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P460NH | Pressure Vessel Steel

P460NH | Pressure Vessel Steel

P460NH is a high-strength, fine-grain steel from the European standard EN 10028-3, designed for pressure vessels. “P” stands for pressure, “460” refers to a minimum yield strength of 460 MPa, and “NH” indicates suitability for high-temperature use and that the material is normalized (N) or normalized rolled (N) for improved toughness and strength. It provides good weldability, toughness, and heat resistance, making it ideal for pressure vessels, boilers, and heat exchangers. Equivalent grades include DIN WStE460, AFNOR E460FP, GB Q460R, and GOST 18G2. Subgrades like P460NL1 and P460NL2 are used in low-temperature conditions.

Description

What is P460NH?

P460NH is a high-strength pressure vessel steel composed primarily of iron, with approximately 0.16% carbon, 1.10-1.70% manganese, and small amounts of silicon, phosphorus, and sulfur. It is a fine-grain steel usually supplied as solid plates. This steel is hot-rolled to enhance its mechanical properties; known for its good toughness, weldability, and heat resistance, it is used in pressure vessels, boilers, and heat exchangers.

Why Choose P460NH Pressure Vessel Steel?

If you’re seeking high-strength steel for pressure vessels in high-pressure and high-temperature environments, P460NH is an excellent choice. It provides the ideal combination of strength and toughness for demanding applications. Its excellent weldability ensures easier fabrication and repairs, helping to reduce downtime and costs. P460NH is known for its resistance to heat and pressure, offering enhanced safety and durability. It’s versatile, with subgrades like P460NL1 and P460NL2 for low-temperature conditions. If your project requires greater corrosion resistance or higher toughness, consider alternatives like P355NH or 16Mo3 for specific applications. Choosing P460NH gives you a trusted, high-performance material used in industries such as energy, petrochemical, and manufacturing.

Product Specification

Category Details
Quality Standard EN 10028-3, GB 150, JIS G 3103, ASTM A516, DIN 17155, BS 1501
Certifications CE, HIC, NACE, ISO 9001, AD 2000-W0, PED, ASME Section II, LR, DNV, BV, SGS
Thickness 6-150mm
Width 900-4800mm
Length 3000-25000mm
Weight Depends on length and width
Tolerances Thickness Tolerance (±0.5, ±1.0, ±1.5, ±2.0, ±2.5), Width Tolerance (±5mm), Length Tolerance (±10mm)
Technology Hot Rolled
Processing Service Bending, Welding, Decoiling, Cutting, Punching
Shapes Pressure Vessel Steel Plate, Pressure Vessel Steel Sheet, Pipes, Profiles
MOQ (Minimum Order Quantity) 5 tons (according to the actual tonnage)
Lead Time Typically 7-20 days
Price Terms & Payment Based on customer requirements, T/T, L/C
Ports Qingdao, Lianyungang, Dalian
Export Countries Southeast Asia, Central Asia, Europe, Russia, South America, Middle East, etc.
Shipping Method Offers Sea, Air and Customised Shipping

Chemical Compositions

ElementP460NH Content (%)P460NL1 Content (%)P460NL2 Content (%)
Carbon, Cmax 0.20max 0.20max 0.20
Silicon, Simax 0.60max 0.60max 0.60
Manganese, Mn1.10 – 1.701.10 – 1.701.10 – 1.70
Nickel, Nimax 0.80max 0.80max 0.80
Phosphorus, Pmax 0.025max 0.025max 0.020
Sulfur, Smax 0.015max 0.015max 0.01
Chromium, Crmax 0.30max 0.30max 0.30
Molybdenum, Momax 0.10max 0.10max 0.10
Vanadium, Vmax 0.20max 0.20max 0.20
Nitrogen, Nmax 0.025max 0.020max 0.020
Niobium, Nbmax 0.05max 0.05max 0.05
Titanium, Timax 0.03max 0.03max 0.03
Aluminum, Almax 0.02max 0.02max 0.02
Copper, Cumax 0.70max 0.70max 0.70
Nb + Ti + V< 0.22< 0.22< 0.22

