SK 20 CrMo-SA unalloyed, fine grained and low alloyed steels
Classifications SAW cored wire
DIN 8555 ASME IIC SFA 5.23 ASME IIC SFA 5.23
UP 1-GF-200 F9P2-ECB1-B1 F10A0-ECB1-B1
Characteristics
Cored wire designed to deposit a 0,2%C-0,5%Cr-0,2%Mo alloy for submerged arc welding
of unalloyed and low alloyed steels.
Microstructure: Ferritic
Machinability: Good
Oxy-acetylene cutting: Possible
Deposit thickness: Depends upon application and procedure used
Welding flux: Record SA
Field of use
Heat resistant steel, steel casting, buffer layers.
Typical analysis in %
C Mn Si Cr Mo Fe
0,13 1,0 0,4 0,6 0,3 balance
Typical mechanical properties
Hardness as welded: 250 HB
Form of delivery and recommended welding parameters
Wire diameter
(mm)
Amperage Voltage Stick-Out Flux-Rate Travel Speed
(cm/min)
2,4 275 – 450 28 – 30 30 – 35 1,1 35 – 45
3,2 325 – 450 30 – 32 30 – 35 1,1 35 – 45
