446 Stainless Steel
WLD Steel is a leading manufacturer, supplier and exporter of the stainless steel 446 available in different sizes and forms including bar, rod and billets. Stainless Steel 446 contains a high level of Molybdenum and Chromium and therefore demonstrates high resistance to both corrosion and oxidation, it is known as “super ferrite stainless steel” together with 447 stainless steel. It’s commonly used where requires excellent corrosion and high-temperature resistance, like burners, boiler parts, and other thermal applications.
What’re the 446 available forms at WLD Steel?
- Sheet/Plate/Coil: ASTM A240, ASTM A480
- Round Bar: ASTM A276, ASTM A479
446 Equivalent Grades
| standard | SAE | UNS | JIS | DIN | EN | GB |
| 446 | 51446 | S44600 | / | 1.4762 / 1.4763 | X10CrAlSi25 / X10CrAlSi24 | 1Cr25Ti |
446 Chemical Composition
| C | Mn | P | S | Si | Ni | Cr | Mo | N | Ti + CB |
| 0.030 | 1.0 max | 0.040 max | 0.030 max | 1.0 max | 1.0 – 3.50 | 25.0 – 28.0 | 3.0 – 4.0 | 0.040 | 0.20 – 1.0 |
446 Mechanical Properties
| Tensile Strength (Mpa) | Yield Strength (at 0.200%, Mpa) | Elongation | Hardness，HB |
| 550 | 345 | 20% | 159 |
