OK Tubrod 15.19

OK Tubrod 15.19 is an all‑positional rutile‑cored flux‑cored wire designed for welding steels with a minimum yield strength of 550 MPa using M21 shielding gas.

Key Features

• All‑positional capability for structural and fabrication work
• Low diffusible hydrogen (H5) for improved weld quality
• High deposition rates (1.3‑5.8 kg/h) for increased productivity
• Flat welds with deep penetration and excellent wetting

Specifications

• Classifications: SFA/AWS A5.29 : E81T1‑Ni1M, EN ISO 17632‑A : T 50 5 Z P M21 2 H5
• Welding Current: DC+
• Diffusible Hydrogen: < 5 ml/100 g
• Alloy Type: Low alloy steel (1 % Ni)
• Shielding Gas: M21 (EN ISO 14175)
• Yield Strength: 604 MPa (as welded, M21 gas)
• Tensile Strength: 663 MPa (as welded, M21 gas)
• Elongation: 26 % (as welded)
• Charpy Impact: 106 J at –50 °C (as welded, M21 gas)
• Typical Weld Metal Composition: C 0.05 %, Mn 1.45 %, Si 0.41 %, S 0.011 %, P 0.008 %, Ni 1.00 %, Cr 0.02 %, Mo 0.01 %, V 0.02 %, Cu 0.01 %, Nb 0.02 %
• Deposition Data (1.2 mm wire): 100‑300 A, 21‑32 V, 3.2‑14.5 m/min, 1.3‑5.8 kg/h

Applications

• Structural steel construction
• Heavy equipment and transportation
• Bridges, offshore rigs, shipbuilding
• Pressure vessels and general fabrication