01 / 10 · Precision Casting Procurement

17-4 PH Type Precision Castings in an Agreed Delivered Condition

You can discuss a 17-4 PH-type casting project with Relia using the actual cast specification and required delivered condition. We connect the material proposal with treatment, machining stock and the final interfaces. The order defines the applicable property and dimensional evidence, so a familiar alloy name is not treated as a complete specification or an automatic substitute for a wrought part.

A flanged housing needs its material requirement and delivered condition defined.
A flanged housing needs its material requirement and delivered condition defined.
02 / 10 · Relia Casting · Qingdao, China

The Ordered Condition Leads the Manufacturing Discussion

Relia reviews the selected casting material together with the condition in which you need to receive the component. Order-agreed heat treatment is performed in Relia's own factory. We keep the required property evidence and finished-geometry checks distinct, with any proposed material relationship or drawing change subject to your approval before the trial.

MaterialApproved casting requirement
OperationsSpecified treatment and finishing
DeliveryAgreed condition and records
03 / 10 · Precision Casting Procurement

Functional Contacts Stay Controlled Through Processing

Show the functional component and the contacts that must remain controlled through processing. Flanged bodies, housings and profiled blanks can have different section and finishing needs. This geometry context helps connect the selected material condition with the actual delivered part.

An angled connector links several contact faces within one casting.
An angled connector links several contact faces within one casting.
04 / 10 · Precision Casting Procurement

The Casting Specification and Treatment Condition Need Approval

Approve the applicable casting specification and treatment condition before sample release. Identify any required chemistry, mechanical-property or hardness evidence and where it applies. A shorthand alloy name or presumed wrought equivalent should not replace the actual casting order requirement.

Approve the casting material

Actual product standard, cast-grade designation and applicable chemistry or property requirements.

Approve the delivered condition

Required treatment state, final geometry and the stage represented by each acceptance result.

One ordered requirementRelia reviews stock, treatment and finishing against both approvals. No wrought-to-cast equivalence or property value is assumed.
05 / 10 · Precision Casting Procurement

Preserve Finishing Stock Through the Selected Treatment Route

A precipitation-hardening material name does not by itself define the required treatment state or final properties. The approved cast specification and delivery condition guide the operation sequence. Review the section changes and contacts that need machining, then identify what work occurs before treatment and what establishes the final fit afterward.

Relia connects the remaining stock and setup references with that sequence. The trial should represent the chosen material condition as well as the finished component geometry. Agree the relevant material or treatment evidence and the key-dimensional checks separately; a hardness result cannot establish bore location, and a dimensional report cannot establish the complete material condition.

An open annular body requires its own material and dimensional reference.
An open annular body requires its own material and dimensional reference.
06 / 10 · Precision Casting Procurement

Treatment and Machining Follow the Required Material State

Treatment and machining need an agreed sequence for the selected material and required condition. Relia performs the specified supporting operations in its own factory, with method and records confirmed for the project. Identify the point at which critical dimensions and material requirements are finally accepted.

CastPrepare the component blank
TreatApply the agreed condition
FinishAccept the defined final state
07 / 10 · Precision Casting Procurement

Dimensions Describe the Final Supplied Condition

Measured features should relate to the final supplied state. Record which dimensions are checked after treatment and which intermediate checks support the process. This avoids treating an earlier machining result as proof of the later delivered geometry.

A lobed-profile blank illustrates a different casting form without implying gear accuracy.
A lobed-profile blank illustrates a different casting form without implying gear accuracy.
08 / 10 · Precision Casting Procurement

Material, Treatment and Dimensional Records Share Part Identity

Connect material, treatment and dimensional evidence to the same part revision and batch reference. Each record addresses a separate requirement. Any applicable independent certification must be valid for the stated scope rather than borrowed from another entity or material family.

Material recordSelected grade and batch
Treatment recordApplicable condition and identity
Dimensional recordFinal part and revision
Detailed drawing and acceptance checklist
Material itemDefine in the enquiryEvidence to specify
Cast specificationApplicable standard and casting-grade designationMaterial identity for the actual part
Delivered conditionRequired treatment or ageing conditionAgreed processing and property record
Property acceptanceRequired tests and specimen or location basisResults against named criteria
Final geometryContacts accepted after relevant processingFinished dimensions and supplied state
StageReview focusDefined output
Material reviewSelect the actual cast grade and final conditionOne complete material requirement
Blank planningLeave suitable stock and locating featuresA blank that supports the route
Treatment and finishingSequence specified treatment and critical cutsFinal material and interface state
ReleaseConnect required tests and measurementsOrder-linked material and dimensional records
09 / 10 · Precision Casting Procurement

The RFQ States the Actual Material and Treatment Requirements

Include the actual material and treatment specification, drawing, samples and repeat quantities in the RFQ. Add required records and final measuring conditions. This allows a quote for the agreed delivered component rather than a general promise of 17-4 performance.

RequirementsMaterial and treatment specification
GeometryCritical finished features
SupplyQuantity and required evidence
Related engineering and purchasing guidance
10 / 10 · Precision Casting Procurement

Send the Material and Delivered-State Requirements

Send the casting drawing and the exact material and condition requirement used by your project. Mark critical dimensions and list the material, treatment and inspection records needed. We can review the manufacturing and sample scope around that defined delivered state.

PartDrawing and critical dimensions
MaterialExact specification and condition
RecordsSample and batch acceptance needs
Qingdao Reliacasting Co., Ltd.Qingdao office: No. 96 Shuyuan Road, Qingdao, Shandong, China