| JIS | UNS | WERKSTOFF NR. | EN | BS | AFNOR |
|---|---|---|---|---|---|
| SUS 904L | N08904 | 1.4539 | X1NiCrMoCu25-20-5 | 316S13 | Z2CNDU 25-20 |
High-alloy austenitic is very resistant to attack from diluted sulphuric acid, phosphoric acid and acetic acid.
Resists pitting in neutral chloride solutions.
Superior stress corrosion cracking resistance compared to lower nickel austenites.
Excellent formability and weldability.
| SCOPE of SUPPLY | SIZE UNIT | DIMENSIONAL RANGE |
|---|---|---|
| Plates | Thickness | 1/16″ to 3.15″ [1.50 to 80mm] |
| Round Pipes | OD | 5/16″ to 13″ [8 to 330mm] |
| Angle Bars | Leg Height | 1.50″ to 6″ [38 to 150mm] |
| Flat Bars | Thickness | 1/8″ to 3.15″ [3 to 80mm] |
Final chemical, mechanical properties, dimensions and tolerances are confirmed against the governing specification and purchase order.
| % | Carbon | Manganese | Silicon | Phosphorus | Sulfur | Chromium | Nickel | Copper | Molybdenum |
|---|---|---|---|---|---|---|---|---|---|
| min | - | - | - | - | - | 19.00 | 23.00 | 1.00 | 1.00 |
| max | 0.02 | 2.00 | 1.00 | 0.045 | 0.035 | 23.00 | 28.00 | 2./00 | 2.00 |
| Tensile Strength (min) | Yield Strength %0.2 (min) | longation in 2" [50mm] (min) | Hardness Rockwell B (min-max) |
|---|---|---|---|
| 71 ksi [490 MPa] | 32 ksi [220 MPa] | 36% | 70 - 90 HRB |
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