JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
| Payment Terms | L/C, T/T, Western Union |
| Supply Ability | 3 Ton per week |
| Delivery Time | 5 - 12 days based on the quantity |
| Packaging Details | standard packing for export |
| Products | Stainless Steel Seamless Pipe |
| Grade | 904L |
| Diameter | DN10 - DN400 |
| Length | 6m or custom cutting any length as request |
| Standard | ASTM EN |
| Service | Cutting |
| Loading Port | Shanghai Port |
| Thickness | 4.0 - 50.0mm |
| Brand Name | DELTA |
| Model Number | 904L |
| Certification | ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Supply Ability | 3 Ton per week |
| Delivery Time | 5 - 12 days based on the quantity | Packaging Details | standard packing for export |
| Products | Stainless Steel Seamless Pipe | Grade | 904L |
| Diameter | DN10 - DN400 | Length | 6m or custom cutting any length as request |
| Standard | ASTM EN | Service | Cutting |
| Loading Port | Shanghai Port | Thickness | 4.0 - 50.0mm |
| Brand Name | DELTA | Model Number | 904L |
| Certification | ISO | Place of Origin | China |
| High Light | ASTM A312 SS Welded Pipe ，TP904L SS Welded Pipe | ||
ASTM A312 TP904L Stainless Steel Welded Pipe Superior Corrosion Resistance
Products Specification
| Products Name | 904L Stainless Steel Seamless Pipe |
Grade: | 304 304L 309S 310S 314 316L 316Ti 321 329 347H 410 2205 2507 S32760 904L 254SMO and equal grade in GB JIS EN DIN Standard |
| Standards: | ASTM A213M-94b ASTM A249M-94a ASTM A269-94a ASTM A312M-94b,ect. |
| DIN 17456-85 DIN 17458-85 DIN 17459-92.ect | |
| JIS G3446-1994 JIS G3448-1997 JIS G3459-1997 JIS G3463-1994,ect. | |
| GB13296-1991 GB14975-2002 GB14976-2002,ect. | |
| Size: | ND5 - DN400 |
| Length: | 6m length or cutting any length as request |
| Applications: | fluid and gas transport, structure , boiler, heat exchanger, super heater |
904L is a high-performance austenitic stainless steel renowned for its exceptional corrosion resistance, particularly in aggressive environments. Developed to withstand harsh conditions such as acidic, chloride-rich, and high-temperature settings, it has become a staple in industries like chemical processing, oil and gas, pharmaceuticals, and marine engineering.
904L’s unique characteristics stem from its optimized chemical composition, which includes high levels of chromium, nickel, molybdenum, and copper. These elements work synergistically to enhance its resistance to pitting, crevice corrosion, and general corrosion.
| Property | Value/Range | Significance |
| Density | 8.0 g/cm³ | Higher than standard stainless steels, contributing to structural stability. |
| Tensile Strength | 520–690 MPa | Ensures mechanical durability under load. |
| Yield Strength | ≥ 210 MPa | Resists permanent deformation under stress. |
| Elongation | ≥ 35% | Offers flexibility for forming and fabrication. |
| Maximum Service Temperature | 400°C (intermittent); 315°C (continuous) | Suitable for high-temperature applications without significant property loss. |
| Corrosion Resistance | Excellent in 5% sulfuric acid at 60°C | Outperforms 316L in reducing acids and chloride solutions (e.g., seawater). |
The alloy’s composition is tightly controlled to achieve its superior performance:
| Element | Content (%) | Role |
| Chromium (Cr) | 19.0–23.0 | Forms a passive oxide layer, resisting general corrosion. |
| Nickel (Ni) | 23.0–28.0 | Stabilizes the austenitic structure and enhances chloride resistance. |
| Molybdenum (Mo) | 4.0–5.0 | Boosts resistance to pitting and crevice corrosion in chloride environments. |
| Copper (Cu) | 1.0–2.0 | Improves resistance to sulfuric and phosphoric acids. |
| Iron (Fe) | Balance | Base metal providing structural integrity. |
| Carbon (C) | ≤ 0.02 | Low carbon content minimizes carbide precipitation, preventing intergranular corrosion. |
904L’s versatility makes it ideal for demanding scenarios:
Advantages:
Limitations:
In summary, 904L stainless steel stands out as a premium material for applications where corrosion resistance is critical, offering a reliable solution in environments that challenge conventional stainless steels.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Total Annual:
>1000000
Employee Number:
>100
Ecer Certification：
Verified Supplier
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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