OEM ODM Precision Machined Grey Ductile Iron Sand Castings with CNC Turning Milling Drilling Boring for Industrial Heavy Equipment
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.
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SizeCustomized According to Drawing
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Surface TreatmentBlasting/ Painting/ Anti-rus/ CustomizedMaterialsDuctile Iron/ Gray Cast Iron
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Product TypeCustom Iron Casting PartsManufacturing ProcessCasting + CNC Machining
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Machining ServiceCNC Turning / Milling/ Driling/ BoringCustomization ServiceOEM/ODM/ Drawing-Based Customization
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Supply ConditionRaw Casting / Semi-Machined/ Fully MachinedDimensional ToleranceAccording to Customer Drawing
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Control QualityMaterial Test / Dimensional Inspection / Visual InspectionCertificationIATF16949
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PackagingPlywood Case / Pallet with Rust ProtectionApplicationIndustrial Machinery / OEM Equipment
Industrial machinery and heavy OEM-equipment enquiries include gray- or ductile-iron sand castings with CNC turning, milling, drilling and boring. Drawing-based customization should establish the complete iron grade and the work required at each interface. Dimensions and tolerances follow the selected component drawing.
Order the manufacturing stage the assembly needs
Supply choices are raw casting, semi-machined or fully machined. Identify what remains to be done after receipt and which dimensions must already meet final acceptance. Put the material condition and measurement datums in the brief so the chosen supply stage has a clear dimensional boundary.
- Specify blasting, painting, anti-rust or custom treatment.
- Mark coverage and contact-area masking requirements.
- Assign material tests to the selected iron grade.
- Define dimensional and visual inspection criteria.
- Select plywood-case or pallet packing with rust protection.
Show how the casting serves the equipment
Provide mounting and locating relationships, working contacts and the conditions relevant to the part’s duty. Identify dimensions that must be checked together to establish assembly fit. Explain the surface result needed where finishing changes the component’s contact or appearance requirements.
Keep approval tied to the delivered stage
Request applicable IATF16949 documentation and scope alongside the part-specific records. Include quantity, revision and the purpose of any initial component. Retain the accepted material, machining boundaries and finish definition so production acceptance checks the actual casting supply ordered.





