Material No. | 2.4856 |
---|---|
EN symbol (short) | NiCr22Mo9Nb |
AISI/SAE | — |
UNS | N 06625 |
AFNOR | NC 22 D Nb |
BS | NA21 |
alloy | alloy 625 |
Registered work's labelen | Inconel® alloy 625, Nicrofer ® 6020 hMo |
Standards | — |
Our product range in 2.4856 (alloy 625) are tubes and pipes, fittings and flanges, accessories.
Chemical composition ¹ | ||||||||
C % | Si ≤ % | Mn ≤ % | P ≤ % | S ≤ % | Ti ≤ % | Cr % | Mo ≤ % | Ni ≥ % |
0,03-0,10 | 0,5 | 0,5 | 0,020 | 0,015 | 0,40 | 20,0-23,0 | 8,0-10,0 | 58 |
Cu ≤ % | Nb % | Al ≤ % | Fe ≤ % | |||||
0,5 | 3,15-4,15 | 0,4 | 5,0 | |||||
¹ in accordance with Key to Steel 2001 |
Special characteristics | ||
Temperature range | Density kg/dm³ | Hardness (HB) |
---|---|---|
good toughness over 850°C | 8,5 |
Welding filler |
covered rod electrode 2.4621 |
Main fields of application (depending on the specific conditions of use) |
offshore technology, sea water resistent, chemical industry, production of phosphate acid, flue gas desulphurating plants, waste incineration plants |
(all aforementioned specifications serve as a general orientation and have to be reviewed depending on the specific conditions of use) |