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Questionnaire on wear protection tasks

Full name of the company

Contact person, Full name Position

Work phone

Mobile phone

Structural unit

Position

E-mail

DETAILS ON THE CONSIDERED OBJECT:

Name (part, assembly, mechanism)

Type, grade

1. Existing material for the object protection against wear.

Material grade

Material thickness, mm

Overlay welding material grade (if available)

Overlay welding thickness, mm

Maximum allowable construction weight, kg

Operating mode (continuous, cyclic, other)

Protection mounting mode (bolt, welding, other)

Existing protection service life (years, months, days)

Allowable residual thickness before protection replacement, mm

Required protection service life (years, months, days)

2. Characteristics of the transported material.

Name of material

Specific gravity, g/cm³

Hardness (according to Protodyakonov)

Max particle size, mm % of total mass

Average particle size, mm, % of total mass

Min particle size, mm % of total mass

Max temperature of abrasive medium, °C

Condition of transported material (solid, liquid, gaseous)

If there is fluid to be transported, indicate:

Chemical composition of the medium

Working pressure, mPa

Acidity of the medium, pH

3. Moving conditions of the transported material.

Material drop height, m

Material drop angle with respect to the surface to be protected, degrees

Material velocity, m/c

4. Additional information.

5. Drawing or sketch of the part, assembly, mechanism shall be provided. Photo (if available).