400?
Quality Consistency
Our material undergoes rigorous quality checks ensuring:
Consistent mechanical properties throughout each bar
Uniform chemical composition batch to batch
Superior surface finish quality
Dimensional accuracy within specified tolerances
Performance Reliability
Proven track record in critical applications
Excellent machinability and fabricability
Consistent performance across temperature ranges
Long-term corrosion resistance documentation
Value Added Services
Technical support from experienced metallurgists
Custom cutting and machining services
Competitive pricing with volume discounts
Global logistics support and export packaging
Ordering Information
Stock Availability
Most standard sizes are available for immediate shipment from our
warehouses. Custom sizes and special processing typically ship
within 3-5 business days.
Packaging Options
Standard: Wood crates with VCI protection
Export: Heavy-duty packaging for international shipments
Special: Individual bar protection for critical surfaces
Global Logistics
Worldwide shipping capability
Export documentation preparation
Competitive freight rates
Tracking and delivery confirmation
