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Laser Cutting Duplex 2205 2507 Stainless Steel Plate Hot Rolled Thickness 3.0 -

China Laser Cutting Duplex 2205 2507 Stainless Steel Plate Hot Rolled Thickness 3.0 -

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Laser Cutting Duplex 2205 2507 Stainless Steel Plate Hot Rolled Thickness 3.0 -

MOQ： 500 kgs
Price： 3200 - 3600 USD/Ton
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Payment Terms	L/C, T/T, Western Union
Supply Ability	5Ton per week
Delivery Time	5 - 12 days based on the quantity
Packaging Details	wooden pallets + waterproof paper
Products	stainless steel plate
Grade	2205 2507
Standard size	1500*6000mm
Thickness	2.0 - 40.0mm
Brand	TISCO BAOSTEEL POSCO LISCO
Loading Port	Shanghai Port
MOQ	500 kgs
Packing	wooden pallets + waterproof paper
Brand Name	DELTA
Model Number	2205 2507
Certification	ISO
Place of Origin	China

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Product Details
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Product Specification


Payment Terms	L/C, T/T, Western Union	Supply Ability	5Ton per week
Delivery Time	5 - 12 days based on the quantity	Packaging Details	wooden pallets + waterproof paper
Products	stainless steel plate	Grade	2205 2507
Standard size	1500*6000mm	Thickness	2.0 - 40.0mm
Brand	TISCO BAOSTEEL POSCO LISCO	Loading Port	Shanghai Port
MOQ	500 kgs	Packing	wooden pallets + waterproof paper
Brand Name	DELTA	Model Number	2205 2507
Certification	ISO	Place of Origin	China
High Light	Laser cutting duplex 2205 stainless steel plate ，Hot rolled 2507 stainless steel plate ，Stainless steel plate thickness 3.0-40.0mm

Laser Cutting Duplex 2205 2507 Stainless Steel Plate Hot Rolled Thickness 3.0 - 40.0mm

Products Specification

Products	Duplex Stainless Steel Plate
Thickness	1.0- 40.0mm
Width	1000mm 1219mm 1500mm 1800mm 2000mm or other width as request
Length	2000mm 2438mm 3000mm 6000mm or other length as request
Grade	201 202 301 304 304L 304H 309S 310S 316L 316Ti 317L 321 347 409L 410 420 430 431 436L 439 441 443 444 2205 2507 904L 600 625 800 825 718 253MA 254SMO.etc
Service	Laser Cutting, Surface processing, bending
Brand	TISCO BAOSTEEL POSCO LISCO JISCO
Standard	ASTM JIS GB DIN EN BS
Certificate	ISO MTC C/O F/E
Packing	Wooden pallets and waterproof paper
Deliver time	5 - 15 days
Loading port	Shanghai Port

Laser Cutting Duplex 2205 & 2507 Stainless Steel Plate – Hot Rolled, Thickness 3.0–40.0mm

Overview

Duplex stainless steels have become indispensable in demanding industrial environments where high strength, excellent corrosion resistance, and cost-efficiency are critical. Among the most widely used grades are Duplex 2205 (UNS S32205/S31803) and Super Duplex 2507 (UNS S32750). These alloys combine the best attributes of austenitic and ferritic stainless steels—offering roughly twice the yield strength of standard austenitic grades like 304 or 316, along with superior resistance to stress corrosion cracking, pitting, and crevice corrosion—especially in chloride-rich environments.

Our laser-cut Duplex 2205 and 2507 hot-rolled stainless steel plates, available in thicknesses from 3.0 mm to 40.0 mm, are engineered for precision applications across oil & gas, chemical processing, marine engineering, desalination plants, and offshore platforms. With advanced CNC laser cutting capabilities, we deliver components with tight tolerances, smooth edges, and minimal heat-affected zones—ensuring structural integrity and performance in harsh service conditions.

Why Choose Laser-Cut Duplex Stainless Steel Plates?

Laser cutting offers unmatched precision, repeatability, and edge quality for duplex stainless steel. Unlike plasma or flame cutting, fiber laser technology minimizes thermal distortion and oxidation, preserving the material’s dual-phase microstructure (approximately 50% austenite + 50% ferrite)—which is essential for maintaining mechanical and corrosion-resistant properties.

Key advantages include:

High dimensional accuracy (±0.1 mm tolerance achievable)
Clean, burr-free edges requiring little to no post-processing
Complex geometries without tooling costs
Material efficiency through optimized nesting software
Preservation of corrosion resistance due to controlled heat input

Material Comparison: Duplex 2205 vs. Super Duplex 2507

Property	Duplex 2205 (S32205/S31803)	Super Duplex 2507 (S32750)
Composition (Typical wt%)	Cr: 22%, Ni: 5.5%, Mo: 3.2%, N: 0.17%	Cr: 25%, Ni: 7%, Mo: 4%, N: 0.28%
PREN (Pitting Resistance Equivalent Number)*	34–38	40–45
Yield Strength (Rp0.2)	≥450 MPa	≥550 MPa
Tensile Strength (Rm)	620–750 MPa	750–950 MPa
Elongation at Break	≥25%	≥25%
Max Service Temp (Continuous)	~300°C	~280°C
Chloride SCC Resistance	Excellent (2–3× better than 316L)	Exceptional (2× better than 2205)
Common Applications	Chemical tanks, heat exchangers, pipelines	Offshore risers, seawater systems, FGD scrubbers

*PREN = %Cr + 3.3×%Mo + 16×%N — higher values indicate greater pitting resistance.

