Resources

Material comparison & selection

A qualitative guide to matching wear-resistant pipe materials to your operating conditions.

Six materials at a glance

ProductLinerWear resistanceImpact responseSuitable conditions
BimetalHigh-chrome linerHighAbrasive wear, moderate impactGrade dependent. Severe abrasion, moderate impact. Fine / coarse solids. Ceramic slurry, tailings, backfill.
SHS ceramic compositeComposite liningHighFine abrasion, brittle lining; impact resistance higher than tile or ring liningsControl direct impact. High abrasion, low impact. Fine powders and slurries. Fly ash, ceramic slurry.
16MnUntreated steelBaselineUnhardened steel, ductile bodyGrade dependent. Mild abrasion, impact-prone duties. Fine / coarse solids. General slurry and bulk transfer.
Induction-hardened— (hardened inner wall)EnhancedDepends on base materialHigh abrasion, controlled impact. Fine / coarse solids. Slurry and backfill.
Weld overlayHigh-chromium overlayHigh (abrasion)Abrasion resistant; low to moderate impact. Heavy impact needs a different overlay alloy, confirmed against the dutyAbrasive wear at low to moderate impact. Fine / coarse solids. Elbows, bends and straight runs in slurry, tailings, ash and powder duties.
Alumina ceramicTiles / ringsHighFine abrasion, brittle lining; protect from impactsSevere abrasion, low impact. Fine solids and slurries. Ceramic slurry, mineral fines.

Swipe the table sideways to see all five columns.

Selection notes. This is a qualitative guide. Particle size, velocity, impact angle and liner thickness govern selection. Suitability also depends on the chemical properties of the conveyed medium and product purity requirements.

What to provide for a quote

The more detail you can share, the more accurately our engineers can evaluate your application. Unknown parameters may be left open for our engineering review.

Material

Medium & composition
Slurry, tailings, coal, ash or ceramic slurry. Main constituents and proportions.
Conveying state
Dry powder / granules / slurry / gas–solid / liquid–solid.
Solids content
Mass concentration (wt%) or volume concentration (vol%).
Particle characteristics
Average and maximum size (mm or µm), size distribution, hardness and shape.
Corrosiveness
pH, acids / alkalis, chlorides and other corrosive constituents.

Operation

Flow rate / velocity
Flow rate (m³/h) or velocity (m/s). Specify phase / basis.
Pressure & temperature
Normal / maximum pressure and surge pressure (MPa). Normal / maximum temperature (°C).
Installation direction
Horizontal / vertical / inclined. State the inclination if known.

Dimensions

Pipe dimensions
Nominal diameter DN, base-pipe outside diameter (mm) and wall thickness (mm).
Wear layer
Required lining / overlay thickness (mm), if specified.
Straight pipes
Length per piece (mm or m).
Elbows
Angle: 30° / 45° / 60° / 90° / other. Bend radius R (mm) or R/D, with D basis.
Connections
Flanged / welded / clamp / grooved. Include standard, pressure rating and mating dimensions.

Provide quantities by item, existing drawings / sketches and required delivery date. Include company, project and contact details.

Submit Your Working Conditions