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EF-200H×KD-B2
Single and multi-layer welding of 1.25%Cr-0.5%Mo steel for oil refining equipment, boiler drums, main steam tubes., etc. Neutral flux for multi-pass welding. Excellent impact toughness and crack resistibility.
KSB ISO 24598-A : S CrMo1 CS
KSB ISO 24598-B : S 55 2 CS SU 1CM
AWSA5.23 : F8P0-EB2-B2
ENISO 24598-A : S CrMo1 CS
ENISO 24598-B : S 55 2 CS SU 1CM
JISZ 3183 : S572-1CM

Category:
EF-200H×KD-60
EF-200H×KD-B3

Description

Sizes (mm) Standard Welding Position Shielding gas Polarity
2.4~4.8 AWS A5.23
EN ISO 24598-A
EN ISO 24598-B
JIS Z 3183
KS B ISO 24598-A
KS B ISO 24598-B		 F8P0-EB2-B2
S CrMo1 CS
S 55 2 CS SU 1CM
S572-1CM
S CrMo1 CS
S 55 2 CS SU 1CM		 F – DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.10 0.18 0.90 – – 1.11 – 0.48 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
590 650 27 – 100 (-20℃) 690℃x1Hr
Product Dimensions and Weld Current Range
 
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
– 2.4mm 250 500 28 32
– 3.2mm 300 650 28 32
– 4.0mm 400 1200 30 34
– 4.8mm 500 1400 32 36

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