Product Specifications

Feature	Details
Material Grades	Duplex 2205 (UNS S32205 / S31803), Super Duplex 2507 (UNS S32750)
Form	Hot-rolled plate (as-rolled or pickled & passivated upon request)
Thickness Range	3.0 mm to 40.0 mm
Standard Sizes	2000×6000 mm, 2500×6000 mm (custom sizes available)
Surface Finish	Hot-rolled mill finish (Ra ~6.3–12.5 µm); optional pickling for improved corrosion resistance
Certifications	EN 10217-7, ASTM A240/A240M, NORSOK M-650 (for 2507), Mill Test Reports (EN 10204 3.1/3.2)
Laser Cutting Capability	Fiber laser up to 25 mm; CO₂ laser for thicker sections (up to 40 mm)
Tolerances (Cut Parts)	±0.1 mm (for <10 mm), ±0.2 mm (10–25 mm), ±0.5 mm (>25 mm)
Edge Quality	ISO 9013 Class 2–3 (smooth, dross-free)

Performance Advantages in Critical Environments

1. Resistance to Chloride Stress Corrosion Cracking (SCC)

Both 2205 and 2507 excel where standard austenitic steels fail. In seawater, brine, or chemical processing plants with chlorides >1000 ppm, 2205 provides reliable service up to 60–80°C. For more aggressive conditions (e.g., >80°C or higher chloride concentrations), 2507 is preferred due to its higher chromium, molybdenum, and nitrogen content.

2. High Strength-to-Weight Ratio

With yield strengths nearly double that of 316L, duplex plates allow for thinner designs, reducing weight and material costs—especially valuable in offshore platforms and pressure vessels.

3. Thermal & Mechanical Stability

The balanced ferritic-austenitic structure ensures good toughness down to -50°C and stable performance under cyclic loading—ideal for dynamic marine or subsea applications.

Laser Cutting Process Considerations

Cutting duplex stainless steel requires optimized parameters to avoid:

Excessive heat input, which can form harmful intermetallic phases (e.g., sigma phase) above 300°C during slow cooling.
Nitrogen loss in the cut zone, potentially reducing local corrosion resistance.

Our process includes:

High-pressure nitrogen assist gas to prevent oxide formation and maintain clean edges.
Controlled cutting speeds to limit heat accumulation.
Post-cut inspection via visual and dye-penetrant testing for critical applications.

For thicknesses >25 mm, we recommend stress-relief annealing at 1020–1100°C followed by rapid quenching if the part will be used in highly corrosive environments—though this is rarely needed for laser-cut components due to minimal HAZ.

Typical Applications

Industry	Application Examples
Oil & Gas	Subsea manifolds, flowlines, Christmas trees, separators
Chemical Processing	Reactors, storage tanks, piping systems handling acids/chlorides
Marine & Offshore	Seawater piping, ballast systems, FPSO components
Desalination	High-pressure reverse osmosis membranes, brine heaters
Pulp & Paper	Digesters, bleach towers, recovery boilers
Power Generation	Flue gas desulfurization (FGD) ducts, heat exchangers

Ordering Information

We supply laser-cut parts or full plates based on your CAD drawings (DXF, DWG, STEP). Minimum order quantity: 1 piece. Lead time: 5–15 working days depending on complexity and volume.

Available Finishes:

As-cut (standard)
Pickled & passivated (enhanced corrosion resistance)
Beveled edges (for welding prep)

Quality Assurance:

Full traceability via heat number
PMI (Positive Material Identification) available
Ultrasonic testing (UT) for plates >20 mm upon request

Sustainability & Lifecycle Value

Duplex stainless steels offer long service life with minimal maintenance—reducing downtime and replacement costs. Their high recyclability (>90%) aligns with circular economy principles. While initial material cost is higher than 316L, the total cost of ownership is often lower due to extended lifespan and reduced wall thickness requirements.

Conclusion

Whether you need cost-effective corrosion resistance (2205) or maximum performance in extreme environments (2507), our laser-cut hot-rolled duplex stainless steel plates deliver precision, reliability, and engineering value. Backed by stringent quality control and global material standards, these products are trusted by leading EPC contractors and OEMs worldwide.

laser cut duplex stainless steel plate, 2205 stainless steel laser cutting, 2507 super duplex plate, hot rolled duplex steel 3mm to 40mm, PREN 40 stainless steel, chloride resistant steel plate, CNC laser cut 2205, offshore grade stainless steel, high strength corrosion resistant plate, S32750 laser cutting service.

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Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative... Our company is located in Wuxi City, China, we are a stainless steel plate, seamless steel pipe, round steel, steel belt, decorative pipe and other products distribution wholesale private enterprise. Our company operates stainless steel plate, seamless steel pipe, round steel, steel belt, decorative...

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JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
https://www.stainless-strips.com/

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