OK Tubrodur 30 O M

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OK Tubrodur 30 O M is a self-shielded, flux-cored wire for semi-automatic hardfacing, producing a chromium-manganese-alloyed weld metal with a hardness of 28-36 HRC. It is ideal for the on-site rebuilding of rollers, shafts, wheels and worn parts of CMn railway tracks, point frogs and so on.

Deposition Data

Current Deposition Rate Diameter Voltage Wire Feed Speed
250-550 A 3.7-11.4 kg/h (8-25 lb/h) 2.4 mm (3/32 in.) 26-40 V 2.5-9.0 m/min (98-354 in./min)
150-300 A 2.4-6.8 kg/h (5-15 lb/h) 1.6 mm (1/16 in.) 25-36 V 5.0-12.6 m/min (197-496 in./min)


Grade T Z Fe1
Name EN 14700


Approvals CE EN 13479
DB 82.039.09
Approvals are based on factory location. Please contact ESAB for more information.

Consumable Characteristics

Alloy Type Martensitic steel weld metal
Welding Current DC+

Typical Weld Metal Analysis %

Typical Weld Metal Analysis %
Al C Cr Mn Si
No shielding gas
1.37 % 0.10 % 2.94 % 1.41 % 0.43 %

How to purchase OK Tubrodur 30 O M

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