904L Stainless steel medium and thick plate
904L stainless steel medium and thick plate are highly corrosion-resistant austenitic stainless steel plates. They are specifically designed for use in aggressive environments that require exceptional resistance to corrosion, such as sulfuric acid and other harsh chemical applications. These medium and thick plate offer excellent weldability, formability, and toughness. The thickness of 904L stainless steel medium and thick plate typically ranges from 3mm to 80mm.
| Grade | 904L |
| Product Name | Medium and Thick Plate |
| Thickness | Up to 80mm |
| Width Range | Up to 2000mm |
| Length Range | Up to 6000mm |
| Surface Finish | No.1, 2B, BA, No.4, No.8, HL, etc. |
| Tensile Strength | ≥ 490 MPa |
| Yield Strength | ≥ 220 MPa |
| Elongation | ≥ 35% |
| Hardness | ≤ 150 HB |
| Density | 8.00 g/cm³ |
| Heat Resistance | Up to 1000°C |
| Corrosion Resistance | Excellent resistance to various corrosive environments, including sulfuric acid, acetic acid, and chloride-containing media |
| Application | Chemical processing equipment, desalination plants, marine environments, etc. |
| Chemical Composition | Carbon (C): ≤ 0.02% Silicon (Si): ≤ 1.00% Manganese (Mn): ≤ 2.00% Phosphorus (P): ≤ 0.045% Sulfur (S): ≤ 0.035% Chromium (Cr): 19.0 - 23.0% Nickel (Ni): 23.0 - 28.0% Molybdenum (Mo): 4.0 - 5.0% Copper (Cu): 1.0 - 2.0% |
Excellent Corrosion Resistance: 904L stainless steel medium and thick plate offer outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking in a wide range of corrosive environments, including sulfuric acid, seawater, and chloride-rich solutions.
High Strength: These plates possess high strength and durability, making them suitable for applications where mechanical properties are critical.
Good Weldability: 904L stainless steel exhibits good weldability and can be easily welded using common welding techniques, ensuring convenience during fabrication and assembly.
Low Carbon Content: The low carbon content of 904L stainless steel provides enhanced resistance to intergranular corrosion, even after welding.
Versatility: 904L stainless steel medium and thick plate find application in various industries, including chemical processing, oil and gas, pharmaceuticals, and desalination.
Chemical processing industry: Tanks, reactors, heat exchangers
Oil and gas industry: Equipment for processing sulfuric acid, pipelines, storage tanks
Pharmaceutical industry: Pharmaceutical equipment, storage tanks
Desalination plants: Evaporators, brine heaters, pumps
Marine industry: Heat exchangers, seawater systems, boat fittings
