OEM/ODM Precision Pre-Coated Sand Cast Gray/Ductile Iron Parts and Flange Covers: QT450, QT500, HT200, HT250
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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Product nameCast Iron Foundry Grey Iron Casting High Quality Custom Flange Cover S
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MaterialGG20,GG25,GG30,GGG50, HT150, HT200,QT450-10, QT500-7, QT600-3Surface treatmentSand blasting, Mill Finishing,primerAntirust oil
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Applicationindustry Machinery parts/ equipment/Agriculture/Farming accessoriesServiceOEM ODM Customised
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Drawing Format3D Drawing:.step/.stp /igs, 2D Drawing: .dxf/ .dwg / .pdf /jpgTolerance0.01mm
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DeliveryExpress for sample, oceanshipping/air for mass productionInspection, Dimension, Heat treatment,Hardness, NDT, Surfac
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ProcessCasting +Machining(if Need)+surface Treatment
A flange-cover casting should be defined where it meets the surrounding equipment. This OEM/ODM iron service covers custom mechanical parts and pre-coated-sand enquiries, with machining when needed and surface treatment. Describe the cover's mating geometry and completed condition so the proposed casting addresses a particular industrial or agricultural component.
Define the cover at its mating face
Identify the connection features, finished surfaces and dimensions relevant to the flange-cover design. A tolerance reference of 0.01 mm should be assigned to the agreed dimensions and process stage, with its measurement basis established for the order. The cover drawing can then distinguish the cast shape from the areas that need final machining.
- Sandblasting is available for surface processing.
- Mill finishing is a named finishing detail.
- Primer can be specified for the required part condition.
- Anti-rust oil is another supply-condition choice.
- 3D geometry can use STEP, STP or IGS files.
- 2D drawing choices include DXF, DWG, PDF and JPG.
Select the iron designation for the cover
QT450, QT500, HT200 and HT250 are among the offered designations, alongside GG20, GG25, GG30, GGG50, HT150, QT450-10, QT500-7 and QT600-3. Select the actual grade and applicable standard for the component without assuming those labels are equivalent. The chosen material should remain attached to the drawing and intended mechanical duty.
Coordinate finishing and component inspection
Dimensional, heat-treatment, hardness and NDT checks are included in the inspection discussion. Agree the methods and acceptance criteria relevant to the cover and identify the required combination of finishing operations. For a custom iron flange cover, the useful supply brief connects the mating geometry, selected grade, inspection plan and final surface condition to the component that will be accepted.
