Searching for superior Stainless Steel 904L Flanges with exceptional corrosion resistance in aggressive environments? Salem Stainless Steel Suppliers Pvt. Ltd., Chennai’s leading stockist and supplier, offers high-quality SS 904L Flanges designed for the most demanding corrosive and acidic conditions where standard 316 grades fall short.
Grade 904L is a high-alloy austenitic stainless steel known for its exceptional resistance to strong reducing acids, such as sulfuric acid. The secret to the legendary performance of 904L Flanges lies in its sophisticated chemical “cocktail.” The addition of Copper, in particular, gives this grade a unique ability to resist high concentrations of sulfuric acid and other aggressive chlorides.
Chemical Properties of SS 904L Flanges:
| Element | Content (%) |
|---|---|
| Carbon (C) | ≤ 0.02 |
| Manganese (Mn) | ≤ 2.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.035 |
| Silicon (Si) | ≤ 1.00 |
| Chromium (Cr) | 19.0 – 23.0 |
| Nickel (Ni) | 23.0 – 28.0 |
| Molybdenum (Mo) | 4.0 – 5.0 |
| Copper (Cu) | 1.0 – 2.0 |
| Nitrogen (N) | ≤ 0.15 |
| Iron (Fe) | Balance |
Mechanical Properties of Stainless Steel 904L Flanges:
| Property | Metric Value |
|---|---|
| Tensile Strength | 490 MPa |
| Yield Strength (0.2% offset) | 220 MPa |
| Elongation | 35-36% |
| Hardness (Rockwell B) | 70-90 HRB |
Physical Properties of 904L SS Flanges:
| Property | Value |
|---|---|
| Density | 7.90-8.0 g/cm³ |
| Melting Point | 1300-1390°C |
| Thermal Expansion | 15 × 10⁻⁶ /K |
| Thermal Conductivity | 11.5-12 W/m·K |
| Specific Heat Capacity | 450-500 J/kg·K |
| Electrical Resistivity | 952-1000 nΩ·m |
| Modulus of Elasticity | 190-195 GPa |
Product Specifications:
| Property | Details |
|---|---|
| Product | Stainless Steel 904L Flanges |
| Shape | Round |
| Surface | Polished |
| Min. Order Quantity | 200 Kgs |
Applications of 904L Flanges:
- Chemical Processing: Equipment for the production of sulfuric, phosphoric, and acetic acids.
- Oil & Gas Refineries: Sour gas service and offshore piping systems.
- Desalination Plants: Handling high-salinity brine and seawater.
- Pulp & Paper: Bleaching equipment and wash vats.
- Pharmaceuticals: Complex scrubbers and high-purity chemical transport.
Compared to stainless steel 316L Flanges, SS 904L Flanges offer significantly higher resistance to aggressive acids and chlorides, making them the smart upgrade for critical corrosive applications. Contact our technical sales desk today for a competitive quote and expert logistics support.
Countries We Export
Macau, Philippines, Estonia, Slovakia, India, Switzerland, France, Gambia, United States, Nepal, Iran, Australia, Thailand, Gabon, Zimbabwe, Bangladesh, Angola, Lithuania, Kuwait, Kazakhstan, Trinidad & Tobago, Puerto Rico, Singapore, Mexico, Azerbaijan, Brazil, Bulgaria, United Arab Emirates, Tibet, Greece, South Africa, Afghanistan, Sri Lanka, Italy, China, Serbia, Turkey, Mexico, Bolivia, Peru, Chile, Belarus, Yemen, Namibia, Qatar, Algeria, Libya, Nigeria, Japan, Poland, Austria, Bhutan, Nigeria, Portugal, Czech Republic, Croatia, Jordan, Hungary, Finland, Pakistan, Spain, South Korea, Ecuador, Denmark, Canada, Kenya, Saudi Arabia, Vietnam, Sweden, Malaysia, Bahrain, Costa Rica, Venezuela, Israel, Netherlands, United Kingdom, New Zealand, Russia, Morocco, Poland, Indonesia, Hong Kong, Egypt, Oman, Norway, Chile, Iran, Lebanon, Taiwan, Ghana, Romania, Mongolia, Ukraine, Colombia, Tunisia, Ireland, Iraq, Belgium, Argentina, Germany.
Cities We Supply
Calgary, Al Jubail, Hong Kong, Bhopal, Jeddah, Toronto, Ulsan, Aberdeen, Thiruvananthapuram, Petaling Jaya, Nashik, Houston, Montreal, Cairo, Ernakulam, Atyrau, Karachi, Haryana, Istanbul, Jakarta, Sharjah, Nagpur, Dallas, Ranchi, Algiers, Doha, Santiago, Geoje-si, Singapore, Chennai, Jamshedpur, Perth, New Delhi, Tehran, Vadodara, New York, Caracas, Ahmedabad, Edmonton, Kanpur, Busan, Mumbai, Secunderabad, Bengaluru, Kolkata, Pimpri-Chinchwad, Manama, Vung Tau, Melbourne, Bangkok, Colombo, Ankara, Bogota, Sydney, Milan, Port-of-Spain, Abu Dhabi, Thane, Ahvaz, Visakhapatnam, Rajkot, Jaipur, Indore, Kuwait City, Gurgaon, Baroda, Navi Mumbai, La Victoria, Surat, Ludhiana, Lahore, Hanoi, Riyadh, Faridabad, Hyderabad, Coimbatore, Mexico City, Dubai, Al Khobar, Rio de Janeiro, Pune, Chiyoda, Moscow, Lagos, London, Madrid, Granada, Ho Chi Minh City, Brisbane, Chandigarh, Seoul, Courbevoie, Los Angeles, Gimhae-si, Dammam, Howrah, Muscat, Noida, Kuala Lumpur, Pondicherry, Tamil Nadu.
