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EF-200H×KD-B3

Single and multi-layer welding of 2.25%Cr-1%Mo steel for pressure vessels, oil refining industries., etc. Neutral flux for multi-pass welding. Excellent impact toughness and crack resistibility.
KSB ISO 24598-A : S CrMo2 CS
KSB ISO 24598-B : S 62 2 CS SU 2C1M
AWSA5.23 : F9P0-EB3-B3
ENISO 24598-A : S CrMo2 CS
ENISO 24598-B : S 62 2 CS SU 2C1M
JISZ 3183 : S642-2CM

Category:
EF-200H×KD-B2
EF-200HC×KD-B9

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		 F9P0-EB3-B3
S CrMo2 CS
S 62 2 CS SU 2C1M
S642-2CM
S CrMo2 CS
S 62 2 CS SU 2C1M		 F – DC(+)
 
Typical chemical composition all-weld metal (%)
C Si Mn P S Cr Ni Mo Remark
0.08 0.27 0.90 – – 2.26 – 0.92 –
 
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
610 700 23 – 70 (-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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