Custom OEM Gray Iron Sand Cast Spare Parts for Construction Machinery Mining Equipment and Agricultural Applications
Direct factory support
Get a quote that fits your project
Send your drawing or product reference, material grade and required quantity. Relia will review the requirements with you.
- Drawing & specification review
Confirm the supply scope and critical requirements.
- Samples before custom production
Review inspected samples before approving a batch.
- Inspection documents
Agree material and dimensional records for your part.
Custom OEM gray-iron sand cast spare parts are offered for construction machinery, mining equipment and agricultural applications. A replacement request should define the actual component and its working duty. Select the iron grade and required supplied condition around the part’s intended equipment interface.
Identify the spare part before defining replacement fit
Provide the machine model and a drawing or clearly defined component requirement. Show how the part attaches to or contacts adjoining equipment. Distinguish identification details used to locate the part from the dimensional requirements that establish compatibility.
- State the selected equipment application and component quantity.
- Show mounting, locating and mating geometry on the current drawing.
- Define dimensional limits and the required surface condition.
- Identify any machining or finish needed in the supplied state.
Connect the design to the working duty
Explain the operating role and relevant loading conditions for the selected spare part. Identify interfaces controlling clearance, alignment or installation within the actual assembly. Agree the design requirement against the chosen material and component geometry before accepting a replacement configuration.
Set part-specific approval evidence
Define inspection coverage and the material, dimensional and surface records required for acceptance. Identify any qualification documents needed for the intended equipment use. Explain what an initial casting must demonstrate against the mating geometry, retaining approved grade, drawing and final-condition decisions as the reference for further spare-part orders.


