Chongqing Lange Machinery Group Co.,Ltd.
 Marine Welding Materials >> Welding Electrode >> High Tensile Strength Steel Electrode >> E7024
Product Name High Tensile Strength Steel Electrode
Product No. MHAE411-WE018
Standard
GB E5024
AWS E7024
DIN E5142RR11160
Type of Covering Iron powder Titania
Welding Position F,V,OH,H
Chemical Composition C Mn Si S P Ni Mo Cr V
Guarantee 0.070 0.67 0.27 0.015 0.022 0.02 0.003 0.025 0.02
Mechanical Properties of Deposited Metal
Test Item Tensile Strengh Rm (MPa) Yield Point ReL (MPa) Elongation A4 (%) Akv1(J)
Guarantee 440 345 32 75
Reference Current(AC/DC)
Electrode Diameter(mm) Length(mm) Welding Current(A)
4.0 450 180-240
5.0 450 210-350
Instructions
1.The Electrodes must be baked at 150℃ for an hour before Welding.
2.The stains on the weldments,such as rust,oil stains,moisture,etc.,must be cleared away before Welding.
Application
Flat and horizontal fillet welding ship hulls,bridges,and general structures of building.