Stainless Steel 304/304L Flanges Manufacturer, Supplier & Exporter in India
Astromet Steel & Engineering is a trusted manufacturer and supplier of Stainless Steel 304 / 304L Flanges, known for their excellent corrosion resistance, formability, and durability. These flanges are manufactured using premium quality raw materials and advanced production techniques to ensure dimensional accuracy and superior performance.
SS 304 Flanges are widely used due to their balanced composition of chromium and nickel, offering good resistance to oxidation and corrosion in most industrial environments. SS 304L, the low-carbon variant, provides enhanced weldability and reduces the risk of intergranular corrosion after welding.
Our SS 304/304L Flanges are supplied in compliance with international standards and are suitable for both high-temperature and low-temperature applications, making them a versatile choice across industries.
Types Of Stainless Steel Flanges
- Weld Neck Flange
- Slip On Flange
- Blind Flange
- Socket Weld Flange
- Threaded Flange
- Forged Flange
- OrificeFlange
Stainless Steel 304/304L Flanges Specifications
| Parameter | Details |
|---|---|
| Standards | ASTM A182, ASME SA182 |
| Grades | F304, F304L |
| Size Range | ½” NB to 48” NB |
| Pressure Class | 150, 300, 600, 900, 1500, 2500 |
| Face Type | RF, FF, RTJ |
| Manufacturing | Forged / Machined |
SS 304/304L Flanges Equivalent Grades
- ASTM: A182 F304 / F304L
- EN: 1.4301 / 1.4307
- DIN: X5CrNi18-10
- JIS: SUS 304 / 304L
Stainless Steel 304/304L Flanges Chemical Composition
| Element | 304 | 304L |
|---|---|---|
| Carbon | 0.08 max | 0.03 max |
| Chromium | 18.0 – 20.0 | 18.0 – 20.0 |
| Nickel | 8.0 – 10.5 | 8.0 – 12.0 |
| Manganese | 2.0 max | 2.0 max |
| Silicon | 1.0 max | 1.0 max |
304/304L Stainless Steel Flanges Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 515 MPa min |
| Yield Strength | 205 MPa min |
| Elongation | 40% min |
| Hardness | 201 HB max |
Why Choose Astromet Steel & Engineering?
This advanced resistance to intergranular corrosion because of the
- Consistent quality & competitive pricing
- Ready stock & custom fabrication
- International standard compliance
- On-time delivery worldwide
- Complete documentation & certification
Usage & Applications
SS 304/304L flanges are extensively used in food processing, dairy plants, chemical pipelines, water treatment plants, oil & gas industries, heat exchangers, and pressure vessels due to their hygienic properties and corrosion resistance.