1.4539 or 904L Pipe And Tube
- Grade:904L, 1.4539, N08904, X1NiCrMoCu25-20-5
- OD: 6mm-630mm, 1/4"-24"
- WT: 0.7mm-30mm, Sch 10S-Sch XXS
- Length: Fixed or random length as specified
- Specifications: A312, A213, A269, A249, A358, B677, B673, B674, EN10216-5
- Delivery Condition: Annealed and Pickled, Birght Annealed, Mechanical Polished, Electric Polished
- Mill Certificate: EN 10204 3.1, EN10204 3.2
- Marking: Continuosly stenciled as specified.
- Packing: In bundle or plywood cases with end caps
- Manufacturing: Seamless, Welded
Description:
904L is a multipurpose 20 Cr - 4.3 Mo high corrosion resistance austenitic stainless steel with PREN ≥ 34, Due to combined additions of chromium (20%), molybdenum (4.3%), copper (1.5%) combined with its high nickel content, the grade is recommended for most applications dealing with medium to severe corrosive solutions.
Chemical Composition:
| % | C | Mn | P | S | Si | Cr | Ni | Mo | Cu | N | Fe |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Min | - | - | - | - | - | 19 | 23 | 4 | 1 | - | balance |
| Max | 0.02 | 2 | 0.04 | 0.03 | 1 | 23 | 28 | 5 | 2 | 0.1 | balance |
Mechanical Property:
| 20°C | Tensile Strength | Yield Strength | Elongation % | Hardness | Density |
|---|---|---|---|---|---|
| Min | 490Mpa | 215Mpa | 35% | - | 8.05kg/dm3 |
| Max | - | - | - | 90HRB | 8.05kg/dm3 |
Applications:
| >Phosphoric acid, fertilizers, phosphate industries | >Sour gas applications |
| >Sulphuric acid solutions and hydrometallurgy | >Pollution control equipments |
| >Saline solutions and, seawater applications | >Chemical plants |
Range of Products:
| Plates / Sheets / Coil |
Heavy Plate Cold Rolled Sheet Hot Rolled Sheet Coil |
| Fittings |
Seamless LR Elbow / Welded LR Elbow Con Reducer / Ecc Reducer Con Tee / Ecc Tee / Cross Coupling / Cap |
| Flange |
Blind Plate Flanges Lap Joint Flanges Raised Face Blind Flanges Raised Face Slip On Flanges Raised Face Socket Weld Flanges Raised Face Threaded Flanges Raised Face Weld Neck Flanges Slip On Plate Flanges Blind Plate Flanges |
| Pipe / Tube |
Seamless Pipe Welded Pipe Seamless Tube Welded Tube Seamless U-Tube Welded U-Tube Square Tube Rectangular Tube |
| Bar |
Round Bar Square Bar Flat Bar Angel Bar Hexagon Bar |
