439 Stainless Steel Plate Manufacturer & Supplier
439 is titanium-stabilised 17-19% chromium ferritic with markedly better weldability and formability than 430, used where a nickel-free grade must be deep drawn or welded.
UNS: S43035 | Category: Ferritic Stainless Steel
Size Range
Outer Diameter: Thickness 1.5 - 6 mm · Width 1000-3000 mm · Length 2000-12000 mm
Wall Thickness: 1.5 - 6 mm
Chemical Composition (%)
| C | Si | Mn | P | S | Cr | Ti | Al |
|---|---|---|---|---|---|---|---|
| 0.030 max | 1.00 max | 1.00 max | 0.040 max | 0.030 max | 17.00-19.00 | 0.20 + 4 x (C+N) min, 1.10 max | 0.15 max |
Mechanical Properties
- Yield Strength Rp0.2
- 205 MPa min
- Tensile Strength Rm
- 415 MPa min
- Elongation A5
- 22% min
- Hardness
- 183 HB max
Applicable Standards
- ASTM A240 / ASME SA240
- ASTM A480
- EN 10088-2
- JIS G4304 / G4305
- EN 10204 3.1 certification
Applications
- Hot water tanks & heat exchangers
- Automotive exhaust and trim
- Sugar refinery equipment
- Catering equipment
- Welded ferritic fabrication
Industries Served
- Food & Beverage
- Automotive
- Sugar & Distillery
- Power & Energy
Equivalent Grades
- EN
- 1.4510 / X3CrTi17
- JIS
- SUS 430LX
- UNS
- S43035