| UNS 31803 DUPLEX PLATE | INR 329/kg |
| Grade | UNS | DIN | SS | EN | W-Nr | AFNOR |
|---|---|---|---|---|---|---|
| Duplex 2707 HD | S32707 | - | - | - | - | - |
| Duplex 2507 | S32750 | X 2 CrNiMoN 25 7 4 | 2328 | 1.4410 | - | - |
| 2507 Super Duplex Alloy | UNS S32760/ S32750/ S32550/ S39274 |
| Super Duplex 4501 | - |
| UR52N+ | UNS S32550 |
| Zeron 100 | UNS S32760 |
| Ferralium 255 | UNS S32550 |
| Grade | Bar | Plate, sheet and strip | Seamless / welded tube and pipe | Flanges | Pipe Fittings | Forgings |
| Duplex 2707 HD | - | - | ASTM A789/ A790, SA790 | - | - | - |
| Duplex 2507 | ASTM A479, SA479 EN 10088-3 |
ASTM A240 SA240 EN 10088-2 |
ASTM A789; A790, SA790 | ASTM A182, SA182 | ASTM A182, SA182 ASTM A815/ SA815 |
ASTM A182/ SA182 |
| Duplex 2304 | EN 10088-3 | ASTM A240, SA240 EN 10088-2 |
ASTM A789; A790, SA790 EN 10216-5 |
- | - | EN 10088-3* |
| Grade | UNS | Duplex Industry Specifications |
|---|---|---|
| 2507 Duplex Steel | UNS S32750 | ASTM A182 F53, A240/ SA240, A276 / SA276, A479, A789, A790, A815, A928, A988 SAE J405 |
| UNS S32760 | ASTM A182 F55, A240 / SA240, A276/ SA276, A314, A473, A479, A789, A790, A815, A928, A988 SAE J405 |
|
| International identifiers | SUS 329J3L, S31803, SS2377, ASTM A182 F51, STS329J3 LTP, AISI 318 LN, Z3CND22-05Az | |
| Cr | Ni | Mo | N | S | Cu | C | Mn | Si | P | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | .24-.32 | 0.020 Max | 0.50 Max | 0.030 Max | 1.20 Max | 0.80 Max | 0.035 Max | Balance |
| .2% Yield Strength, ksi Minimum | Ultimate Tensile Strength, ksi Minimum | % Elongation Min. | |
|---|---|---|---|
| 80 | 116 | 15 | 310 |
Super Duplex stainless steel temperature limits
| UNS N° Grade | EN N° | Hot FormingTemperature Range | Minimum Soaking Temperature |
|---|---|---|---|
| S32304 | 1.4362 | 1150-950 Deg C | 980 Deg C |
| S32205 | 1.4462 | 1230 -950 Deg C | 1040 Deg C |
| S32750 | 1.4410 | 1235-1025 Deg C | 1050 Deg C |
| S32520 | 1.4507 | 1230-1000 Deg C | 1080 Deg C |
| S32760 | 1.4501 | 1230-1000 Deg C | 1100 Deg C |
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