Stick Electrodes MTC MT-307 1.4370

MTC MT-307 1.4370 Stick Electrodes

Rutile-coated stick electrode MTC MT-307 1.4370 for joining dissimilar steels as well as for cladding. Weld metal made of austenitic chromium-nickel-manganese steel for operating temperatures up to +300°C.

Standard Designation

Important Base Materials for MTC MT-307 Stick Electrodes

Dissimilar steels (black-white joints); high-carbon and difficult-to-weld steel, manganese hard steel e.g., X 120 Mn 12 (1.3401); buffer layers for hardfacing.

Mechanical Properties of the Weld Metal (Typical Values)

Heat treatment Test temperature [°C] untreated +20°C (typical values) 0.2% Yield strength Rp0.2 MPa 350 Tensile strength Rm MPa 500 Elongation at break A5 [%] 25 Notch impact energy AV [J] LNB

Special Notes

Maximum operating temperature for black-white joints +300°C. For prolonged annealing treatments above +300°C or operating temperatures above +300°C, nickel-based welding consumables must be used. Weld metal work-hardens upon cold deformation. Weld metal is scaling-resistant up to +850°C.

Approval

TÜV, CE

Welding Positions according to DIN EN ISO 6947

PA, PB, PC, PF

Current Type/Polarity

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