UNS S32950 is a high chromium content super duplex ( austenite – ferrite) stainless steel. It contains 26% to 29% of chromium content. It has very good resistance to crevice corrosion and pitting just like other super duplex stainless steel catagories. It has a high tensile strength of around 690 MPa and good yield strenth of about 485 Mpa. They are mainly used oil refining, fertilizer, paper making, petroleum and other chemical or sour industries.
| Chemical Properties | ||||||||
|---|---|---|---|---|---|---|---|---|
| C | Mn | P | S | Si | Cr | NI | Mo | N |
| 0.030 Max | 2.00 Max | 0.035 Max | 0.010 Max | 0.60 Max | 26.0-29.0 | 3.50-5.20 | 1.00-2.50 | 0.15-0.35 |
| Mechanical Properties | ||||
|---|---|---|---|---|
| Yeild strength | Tensile strength | Elongation | Reduction | Hardness |
| Mpa | Mpa | % | % | BHN |
| min | min | min | min | |
| 485 | 690 | 15 | -- | 297 |
| Heat Treatment | ||||||
|---|---|---|---|---|---|---|
| Solution Annealed @ 995°C-1025°C & Liquid Quenched @ 260°C | ||||||
| Equivalent Designation | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| ASTM/ASME | AISI | UNS | British Standard | Werkstoff No. | En Name | Swedish(SS) | JIS(SUS) | ||
| Sa 182 F61 | – | S32950 | – | 1.4507 | X2CrNiMoCuN25-6-3 | – | – | ||
Cold Forged Fasteners, Hot Forged Fastener, C-Machined Components / Fasteners, CNC Machined Components / Fasteners, Custom Machined Components / Fasteners, Threaded Components / Fasteners, Non-Threaded Components / Fasteners, Bar Stock Machined Components / Fasteners.
Metric Range from M1.0 to M100 and Imperial Range from 1/16 inch to 4 inch.
Coarse, Fine, UNC, UNF, UN, BSW, Acme Threads with Half Thread, Full Thread & Double End Thread Configuration.
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