Mechanical Properties

kness Range (mm)Tensile Strength (MPa/ksi)Yield Strength (MPa/ksi)Brinell Hardness (HB)Rockwell Hardness (HRB)Vickers Hardness (HV)Elongation (%)Elastic Modulus (GPa/ksi)Impact Energy (KV J) min (-20°C / 0°C / +20°C)
6 – 16570-720 / 82.7-104.4460 / 66.7140-20070-95130-19022-25210 / 3045727 / 40 / 60
16 – 40570-720 / 82.7-104.4440 / 63.8140-20070-95130-19021-23210 / 3045727 / 40 / 60
40 – 60570-720 / 82.7-104.4430 / 62.4140-20070-95130-19020-22210 / 3045727 / 40 / 60
60 – 100570-720 / 82.7-104.4410 / 59.5140-20070-95130-19019-21210 / 3045727 / 40 / 60
100 – 150570-720 / 82.7-104.4400 / 58.0140-20070-95130-19018-20210 / 3045727 / 40 / 60
>150570-720 / 82.7-104.4390 / 56.6140-20070-95130-19016-18210 / 3045727 / 40 / 60

Data After Normalized Processing

 

Thickness Range (mm)Tensile Strength (MPa/ksi)Yield Strength (MPa/ksi)Brinell Hardness (HB)Rockwell Hardness (HRB)Vickers Hardness (HV)Elongation (%)Elastic Modulus (GPa/ksi)Impact Energy (KV J) min (-20°C / 0°C / +20°C)
6 – 16590-740 / 85.6-107.3470 / 68.2150-21072-97140-20024-26210 / 3045730 / 45 / 65
16 – 40590-740 / 85.6-107.3450 / 65.3150-21072-97140-20023-25210 / 3045730 / 45 / 65
40 – 60590-740 / 85.6-107.3440 / 63.8150-21072-97140-20022-24210 / 3045730 / 45 / 65
60 – 100590-740 / 85.6-107.3420 / 60.9150-21072-97140-20021-23210 / 3045730 / 45 / 65
100 – 150590-740 / 85.6-107.3410 / 59.5150-21072-97140-20020-22210 / 3045730 / 45 / 65
>150590-740 / 85.6-107.3400 / 58.0150-21072-97140-20018-20210 / 3045730 / 45 / 65

Industries & Applications

IndustriesProducts
Power GenerationBoilers, Heat Exchangers, Steam Drums, Pressure Tanks, Reactors
Oil & GasStorage Tanks, Separators, Pressure Vessels, Pipelines, Gas Compressors
Chemical ProcessingReactors, Heat Exchangers, Storage Tanks, Pressure Filters, Distillation Columns
Petrochemical IndustryPressure Vessels, Catalytic Cracking Units, Storage Tanks, Heat Exchangers, Reactors
Marine EngineeringShip Boilers, Ballast Tanks, Heat Exchangers, Pressure Cylinders, Desalination Equipment
Aerospace IndustryFuel Tanks, Pressure Chambers, Engine Components, Heat Exchangers, Structural Frames
ConstructionStructural Columns, Support Beams, Pressure Tanks, Reinforcement Plates, Roof Trusses
Automotive ManufacturingFuel Tanks, Pressure Cylinders, Hydraulic Components, Heat Exchangers, Structural Panels
Food and Beverage IndustryStorage Tanks, Pressure Vessels, Pasteurizers, Steam Vessels, Sterilizers

Packing

At SteelPRO Group, we ensure that P460NH steel is packed and transported with the highest standards to maintain product integrity and customer satisfaction.

Enhanced Protection:
SteelPRO Group uses industry-standard wooden crates, steel strapping, and waterproof wrapping for optimal protection during transportation.

Preventing Corrosion:
We apply anti-rust coatings and use moisture-resistant materials in the packing process, safeguarding P460NH steel from environmental exposure.

Minimized Damage Risk:
Our packaging methods include reinforced edges and impact-resistant materials to prevent deformation and surface damage during transit.

Customized Solutions:
SteelPRO Group offers tailored packing options based on customer needs, ensuring that each shipment is handled with the appropriate care for safe delivery.

