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431 Stainless Steel Plate

431 Stainless Steel Plate

SteelPRO Group is a reliable supplier of 431 Stainless Steel Plate from China:

We offer 431 Stainless Steel plates, 431 hot rolled plates, 431 cold rolled plates, 431 annealed plates, 431 polished plates, 431 satin finish plates, 431 mill finish plates, 431 brushed plates, and 431 etched plates. We provide customizable processing methods, including cutting, bending, welding, grinding, polishing, drilling, punching, laser cutting, heat treatment, water jet cutting, and shearing.

Standard

ASTM A240

Grade

1Cr17Ni2, SUS431, X29CrMo13-4

Length

6000 mm (236.22 in) to 12000 mm (472.44 in), Customized

Thickness

10 mm (0.39 in), 12 mm (0.47 in), 15 mm (0.59 in), 20 mm (0.79 in), 3 mm (0.12 in), 6 mm (0.24 in), Customized

Width

1000 mm (39.37 in), 1200 mm (47.24 in), 1500 mm (59.06 in), 2000 mm (78.74 in)

Surface Finish

2B, BA, Brushed, Etched, HL, Mirror, No.1, No.4, Polished, Satin

Technique

Annealing, Bending, Cold Rolling, Grinding, Hot Rolling, Punching, Shearing, Welding

Form

Annealed plate, Brushed plate, Cold Rolled Plate and Sheet, Etched Plate, Hot Rolled Plate and Sheet, Pickled Plate, Polished Plate, Satin finish plate, Tempered plate

431 Stainless Steel Plate

431 Stainless Steel Plate

431 Stainless Steel Plate is a martensitic stainless steel. It comes in various shapes and sizes such as flat plates, square plates, and custom-cut plates. It is strong, corrosion-resistant, heat-treatable, and wear-resistant. This plate is often used in marine equipment, pump shafts, valve components, and aircraft parts. It is also suitable for chemical processing equipment, automotive industries, and oil refinery applications.
sheet plate surface finish

Business Terms

Business Terms

Terms Specification
Minimum Order Quantity: 5 Tons
Price: To be negotiated
Packaging Details:
As Requested
Delivery Time: Within 7-10 Working Days
Payment Terms: T/T, L/C, Credit Card
Supply Ability: 100000 Tons per month
Certification: RoHS, BIS, SABS, tisi, KS, JIS, ISO9001
Export To:
United States, Korea, Russian Federation, United Kingdom, India, Vietnam, Brazil, France, Taiwan, Turkey, Romania, Lithuania, Netherlands, Philippines, Australia, Poland, Italy, Pakistan, Canada, Colombia, Argentina, Spain, Singapore, South Africa, Mexico, Germany, Bangladesh, Palestine, State of, Japan, Czech Republic, Indonesia, Hong Kong, Ukraine, Belgium, United Arab Emirates, Malaysia, etc.

Chemical Compositions

Chemical Compositions

ElementCarbon (C)Silicon (Si)Manganese (Mn)Phosphorus (P)Sulfur (S)Chromium (Cr)Nickel (Ni)Molybdenum (Mo)
Composition %0.12-0.20%0.50% max1.00% max0.040% max0.030% max15.00-17.00%1.25-2.50%0.20-0.50%

Mechanical Properties

Mechanical Properties

PropertiesMetric UnitImperial Unit
Tensile Strength930-1080 MPa135-157 ksi
Yield Strength680-895 MPa98.6-130 ksi
Vickers Hardness270-320 HV270-320 HV
Brinell Hardness250-300 HB250-300 HB
Rockwell Hardness24-32 HRC24-32 HRC
Elongation15%15%
Elastic Modulus200 GPa29,000 ksi

Heat Treatment

Heat Treatment

Sheet Plate Heat Treatment
430 sheet product heat treatment
  1. Annealing
    • Temperature: 815-900°C (1499-1652°F)
    • Process: Slow cooling in a furnace
  2. Tempering
    • Temperature: 600-650°C (1112-1202°F)
    • Process: Air cooling after heating
  3. Quenching
    • Temperature: 980-1065°C (1796-1949°F)
    • Process: Rapid cooling in oil or air
  4. Stress Relieving
    • Temperature: 600-675°C (1112-1247°F)
    • Process: Air cooling after holding at temperature
  5. Hardening
    • Temperature: 980-1065°C (1796-1949°F)
    • Process: Quenching in oil or air
  6. Solution Treatment
    • Temperature: 1050-1100°C (1922-2012°F)
    • Process: Rapid cooling in air or water
  7. Normalizing
    • Less common
  8. Cryogenic Treatment
    • Less common

Characteristic

Characteristic

Here are the characteristics of 431 Stainless Steel Plate:

  • High Strength: Excellent tensile and yield strength.
  • Corrosion Resistance: Good resistance in mild environments.
  • Heat Treatable: Can be hardened by heat treatment.
  • Wear Resistance: Offers durability against wear and tear.
  • Magnetic: Retains magnetism in both hardened and annealed conditions.
  • Good Machinability: Easy to machine when annealed.
  • Moderate Toughness: Provides moderate impact resistance.
  • Fair Weldability: Limited weldability due to high carbon content.
Stainless steel round bar product application

Our Service

Our Service

1.Welding

2.Metal Fabrication

3.CNC Machining

4.Lathe

5.Forming

6.OEM/ODM

7.Quenching 

8.Tempering

UT And Hardness Testing

UT And Hardness Testing

UT And Hardness Testing Info

Surface Finish

Surface Finish

Stainless Steel Sheet Plate Surface Finish

2B Surface

Stainless Steel Sheet Plate Surface Finish

2D Surface

BA Surface

6K Surface

Stainless Steel Sheet Plate Surface Finish

8K Surface

Stainless Steel Sheet Plate Surface Finish

HL Surface

Stainless Steel Sheet Plate Surface Finish

NO.1 Surface

Stainless Steel Sheet Plate Surface Finish

NO.4 Surface

Embossed Surface

Packing

Packing

  • Secure Packaging: SteelPRO Group uses reinforced wooden crates and steel straps for safe transport.
  • Moisture Protection: We apply protective coatings and use waterproof covers to prevent corrosion during transit.
  • Custom Sizing: Plates are packed in custom-fit pallets to avoid movement and damage during shipping.
  • Labeling and Documentation: We provide clear labeling and detailed documentation to ensure smooth customs clearance and traceability.
sheet_plate -packing
sheet plate packing
sheet plate packing
sheet plate packing
sheet plate packing
sheet plate packing

Why Choose Us

Why Choose Us

There are some 304 series stainless steel plates in the warehouse.

SteelPRO Group is a Manufacturer and solutions provider for specialty steel, offering custom services and 100% quality assurance!

Choose us and we can offer you:

  • Ample Stock: Large inventory with custom services. Includes special sizes, surface finishes, and processing services.
  • Global Coverage: A global supply chain and service network to meet the needs of international customers.
  • Quick Response: Fast response within 24 hours for quotations, and professional technical support and after-sales service. Lifetime warranty.
  • Compliance and Certification: Products meet ASTM standards, with SGS or TUV certificates. Each package is labeled for easy identification.
  • Diverse Shipping Options: Choose from FOB, CFR, and CIF shipping methods. Select the best terms to optimize costs and ensure safety.
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