STELLITE 21 ALLOY

Brand
Ceweld product
Type
Cobalt based fluxcored wire for cladding against metal to metal wear, thermal schock and erosion. (Stellite 21)
classification
AWS
A 5.21: ERCoCr-E
EN ISO
14700: T Co1
DIN
8555: MSG 20-GF-350-CTZ
Applications

Solving wear problems against chemicals, erosion, corosion, high temperatures, abrasion and combinations of those.Cladding seats and valves in chemical industry, hot sharing blades, extrusion parts, coke hammers, turbine injectors, gas and steam turbine parts.

Type
Cobalt based fluxcored wire for cladding against metal to metal wear, thermal schock and erosion. (Stellite 21)
Applications

Solving wear problems against chemicals, erosion, corosion, high temperatures, abrasion and combinations of those.Cladding seats and valves in chemical industry, hot sharing blades, extrusion parts, coke hammers, turbine injectors, gas and steam turbine parts.

Properties

Excellent gliding properties against metal to metal wear due to low friction, Excellent against erosion and corrosion at high working temperatures upto 900°C. Crack free hard facing deposit against severe shock and impact.

Classification
AWS
A 5.21: ERCoCr-E
EN ISO
14700: T Co1
F-nr
73
DIN
8555: MSG 20-GF-350-CTZ
Suitable for

CoCr-E 

Co1

Celist 721

 

Welding positions
PA
PB
PC
Redrying
140°C / 24 hr
Gas acc. EN ISO 14175
M13
Analysis
C Si Mn Cr Ni Mo V Fe W B Co Nb Cu Al Ti N
0.27 1.25 1 28 3 5 3.5 Rem.
Mechanical Properties
Heat
Treatment
RP0,2
(MPa)
Rm
(MPa)
A5
(%)
Hardness
As Welded 30 HRc