EN 1.4410 / SUPER DUPLEX UNS S32750 / F53 / 2507
MATERIAL DESCRIPTION
All our super-duplex materials are produced by Norsok M-650 Ed.4 and/ or ISO 17782 qualified manufacturers.
Super Duplex UNS S32750 is the most common super duplex grade in the market. UNS S32750 is a duplex especially designed for service in aggressive chloride-containing environments. It has very good resistance to localized corrosion and stress corrosion cracking in combination with high mechanical strength. It is widely used in oil & gas, hydropower, pressure vessels, pulp & paper, structural components and chemical tankers.
Applications
The main applications are for details with special requirements for high corrosion resistance.
UNS S32750 is characterized by:
- High resistance to stress corrosion cracking in halide containing environments.
- High resistance to pitting and crevice corrosion.
- High resistance to general corrosion.
- High mechanical strength.
- High resistance to erosion corrosion and corrosion fatigue.
Heat Treatment
Solution annealing in the range of 1100°C followed by water quenching.
Weldability
Very good.
Chemical Composition (Specific for Bars)
Weight % | C | Mn | P | S | Si | Cr | Ni | Mo | Cu | N | PRE |
Min. | 24,0 | 6,00 | 3,00 | 0,24 | 41 | ||||||
Max. | 0,030 | 1,20 | 0,025 | 0,010 | 0,80 | 26,0 | 8,00 | 4,50 | 0,50 | 0,32 |
PREN = % Cr + 3.3 % Mo + 16 % N ≥ 41
Reference Standards
General:
- Norsok M-650 Ed.4 qualified manufacturers
- PED 2014/68/EU Annex I section 4.3
- AD2000 W0 (W2/W10)
- NACE MR0175/ ISO 15156-3 and NACE MR0103/ISO 17945
Plate, sheet and coil:
-
ASTM A240, EN 10028-7, EN 10088-2, EN 10088-4, Norsok M-630 MDS D55
Bar and forging:
-
ASTM A276, ASTM A479, ASTM A182, EN 10088-3, Norsok M-630 MDS D54/D57
Other products:
-
As per applicable ASTM and/or EN standards and Norsok M-630 MDS
Mechanical Properties (Typical)
Yield strength Rp0.2, MPa |
Tensile strength Rm, MPa |
Elongation [%] |
Hardness [HB] |
Impact, Charpy-V, -46ºC [J] |
|
BAR | ≥ 550 | ≥ 750 | ≥ 25 | ≤ 300 | ≥ 65 |
PLATE CR (COIL) | ≥ 550 | 750 – 1000 | ≥ 25 | ≤ 310 | ≥ 45 |
PLATE HR (COIL) | ≥ 550 | 750 – 1000 | ≥ 25 | ≤ 310 | ≥ 45 |
PLATE (QUARTO) | ≥ 550 | 750 – 930 | ≥ 25 | ≤ 310 | ≥ 45 |
DIA | KG/M |
16 mm | 1.7 |
20 mm | 2.5 |
25 mm | 3.9 |
30 mm | 5.7 |
35 mm | 7.7 |
40 mm | 10.1 |
45 mm | 12.8 |
50 mm | 15.8 |
60 mm | 22.6 |
70 mm | 30.8 |
80 mm | 40.2 |
90 mm | 50.9 |
100 mm | 62.9 |
110 mm | 76.1 |
120 mm | 90.5 |
125 mm | 96 |
DIA | KG/M |
130 mm | 106 |
140 mm | 123 |
150 mm | 141 |
160 mm | 161 |
170 mm | 182 |
180 mm | 204 |
200 mm | 251 |
225 mm | 319 |
250 mm | 385 |
280 mm | 494 |
300 mm | 566 |
330 mm | 686 |
350 mm | 780 |
380 mm | 910 |
406,4 mm | 1040 |
Plate Stock
MEASUREMENTS | KG/PLATE |
2 X 1500 X 3000 mm | 72 |
3 X 1500 X 3000 mm | 108 |
3 X 1500 X 6000 mm | 216 |
3 X 2000 X 6000 mm | 288 |
4 X 1500 X 3000 mm | 144 |
4 X 1500 X 6000 mm | 288 |
4 X 2000 X 6000 mm | 384 |
5 X 1500 X 3000 mm | 180 |
5 X 1500 X 6000 mm | 360 |
5 X 2000 X 6000 mm | 480 |
6 X 1500 X 3000 mm | 216 |
6 X 1500 X 6000 mm | 432 |
6 X 2000 X 6000 mm | 576 |
8 X 1500 X 3000 mm | 297 |
8 X 1500 X 6000 mm | 594 |
8 X 2000 X 6000 mm | 791 |
10 X 1500 X 3000 mm | 371 |
10 X 1500 X 6000 mm | 742 |
10 X 2000 X 6000 mm | 989 |
12 X 1500 X 3000 mm | 445 |
MEASUREMENTS | KG/PLATE |
12 X 1500 X 6000 mm | 890 |
12 X 2000 X 6000 mm | 1187 |
15 X 1500 X 3000 mm | 557 |
15 X 1500 X 6000 mm | 1113 |
15 X 2000 X 6000 mm | 1484 |
16 X 1500 X 3000 mm | 593 |
16 X 1500 X 6000 mm | 1186 |
16 X 2000 X 6000 mm | 1582 |
20 X 1500 X 3000 mm | 742 |
20 X 1500 X 6000 mm | 1484 |
20 X 2000 X 6000 mm | 1978 |
25 X 1500 X 3000 mm | 927 |
25 X 1500 X 6000 mm | 1854 |
25 X 2000 X 6000 mm | 2472 |
30 X 1500 X 3000 mm | 1113 |
30 X 1500 X 6000 mm | 2225 |
30 X 2000 X 6000 mm | 2966 |
35 X 1500 X 3000 mm | 1297 |
35 X 1500 X 6000 mm | 2595 |
35 X 2000 X 6000 mm | 3460 |
40 X 1500 X 3000 mm | 1484 |
40 X 1500 X 6000 mm | 2966 |
40 X 2000 X 6000 mm | 3956 |
50 X 1500 X 3000 mm | 1854 |
50 X 1500 X 6000 mm | 3708 |
60 X 1500 X 3000 mm | 2224 |
60 X 1500 X 6000 mm | 4449 |
Coil Stock
1300 MM | 1500 MM | 2000 MM |
0,4 mm | 1,5 mm | 3 mm |
0,5 mm | 3 mm | 4 mm |
0,7 mm | 4 mm | 5 mm |
1 mm | 5 mm | 6 mm |
6 mm |
Equivalent standards
- EN 1.4410
- UNS S32750
- Grade F53
- (SAF 2507)