Machining

P460NH Heat Treatment

Here are the P460NH steel forms we offer at SteelPRO Group:

  • Normalized P460NH: The standard form, providing consistent mechanical properties and toughness for pressure vessel applications.
  • Stress-Relieved P460NH: Used to reduce residual stresses after welding or fabrication, ensuring long-term durability and stability.
  • Tempered P460NH: Adjusted for specific hardness and strength requirements, making it suitable for customized applications.
  • As-Rolled P460NH: Available without additional heat treatment, suitable for projects where basic properties meet your needs.

These options allow you to choose the right form of P460NH for your specific project requirements.

P460NH Surface Finish

  • Shot Blasting/Sandblasting: Cleans the surface, removes rust, and prepares for coatings.
  • Pickling and Passivation: Removes oxides, improves corrosion resistance.
  • Galvanization: Adds zinc coating for corrosion protection in certain environments.
  • Anti-corrosion Paint Coating: Protects against corrosion in marine or chemical conditions.
  • Cladding: Bonds a corrosion-resistant layer for extreme chemical or high-temperature resistance.
  • Phosphating: Enhances paint adhesion and reduces surface wear.
  • Heat-resistant Coatings: Protects against scaling and oxidation at high temperatures.

Custom surface treatment requirements can be accommodated upon request.

Disclaimer 
The above information on heat treatment options and surface finish processes for P460NH steel reflects the services provided by SteelPRO Group. The suitability of these services for your specific applications may vary depending on project requirements and conditions. We recommend consulting with our technical team or a metallurgical expert to ensure the right treatment and finishing are selected for optimal performance. SteelPRO Group assumes no liability for the application of this information without proper consultation.

P460NH Pressure Vessel Steel Supplier

The workers are visiting factory
  1. Unmatched Pricing and Dedicated Support
    We offer the most competitive pricing, backed by a dedicated after-sales team committed to resolving any issues promptly.
  2. Premium Materials and Consistent Production
    Our supply chain ensures only the finest raw materials are used, with stable production to meet even the most demanding orders.
  3. Extensive Product Range and Precision Processing
    We offer a comprehensive range of products, supported by advanced processing technologies that ensure precise and reliable results for any project.
  4. Strict Quality Control and Certified Testing
    Every product undergoes stringent quality control and factory testing, ensuring it meets the highest industry standards for performance and safety.
  5. Tailored Solutions, Secure Packaging, and Transparent Logistics
    We provide fully customizable products with protective packaging, ensuring safe delivery, and our transparent logistics keep you informed at every step.

Our Service

SteelPRO Group – manufacturer and solution provider for special steel, offering multi-industry application solutions and customised services, 100% quality free, accompanying customers in their growth!

Our Quality Control

  • Roundness
  • Tolerance
  • Microstructure
  • Non-Destructive Testing
  • Destructive Testing
  • Process Control

Service Integration Processing

  • Welding
  • Metal Fabrication
  • CNC Machining
  • Lathe
  • Forming

What Is The Typical Lead Time For Delivery Of P460NH Steel Plates After Heat Treatment?

The typical lead time for delivery is 7-15 days, depending on the size of the order and any specific heat treatment requirements.

Can P460NH Be Customized For Low-Temperature Applications, And What Specific Certifications Are Available For Such Cases?

Yes, P460NH can be customized for low-temperature applications, particularly with subgrades like P460NL1 and P460NL2. Certifications such as EN 10204 3.1/3.2, CE, and NACE are available.

Can You Provide Material Test Certificates (MTC) And Inspection Documents With Each Delivery?

Yes, Material Test Certificates (MTC) in compliance with EN 10204 standards, along with inspection documents, are provided with every delivery.

What Are The Payment Terms For Bulk Orders Of P460NH Steel Plates?

Payment terms typically include T/T (Telegraphic Transfer) or L/C (Letter of Credit), with specific details arranged according to order size and your requirements.

Are There Any Specific Packaging Requirements For International Shipping Of P460NH?

Yes, P460NH steel plates are typically packaged using seaworthy wooden pallets or crates, with waterproof wrapping to prevent moisture damage, and steel straps with edge protectors to secure the plates and avoid surface or edge damage during transit.

Can We Receive Regular Stock Updates Or Inventory Availability For P460NH?

Absolutely, regular stock updates and inventory availability can be provided upon request to help manage procurement schedules effectively.

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