2.4856

 

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

 

Description

Our product range in 2.4856 (alloy 628) 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/m³ 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)

 

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