OK Tubrodur 55 O A

OK Tubrodur 55 O A is a self‑shielded chromium carbide‑rich flux‑cored wire designed for hardfacing applications.

Key Features

• Self‑shielded (no external shielding gas required)
• High chromium (22.5%) for excellent wear resistance
• Wide amperage range (150‑300 A) and voltage (25‑36 V)
• Available in 1.6 mm diameter

Specifications

• Classifications: EN 14700 : T Z Fe14
• Welding Current: DC+
• Alloy Type: Carbide‑rich steel weld metal
• Shielding Gas: None
• Typical Weld Metal Analysis: C 3.6 %, Mn 0.88 %, Si 0.53 %, Cr 22.5 %, Mo 3.5 %, V 0.5 %
• Deposition Data (1.6 mm): 150‑300 A, 25‑36 V, 5.0‑12.6 m/min, 2.4‑6.8 kg/h

Applications

• Hardfacing and wear‑resistant layers
• Repair of high‑temperature and abrasive components
• Industrial equipment requiring high chromium content weld metal