Certified Stainless Steel Plate & Sheet Manufacturer
We manufacture, stock, and process high-performance stainless steel plates and sheets for heavy industrial fabrication, chemical processing, medical engineering, and precision automated manufacturing.
Our production lines fully comply with ASTM A240, EN 10088-2, and JIS G4305 specifications, delivering flat-rolled steel solutions with restricted thickness tolerances and complete metallurgical traceability.
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Cold Rolled Stainless Steel PlateOur Cold Rolled Stainless Steel Plate is manufactured from high-quality stainless steel coils through precision cold rolling processes, providing excellent surface quality, consistent thickness,...view more
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Hot Rolled Stainless Steel PlateHot-rolled stainless steel plate is a medium-thick stainless steel plate produced by high-temperature rolling process.view more
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Duplex Stainless Steel PlateDuplex stainless steel is a type of stainless steel with both austenitic and ferritic structures. It has high strength, excellent corrosion resistance and resistance to stress corrosion cracking,...view more
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201 202 Stainless Steel Plate201/202 stainless steel sheet is an economical austenitic stainless steel sheet with good corrosion resistance, formability and weldability. It is widely used in building decoration, furniture...view more
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304 304l Stainless Steel Sheet304 / 304L Stainless Steel Sheet is a general-purpose austenitic stainless steel sheet with excellent corrosion resistance, formability and weldability. It is widely used in food equipment,...view more
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316/ 316L Stainless Steel Plate316/316L Stainless Steel Plate is a molybdenum-containing austenitic stainless steel plate with excellent corrosion resistance, pitting resistance and weldability, making it suitable for...view more
Material Grades & International Standards
| Standard / Specification | Alloy Series | Common Grades | Equivalent Grades | Key Characteristics & Project Alignment |
| (ASTM / UNS) | (EN / DIN) | |||
| ASTM A240 / ASME SA240 | Austenitic (Food Grade) | 304 / S30400 | 1.4301 | Excellent general corrosion resistance. 304L features restricted carbon content ($\le 0.03\%$) to eliminate carbide precipitation during heavy welding. Common in food processing, sanitary ware, and commercial appliances. |
| 304L / S30403 | 1.4307 | |||
| ASTM A240 / ASME SA240 | Austenitic (Marine Grade) | 316 / S31600 | 1.4401 | Molybdenum-bearing configuration. Engineered for severe chloride, high-salinity, and marine environments. Highly resistant to pitting and crevice corrosion; essential for pharmaceutical, chemical storage tanks, and coastal infrastructure. |
| 316L / S31603 | 1.4404 | |||
| ASTM A240 / ASME SA240 | High-Temp Alloys | 310S / S31008 | 1.4845 | Outstanding thermal stability. 310S provides oxidation resistance up to $1050^\circ\text{C}$. 321 is titanium-stabilized to prevent intergranular corrosion under continuous elevated service thermal profiles ($400^\circ\text{C} - 800^\circ\text{C}$). |
| 321 / S32100 | 1.4541 | |||
| ASTM A240 / ASME SA240 | Duplex Alloys | Duplex 2205 / S31803 | 1.4462 | High strength & zero-leak performance. Mixed austenitic-ferritic microstructure delivering twice the mechanical yield strength. Engineered for aggressive chemicals, oil & gas extraction, and seawater desalination ($\text{PREN} > 40$). |
| Super Duplex 2507 / S32750 | 1.441 | |||
| ASTM A240 / JIS G4305 | Ferritic Series | 430 / S43000 | 1.4016 | Economic & Magnetic. Chromium-ferritic stainless steel combining good corrosion resistance with optimized formability for indoor architectural elements and automotive trim panels. |
| ASTM A240 / JIS G4305 | Martensitic Series | 410 / S41000 | 1.4006 | Hardenable Alloys. Provides high hardness, superior mechanical wear resistance, and moderate corrosion resistance. Designed for industrial tooling, scraper blades, and wear plates. |
| 420 / S42000 | 1.4021 |
Manufacturing capacity
High-Precision Leveling & Flattening
Heavy-duty leveling processes eliminate internal material stresses, ensuring flatness tolerances within ≤2mm to prevent plate warping during continuous high-speed automated feeding.
Precision Cutting Operations
Fiber Laser Cutting: Tight dimensional tolerances within ±0.05mm for intricate geometric profiles.
Water-Jet Cutting: Ideal for heavy hot-rolled plates requiring precision edge contours without creating heat-affected zones (HAZ) or micro-structural alterations.
Plasma & Flame Cutting: Optimized for ultra-thick industrial industrial sheets.
Edge & Shape Configuration: Custom hydraulic press bending, accurate roll-forming, mechanical slotting, and specialized weld beveling (V, X, K preparation) for rapid site assembly.
Quality Assurance, Compliance & Traceability
Positive Material Identification (PMI): 100% non-destructive handheld XRF spectrometer validation on all finished plates prior to packaging, ensuring absolute compliance of Cr, Ni, and Mo alloy percentages.
Mechanical & Metallurgical Auditing: Destructive evaluation covering Yield Strength, Ultimate Tensile Strength, Rockwell/Brinell Hardness, and Charpy V-Notch impact performance.
Intergranular Corrosion Resistance: Evaluated strictly under ASTM A262 Practice A/E standards to guarantee long-term performance in chemical and acidic processing environments.
Internal Structural Analysis: Nondestructive Ultrasonic Testing (UT) executing under ASTM A435 / ASTM A578 Level A/B parameters to identify potential subsurface laminations or voids within heavy hot-rolled structural plates.
Third-Party Inspection (TPI) Readiness: We completely welcome independent auditing by international verification bodies including SGS, Bureau Veritas (BV), TÜV, and Intertek for loading oversight, thickness audits, and EN 10204 3.2 certified witness protocols.
Export Packaging & Maritime Logistics Optimization
ISPM 15 Fumigated Timber & Rigid Frame Systems:
Heavy structural wooden skids or engineered steel-frame pallets built to support extreme point-load weights while facilitating efficient forklift and overhead crane entry.
Comprehensive Anti-Corrosion Wrap:
Complete sealing inside multilayer heavy-gauge waterproof VCI (Volatile Corrosion Inhibitor) plastic film combined with heavy kraft paper wraps to eliminate marine salt-air moisture ingress.
Corner & Edge Reinforcement:
High-tensile steel banding configured with heavy-duty edge guards to insulate the stainless plate boundaries against strap indentation or shifting.

FAQ
As one of the most professional stainless steel plate sheet manufacturers and suppliers in China since 1995, we're featured by quality products and good price. Please rest assured to buy premium stainless steel plate sheet for sale here from our factory. Contact us for more details.
