Materials Portal Logo MATERIALS PORTAL

NiCr21Mo | 2.4858 Material Datasheet

Unlock Exclusive Materials Data

Gain access to a wealth of materials data by joining our Materials Portal.

Register for Free or Upgrade for Full Access

Material Description

Material Number Material Name Material Number (single) Standard Scope Standard Status Country Predecessor Successor VDA 231-106 classification Application temperature [°C]
2.4858 (VdTÜV WB 432-1 : 2009-12) NiCr21Mo 2.4858 VdTÜV WB 432-1 : 2009-12 VdTÜV WB 432-1 : 2009-12 replaced by VdTÜV WB 432-1 : 2017-04 Replaced Germany NiCr 21 Mo NiCr21Mo 3.4 -10 - 450 1)
1) Remark: Valid for sheet and strip highly corrosion-resistant nickel alloy VdTÜV-Wbl 432-2 : seamless tube VdTÜV-Wbl 432-3 : bar steel and forging weldable, cold- and hot-formable welded state: resistant to intercrystalline corrosion Application range -10 to 450°C: - for pressure vessels according to TRB 100 and AD 2000-data sheet W 2 - nuclear application as far as nuclear rules and material-related specifications allow the application Melting: - electric arc process - inductive furnace process - vacuum melted - AOD-process underlying norms: DIN EN ISO 10028-1, DIN EN ISO 10028-7

Chemical Composition

Al [%] C [%] Cr [%] Cu [%] Mn [%] Mo [%] Ni [%] P [%] S [%] Si [%] Ti [%] Remainder
blur blur blur blur blur blur blur blur blur blur blur blur 1)2)
1) Source: blur
2) Remark: blur

Material Compliance

REACh RoHS
blur blur

Mechanical Properties

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Direction Tensile Strength [MPa] Yield Strength (0.2% offset) [MPa] Yield Strength (1.0% offset) [MPa] Elongation A [%]
blur blur blur blur blur blur blur blur blur 1)2)
blur blur blur blur blur blur blur blur blur 1)2)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
blur blur blur blur blur blur blur blur blur 1)4)
1) Source: blur
2) Remark: blur
3) Remark: blur
4) Remark: blur

Toughness Data (Impact)

Semi-finished Product Condition Nominal Size [mm] Temperature [°C] Specimen Shape Specimen Direction Notch Impact Energy [J] Notch Bar Impact Strength [J/cm²]
blur blur blur blur blur blur blur blur 1)2)
1) Source: blur
2) Remark: blur

Welding and Joining

Procedure Welding and Joining - Evaluation Holding Temperature [°C] Information
blur blur blur blur 1)
blur blur blur blur 1)
1) Source: blur

Heat Treatment

Semi-finished Product Heat Treatment Nominal Size [mm] Temperature [°C] Holding Time [h] Medium
blur blur blur blur blur blur 1)2)
blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur 1)3)
blur blur blur blur blur blur 1)4)
1) Source: blur
2) Remark: blur
3) Remark: blur
4) Remark: blur

Cross Reference

Material Name Country Standard
NS 142 China GB T 15007
NA 16 Great Britain BS 3072
NA 16 Great Britain BS 3073
NA 16 Great Britain BS 3074
NA 16 Great Britain BS 3076
NiFe30Cr21Mo3 International ISO 9722
NCF 825 Japan JIS G 4901
NCF 825 Japan JIS G 4902
NCF 825TP Japan JIS G 4903
NCF 825TB Japan JIS G 4904
NFC 825 South Korea KS D 3531
NFC 825 South Korea KS D 3532
N08825 USA UNS
SB-163 UNS N08825 USA ASME SB-163
SB-423 UNS N08825 USA ASME SB-423
SB-424 UNS N08825 USA ASME SB-424
SB-425 UNS N08825 USA ASME SB-425
SB-564 UNS N08825 USA ASME SB-564
SB-704 UNS N08825 USA ASME SB-704
SB-705 UNS N08825 USA ASME SB-705
B163 UNS N08825 USA ASTM B163
B366 UNS N08825 USA ASTM B366
B423 UNS N08825 USA ASTM B423
B424 UNS N08825 USA ASTM B424
B425 UNS N08825 USA ASTM B425
B564 UNS N08825 USA ASTM B564
B704 UNS N08825 USA ASTM B704
B705 UNS N08825 USA ASTM B705
B924 UNS N08825 USA ASTM B924
G28 UNS N08825 USA ASTM G28
N08825 USA NACE MR-01-75
2.4858 Germany VdTUEV WB 432-1

Producer/Supplier/Trade names

Tradename Supplier
Incoloy 825 Special Metals Wiggin Ltd., Hereford
Nicrofer 4221 VDM Metals GmbH, Werdohl
Nirosta 4858 Deutsche Edelstahlwerke Specialty Steel GmbH & Co. KG, Witten