Repairs of Mandrel

Industry Type
Steel

Product Group
Lotherme

OUR SOLUTION

Product
Lotherme-514

Size (mm)
3.15

Current (amps)
90, 130

ANALYSIS

Equipment Name
Mandrel

Problem
Cracks on surface of Mandrel

Problem Due To
High Temp. 1000°C

Base Metal
Ni-Cr

JOB PICTURES

None

None

Procedure

1. Grind the surface area of the mandrel to remove fatigued metal.

2. Find the depth and directions of cracks and observed.

3. SMAW process.

4. Atmospheric cooling.

(LoTherme-514 is an outstanding electrode for welding Ni-Cr-Mo-W-Co alloys and for surfacing application with strength and heat & oxidation resistance up to 1000°C.)

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