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BC-E309(A302）

Standard: GB/T 983 E309-16, AWS A5.4 E309-16, ISO 3581-B-ES309-16
Features: 
  • A302 is a stainless steel electrode with a rutile coating type
  • Weld metal has good crack resistance and oxidation resistance
  • Small spatter, beautiful weld formation
  • AC/DC dual-use, all position welding

Product Parameters:
 
  C Mn Si P S Cr Mo Cu Ni
Standard value ≤0.15 0.5-2.5 ≤1.0 ≤0.04 ≤0.03 22.0-25.0 ≤0.75 ≤0.75 12.0-14.0
Example value 0.064 1.13  0.064 0.027 0.012 24.32 0.29 0.20  12.53 

  Tensile Strength
Rm（MPa）		 Elongation after fracture
A（%）
Standard value ≥550 ≥25
Example value 595 39

Diameter X length

(mm x mm)		 Package-Weight（kg）
Inner box Carton
2.0x300 5 20
2.5x300 5 20
3.2x350 5 20
4.0x400 5 20

Diameter（mm） 2.0  2.5 3.2  4.0 
length（mm） 300 300 350 400
Current（A） Flat welding 20-50 50-90 90-120 120-160
Vertical or upwardwelding 20-50 50-75 75-100 85-135

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