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Product Overview:
High-performance E312 stainless steel MIG wire for welding dissimilar steels and unknown alloys
Ideal for joining tool steel, spring steel, armor plate, and manganese steel
Excellent crack resistance and tensile strength due to two-phase microstructure
Suitable for buffer layers in hard-facing applications and wear-resistant overlays
Compatible with MIG (GMAW) process using argon-rich shielding gas
Technical Specifications:
Wire Type: E312
Diameter: 0.8mm
Weight: 1kg spool
Welding Process: MIG (GMAW)
Polarity: DCEP (Direct Current Electrode Positive)
Shielding Gas: Recommended 98% Argon + 2% CO
Applications: Dissimilar steel joints, unknown base metals, gear teeth, dies, springs, earthmoving equipment
Finish: Tough, ductile welds with high tensile strength and minimal spatter
Storage: Keep sealed and dry to prevent contamination
Chemical Composition (Typical Values):
Carbon (C): 0.15% Controlled to reduce cracking
Chromium (Cr): 28.032.0% High corrosion and oxidation resistance
Nickel (Ni): ~8.010.0% Enhances ductility and toughness
Manganese (Mn): 0.52.5% Supports arc stability and weld pool control
Silicon (Si): ~0.90% Aids slag formation and arc performance
Molybdenum (Mo): 0.75% Optional trace for added corrosion resistance
Phosphorus (P): 0.04% Controlled to prevent brittleness
Sulfur (S): 0.03% Controlled to prevent hot cracking
Copper (Cu): 0.75% May improve corrosion resistance
Iron (Fe): Balance Forms the matrix of the weld deposit