These SS 309S Plates can easily bewelded using any resistance and fusion methods. SS UNS S30900 Sheets are recommended for applications where sensitization and subsequent corrosion by high-temperature gases or condensates during shutdown may pose a problem.
Thickness: 1.2mm – 10mm
Width: 600mm – 3300mm, the narrowed products pls check in strip products
309 Stainless Steel Plate Same grade from different standard
S30900 SUS309 1.482
| ss 309S | ss 309H |
|---|---|
| UNS S30908 | UNS S30909 |
| ASTM A240 | ASTM A240 |
| ASTM A480 | ASTM A480 |
Elongation (%): > 40%
The Brinell hardness of 309 and 309H boards is 217, while the Brinell hardness of 309S is only 95.
| Grades | Yield Strength 0.2% KSI (min) | Elongation % | Hardness (Brinell) max |
|---|---|---|---|
| 309s | 30 | 40 | 95 |
| 309h | 30 | 40 | 217 |
The coefficient of thermal expansion between 32℉ and 212℉ is 8.28 x 10^-6. These types of plates have a specific heat of 0.120 Btu/lb between 68°F and 212°F. The melting point range of 309, 309S, and 309H stainless steel plates are between 2500°F and 2590°F.
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