Monel Plate Specifications

The table below outlines the complete technical specifications for Monel plates, covering applicable standards, available grades, dimensional ranges, surface finishes, and more.

Parameter Details
Standard ASTM B127 / ASME SB-127
Thickness Range 4.76 mm to 101.6 mm
Width Range Up to 1829 mm (72")
Length Range Up to 4877 mm (192")
Form Hot Rolled Plate, Cold Rolled Sheet
Surface Finish Hot Rolled, Cold Rolled, Annealed & Pickled, Mill Finish

Available Monel Plate Sizes

The table below displays the standard sizes and dimensions available for Monel plate.

Parameter Plate
Thickness Range 4.76 mm to 101.6 mm (3/16" to 4")
Indian Market Stock 2.5 mm to 100 mm
Standard Width Up to 1829 mm (72")
Standard Length Up to 4877 mm (192")

Monel Plate Price

Monel plate prices start from ₹1,200 and go up to ₹3,000 per kg in India and USD 30 to 60 per kg (bulk) in the US. Final prices depend on grade, thickness, dimensions, quantity, and current nickel market rates. Import duties, surface finish requirements and certification needs such as mill test reports can also influence the final cost. Contact Sachiya Steel International for a competitive quote for your requirements.

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Monel Plate Grades

We provide Monel plates in the following grade:.

Monel 400 Plate

Monel 400 plate is the primary plate grade, a solid-solution-strengthened nickel-copper alloy hardened only by cold working. Tensile strength is 70 ksi (485 MPa) with 35% elongation. It resists seawater, hydrofluoric acid and sulphuric acid up to 1000°F.

Monel Plate Forms

Monel plates are supplied in 2 forms, as listed below.

Hot Rolled Monel Plates

Hot Rolled Monel Plates

Cold Rolled Monel Plates

Cold Rolled Monel Plates

Industrial Applications of Monel Plates

Monel plates serve in seawater piping systems and offshore platform components exposed to brackish and salt water.

Marine & Offshore Engineering

Monel plates serve in marine and coastal structures such as seawater piping systems and offshore platform components exposed to brackish and salt water.

Chemical & Hydrocarbon Processing

Chemical plants use Monel plates for reactor vessels, heat exchangers, and processing equipment, specifically when handling hydrofluoric acid and sulfuric acid.

Oil & Gas Equipment

Monel plates are used for manufacturing wellhead parts, valves, and downhole equipment, especially for sour gas service and offshore environments.

Heat Exchangers & Pressure Vessels

Monel plate is used for tubesheet plates and baffles in heat exchangers. Its thermal conductivity of 21.8 W/m·K supports efficient heat transfer.

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Monel Plates vs Alternative Alloy Plates

TMonel plates are compared to other alloy plates in the following table. Monel plates offer corrosion resistance due to their nickel-copper composition, and they are more affordable than Inconel 625, Hastelloy C276 and SS 316L.

Monel is the cost-effective choice for seawater and hydrofluoric acid service.

Property Monel 400 Inconel 625 Hastelloy C276 316L SS
Primary Elements Ni-Cu Ni-Cr-Mo Ni-Mo-Cr Fe-Cr-Ni-Mo
Tensile Strength (min) 70 ksi (480 MPa) 120 ksi (827 MPa) 100 ksi (690 MPa) 70 ksi (485 MPa)
Seawater Resistance Excellent Excellent Excellent Moderate
HF Acid Resistance Excellent Limited Good Poor
Relative Cost Moderate High Very High Low

Shipping & Packaging

Main export packaging setup Heavy-duty wooden boxes Packing
Export Packaging Standard

We strictly follow seaworthy export handling standards to protect Monel Plates from transit damage, moisture ingress, and surface contamination during long-distance dispatch.

  • Heavy-duty wooden boxes with moisture barrier lining
  • HDPE stretch film wrapping on all bundles
  • Plastic end caps on threaded and plain-end plate
  • Silica gel desiccants to minimize moisture exposure
  • ISPM-15 fumigated wooden packaging for export
shipping preparation Plate Bundle Yard Staging
Shipping packaging Container End-Cap Protection
Shipping stock Wrapped Export-Ready Bundles

We Export Worldwide

Sachiya Steel International supplies monel products to major industrial markets across North America, Europe, the Middle East, Asia and Africa with export-ready documentation and logistics support.

  • USA flagUSA
  • Canada flagCanada

Frequently Asked Questions

What is the ASTM standard for Monel Plates? +
The ASTM standard is ASTM B127, with the ASME equivalent being SB-127.
What are the standard thicknesses available for Monel plates? +
Monel plates are stocked from 3/16 inch (4.76 mm) to 4 inches (101.6 mm).
What is the price of Monel plates per kg? +
Prices of Monel plates range from INR 1,200 to 3,000 per kg in India and USD 30 to 60 per kg (bulk) in the US. Pricing varies by grade and specification.
Can Monel plates be welded? +
Monel plates can be welded using GTAW (TIG) and GMAW (MIG) with ERNiCu-7 filler wire. Pre-heating isn't required.
How do I calculate the weight of a Monel plate? +
To find plate weight (kg), multiply thickness, width, and length (mm), then multiply by 8.84 (density) and divide by 1,000,000.
Are Monel plates magnetic? +
Monel plates are slightly magnetic at room temperature. The magnetic response increases at lower temperatures.
What industries use Monel plates? +
Monel plates serve the marine engineering, chemical processing, oil and gas, and power generation sectors.
What is the density of Monel plates? +
Monel plates have an average density of 8.84 g/cm³ (0.319 lb/in³).

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